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authorPeter Dettman <peter.dettman@gmail.com>2022-06-21 21:14:47 +0700
committerPeter Dettman <peter.dettman@gmail.com>2022-06-21 21:14:47 +0700
commit7ca8774497c8e5c46fb67369909d4d9a87cbeb3f (patch)
treee7ab545ca1b51d48f3506ccbf310c34275d2f8ac
parentRemove legacy TLS (diff)
downloadBouncyCastle.NET-ed25519-7ca8774497c8e5c46fb67369909d4d9a87cbeb3f.tar.xz
Remove per-ECPoint compression
-rw-r--r--crypto/src/asn1/x9/X9ECParameters.cs25
-rw-r--r--crypto/src/asn1/x9/X9ECPoint.cs5
-rw-r--r--crypto/src/math/ec/ECCurve.cs66
-rw-r--r--crypto/src/math/ec/ECPoint.cs169
-rw-r--r--crypto/src/math/ec/custom/djb/Curve25519.cs10
-rw-r--r--crypto/src/math/ec/custom/djb/Curve25519Point.cs40
-rw-r--r--crypto/src/math/ec/custom/gm/SM2P256V1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/gm/SM2P256V1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP128R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP128R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160K1Point.cs49
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160R2Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP160R2Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP192K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP192K1Point.cs49
-rw-r--r--crypto/src/math/ec/custom/sec/SecP192R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP192R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP224K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP224K1Point.cs49
-rw-r--r--crypto/src/math/ec/custom/sec/SecP224R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP224R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP256K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP256K1Point.cs49
-rw-r--r--crypto/src/math/ec/custom/sec/SecP256R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP256R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP384R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP384R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecP521R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecP521R1Point.cs48
-rw-r--r--crypto/src/math/ec/custom/sec/SecT113R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT113R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT113R2Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT113R2Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT131R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT131R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT131R2Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT131R2Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163K1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163R2Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT163R2Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT193R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT193R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT193R2Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT193R2Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT233K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT233K1Point.cs39
-rw-r--r--crypto/src/math/ec/custom/sec/SecT233R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT233R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT239K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT239K1Point.cs39
-rw-r--r--crypto/src/math/ec/custom/sec/SecT283K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT283K1Point.cs39
-rw-r--r--crypto/src/math/ec/custom/sec/SecT283R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT283R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT409K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT409K1Point.cs39
-rw-r--r--crypto/src/math/ec/custom/sec/SecT409R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT409R1Point.cs37
-rw-r--r--crypto/src/math/ec/custom/sec/SecT571K1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT571K1Point.cs39
-rw-r--r--crypto/src/math/ec/custom/sec/SecT571R1Curve.cs10
-rw-r--r--crypto/src/math/ec/custom/sec/SecT571R1Point.cs37
-rw-r--r--crypto/src/pkcs/PrivateKeyInfoFactory.cs3
-rw-r--r--crypto/src/x509/SubjectPublicKeyInfoFactory.cs3
-rw-r--r--crypto/test/src/asn1/test/X9Test.cs2
-rw-r--r--crypto/test/src/math/ec/test/ECAlgorithmsTest.cs2
72 files changed, 579 insertions, 1360 deletions
diff --git a/crypto/src/asn1/x9/X9ECParameters.cs b/crypto/src/asn1/x9/X9ECParameters.cs
index aa84063b8..c484fc62d 100644
--- a/crypto/src/asn1/x9/X9ECParameters.cs
+++ b/crypto/src/asn1/x9/X9ECParameters.cs
@@ -67,9 +67,9 @@ namespace Org.BouncyCastle.Asn1.X9
         }
 
         public X9ECParameters(
-            ECCurve		curve,
-            ECPoint		g,
-            BigInteger	n)
+            ECCurve curve,
+            X9ECPoint g,
+            BigInteger n)
             : this(curve, g, n, null, null)
         {
         }
@@ -84,25 +84,6 @@ namespace Org.BouncyCastle.Asn1.X9
         }
 
         public X9ECParameters(
-            ECCurve		curve,
-            ECPoint		g,
-            BigInteger	n,
-            BigInteger	h)
-            : this(curve, g, n, h, null)
-        {
-        }
-
-        public X9ECParameters(
-            ECCurve		curve,
-            ECPoint		g,
-            BigInteger	n,
-            BigInteger	h,
-            byte[]		seed)
-            : this(curve, new X9ECPoint(g), n, h, seed)
-        {
-        }
-
-        public X9ECParameters(
             ECCurve     curve,
             X9ECPoint   g,
             BigInteger  n,
diff --git a/crypto/src/asn1/x9/X9ECPoint.cs b/crypto/src/asn1/x9/X9ECPoint.cs
index 7ef4f13bc..baa01835a 100644
--- a/crypto/src/asn1/x9/X9ECPoint.cs
+++ b/crypto/src/asn1/x9/X9ECPoint.cs
@@ -15,11 +15,6 @@ namespace Org.BouncyCastle.Asn1.X9
         private ECCurve c;
         private ECPoint p;
 
-        public X9ECPoint(ECPoint p)
-            : this(p, false)
-        {
-        }
-
         public X9ECPoint(ECPoint p, bool compressed)
         {
             this.p = p.Normalize();
diff --git a/crypto/src/math/ec/ECCurve.cs b/crypto/src/math/ec/ECCurve.cs
index 3861dc4cb..c0e27a449 100644
--- a/crypto/src/math/ec/ECCurve.cs
+++ b/crypto/src/math/ec/ECCurve.cs
@@ -112,39 +112,21 @@ namespace Org.BouncyCastle.Math.EC
         {
             ECPoint p = CreatePoint(x, y);
             if (!p.IsValid())
-            {
                 throw new ArgumentException("Invalid point coordinates");
-            }
-            return p;
-        }
 
-        [Obsolete("Per-point compression property will be removed")]
-        public virtual ECPoint ValidatePoint(BigInteger x, BigInteger y, bool withCompression)
-        {
-            ECPoint p = CreatePoint(x, y, withCompression);
-            if (!p.IsValid())
-            {
-                throw new ArgumentException("Invalid point coordinates");
-            }
             return p;
         }
 
         public virtual ECPoint CreatePoint(BigInteger x, BigInteger y)
         {
-            return CreatePoint(x, y, false);
-        }
-
-        [Obsolete("Per-point compression property will be removed")]
-        public virtual ECPoint CreatePoint(BigInteger x, BigInteger y, bool withCompression)
-        {
-            return CreateRawPoint(FromBigInteger(x), FromBigInteger(y), withCompression);
+            return CreateRawPoint(FromBigInteger(x), FromBigInteger(y));
         }
 
         protected abstract ECCurve CloneCurve();
 
-        protected internal abstract ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression);
+        protected internal abstract ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y);
 
-        protected internal abstract ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression);
+        protected internal abstract ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs);
 
         protected virtual ECMultiplier CreateDefaultMultiplier()
         {
@@ -235,7 +217,7 @@ namespace Org.BouncyCastle.Math.EC
             // TODO Default behaviour could be improved if the two curves have the same coordinate system by copying any Z coordinates.
             p = p.Normalize();
 
-            return CreatePoint(p.XCoord.ToBigInteger(), p.YCoord.ToBigInteger(), p.IsCompressed);
+            return CreatePoint(p.XCoord.ToBigInteger(), p.YCoord.ToBigInteger());
         }
 
         /**
@@ -583,7 +565,7 @@ namespace Org.BouncyCastle.Math.EC
             {
                 ECFieldElement X = m_outer.FromBigInteger(new BigInteger(1, x));
                 ECFieldElement Y = m_outer.FromBigInteger(new BigInteger(1, y));
-                return m_outer.CreateRawPoint(X, Y, false);
+                return m_outer.CreateRawPoint(X, Y);
             }
         }
     }
@@ -643,7 +625,7 @@ namespace Org.BouncyCastle.Math.EC
                 y = y.Negate();
             }
 
-            return CreateRawPoint(x, y, true);
+            return CreateRawPoint(x, y);
         }
 
         private static BigInteger ImplRandomFieldElement(SecureRandom r, BigInteger p)
@@ -730,7 +712,7 @@ namespace Org.BouncyCastle.Math.EC
             }
 
             this.m_r = FpFieldElement.CalculateResidue(q);
-            this.m_infinity = new FpPoint(this, null, null, false);
+            this.m_infinity = new FpPoint(this, null, null);
 
             this.m_a = FromBigInteger(a);
             this.m_b = FromBigInteger(b);
@@ -750,7 +732,7 @@ namespace Org.BouncyCastle.Math.EC
         {
             this.m_q = q;
             this.m_r = r;
-            this.m_infinity = new FpPoint(this, null, null, false);
+            this.m_infinity = new FpPoint(this, null, null);
 
             this.m_a = a;
             this.m_b = b;
@@ -798,14 +780,14 @@ namespace Org.BouncyCastle.Math.EC
             return new FpFieldElement(this.m_q, this.m_r, x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new FpPoint(this, x, y, withCompression);
+            return new FpPoint(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new FpPoint(this, x, y, zs, withCompression);
+            return new FpPoint(this, x, y, zs);
         }
 
         public override ECPoint ImportPoint(ECPoint p)
@@ -820,8 +802,7 @@ namespace Org.BouncyCastle.Math.EC
                         return new FpPoint(this,
                             FromBigInteger(p.RawXCoord.ToBigInteger()),
                             FromBigInteger(p.RawYCoord.ToBigInteger()),
-                            new ECFieldElement[] { FromBigInteger(p.GetZCoord(0).ToBigInteger()) },
-                            p.IsCompressed);
+                            new ECFieldElement[] { FromBigInteger(p.GetZCoord(0).ToBigInteger()) });
                     default:
                         break;
                 }
@@ -925,8 +906,7 @@ namespace Org.BouncyCastle.Math.EC
         {
         }
 
-        [Obsolete("Per-point compression property will be removed")]
-        public override ECPoint CreatePoint(BigInteger x, BigInteger y, bool withCompression)
+        public override ECPoint CreatePoint(BigInteger x, BigInteger y)
         {
             ECFieldElement X = FromBigInteger(x), Y = FromBigInteger(y);
 
@@ -953,7 +933,7 @@ namespace Org.BouncyCastle.Math.EC
                 }
             }
 
-            return CreateRawPoint(X, Y, withCompression);
+            return CreateRawPoint(X, Y);
         }
 
         public override bool IsValidFieldElement(BigInteger x)
@@ -1018,7 +998,7 @@ namespace Org.BouncyCastle.Math.EC
             if (yp == null)
                 throw new ArgumentException("Invalid point compression");
 
-            return CreateRawPoint(xp, yp, true);
+            return CreateRawPoint(xp, yp);
         }
 
         /**
@@ -1290,7 +1270,7 @@ namespace Org.BouncyCastle.Math.EC
             this.k3 = k3;
             this.m_order = order;
             this.m_cofactor = cofactor;
-            this.m_infinity = new F2mPoint(this, null, null, false);
+            this.m_infinity = new F2mPoint(this, null, null);
 
             if (k1 == 0)
                 throw new ArgumentException("k1 must be > 0");
@@ -1324,7 +1304,7 @@ namespace Org.BouncyCastle.Math.EC
             this.m_order = order;
             this.m_cofactor = cofactor;
 
-            this.m_infinity = new F2mPoint(this, null, null, false);
+            this.m_infinity = new F2mPoint(this, null, null);
             this.m_a = a;
             this.m_b = b;
             this.m_coord = F2M_DEFAULT_COORDS;
@@ -1368,14 +1348,14 @@ namespace Org.BouncyCastle.Math.EC
             return new F2mFieldElement(this.m, this.k1, this.k2, this.k3, x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new F2mPoint(this, x, y, withCompression);
+            return new F2mPoint(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new F2mPoint(this, x, y, zs, withCompression);
+            return new F2mPoint(this, x, y, zs);
         }
 
         public override ECPoint Infinity
@@ -1494,7 +1474,7 @@ namespace Org.BouncyCastle.Math.EC
 
                 ECFieldElement X = new F2mFieldElement(m, ks, new LongArray(x));
                 ECFieldElement Y = new F2mFieldElement(m, ks, new LongArray(y));
-                return m_outer.CreateRawPoint(X, Y, false);
+                return m_outer.CreateRawPoint(X, Y);
             }
         }
     }
diff --git a/crypto/src/math/ec/ECPoint.cs b/crypto/src/math/ec/ECPoint.cs
index 2a9d0832a..f32376455 100644
--- a/crypto/src/math/ec/ECPoint.cs
+++ b/crypto/src/math/ec/ECPoint.cs
@@ -50,23 +50,21 @@ namespace Org.BouncyCastle.Math.EC
         protected internal readonly ECCurve m_curve;
         protected internal readonly ECFieldElement m_x, m_y;
         protected internal readonly ECFieldElement[] m_zs;
-        protected internal readonly bool m_withCompression;
 
         // Dictionary is (string -> PreCompInfo)
         protected internal IDictionary m_preCompTable = null;
 
-        protected ECPoint(ECCurve curve, ECFieldElement	x, ECFieldElement y, bool withCompression)
-            : this(curve, x, y, GetInitialZCoords(curve), withCompression)
+        protected ECPoint(ECCurve curve, ECFieldElement	x, ECFieldElement y)
+            : this(curve, x, y, GetInitialZCoords(curve))
         {
         }
 
-        internal ECPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        internal ECPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
             this.m_curve = curve;
             this.m_x = x;
             this.m_y = y;
             this.m_zs = zs;
-            this.m_withCompression = withCompression;
         }
 
         protected abstract bool SatisfiesCurveEquation();
@@ -284,7 +282,7 @@ namespace Org.BouncyCastle.Math.EC
 
         protected virtual ECPoint CreateScaledPoint(ECFieldElement sx, ECFieldElement sy)
         {
-            return Curve.CreateRawPoint(RawXCoord.Multiply(sx), RawYCoord.Multiply(sy), IsCompressed);
+            return Curve.CreateRawPoint(RawXCoord.Multiply(sx), RawYCoord.Multiply(sy));
         }
 
         public bool IsInfinity
@@ -292,11 +290,6 @@ namespace Org.BouncyCastle.Math.EC
             get { return m_x == null && m_y == null; }
         }
 
-        public bool IsCompressed
-        {
-            get { return m_withCompression; }
-        }
-
         public bool IsValid()
         {
             return ImplIsValid(false, true);
@@ -321,28 +314,28 @@ namespace Org.BouncyCastle.Math.EC
         {
             return IsInfinity
                 ? this
-                : Curve.CreateRawPoint(RawXCoord.Multiply(scale), RawYCoord, RawZCoords, IsCompressed);
+                : Curve.CreateRawPoint(RawXCoord.Multiply(scale), RawYCoord, RawZCoords);
         }
 
         public virtual ECPoint ScaleXNegateY(ECFieldElement scale)
         {
             return IsInfinity
                 ? this
-                : Curve.CreateRawPoint(RawXCoord.Multiply(scale), RawYCoord.Negate(), RawZCoords, IsCompressed);
+                : Curve.CreateRawPoint(RawXCoord.Multiply(scale), RawYCoord.Negate(), RawZCoords);
         }
 
         public virtual ECPoint ScaleY(ECFieldElement scale)
         {
             return IsInfinity
                 ? this
-                : Curve.CreateRawPoint(RawXCoord, RawYCoord.Multiply(scale), RawZCoords, IsCompressed);
+                : Curve.CreateRawPoint(RawXCoord, RawYCoord.Multiply(scale), RawZCoords);
         }
 
         public virtual ECPoint ScaleYNegateX(ECFieldElement scale)
         {
             return IsInfinity
                 ? this
-                : Curve.CreateRawPoint(RawXCoord.Negate(), RawYCoord.Multiply(scale), RawZCoords, IsCompressed);
+                : Curve.CreateRawPoint(RawXCoord.Negate(), RawYCoord.Multiply(scale), RawZCoords);
         }
 
         public override bool Equals(object obj)
@@ -440,7 +433,7 @@ namespace Org.BouncyCastle.Math.EC
 
         public virtual byte[] GetEncoded()
         {
-            return GetEncoded(m_withCompression);
+            return GetEncoded(false);
         }
 
         public abstract byte[] GetEncoded(bool compressed);
@@ -527,17 +520,13 @@ namespace Org.BouncyCastle.Math.EC
     public abstract class ECPointBase
         : ECPoint
     {
-        protected internal ECPointBase(
-            ECCurve			curve,
-            ECFieldElement	x,
-            ECFieldElement	y,
-            bool			withCompression)
-            : base(curve, x, y, withCompression)
+        protected internal ECPointBase(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        protected internal ECPointBase(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        protected internal ECPointBase(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -547,9 +536,7 @@ namespace Org.BouncyCastle.Math.EC
         public override byte[] GetEncoded(bool compressed)
         {
             if (this.IsInfinity)
-            {
                 return new byte[1];
-            }
 
             ECPoint normed = Normalize();
 
@@ -588,13 +575,13 @@ namespace Org.BouncyCastle.Math.EC
     public abstract class AbstractFpPoint
         : ECPointBase
     {
-        protected AbstractFpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
+        protected AbstractFpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        protected AbstractFpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        protected AbstractFpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -661,30 +648,21 @@ namespace Org.BouncyCastle.Math.EC
     public class FpPoint
         : AbstractFpPoint
     {
-        /**
-         * Create a point that encodes with or without point compression.
-         *
-         * @param curve the curve to use
-         * @param x affine x co-ordinate
-         * @param y affine y co-ordinate
-         * @param withCompression if true encode with point compression
-         */
-        [Obsolete("Per-point compression property will be removed, see GetEncoded(bool)")]
-        public FpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
+        internal FpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
             if ((x == null) != (y == null))
                 throw new ArgumentException("Exactly one of the field elements is null");
         }
 
-        internal FpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal FpPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new FpPoint(null, AffineXCoord, AffineYCoord, false);
+            return new FpPoint(null, AffineXCoord, AffineYCoord);
         }
 
         public override ECFieldElement GetZCoord(int index)
@@ -735,7 +713,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement X3 = gamma.Square().Subtract(X1).Subtract(X2);
                     ECFieldElement Y3 = gamma.Multiply(X1.Subtract(X3)).Subtract(Y1);
 
-                    return new FpPoint(Curve, X3, Y3, IsCompressed);
+                    return new FpPoint(Curve, X3, Y3);
                 }
 
                 case ECCurve.COORD_HOMOGENEOUS:
@@ -777,7 +755,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement Y3 = vSquaredV2.Subtract(A).MultiplyMinusProduct(u, u2, vCubed);
                     ECFieldElement Z3 = vCubed.Multiply(w);
 
-                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 });
                 }
 
                 case ECCurve.COORD_JACOBIAN:
@@ -907,7 +885,7 @@ namespace Org.BouncyCastle.Math.EC
                         zs = new ECFieldElement[] { Z3 };
                     }
 
-                    return new FpPoint(curve, X3, Y3, zs, IsCompressed);
+                    return new FpPoint(curve, X3, Y3, zs);
                 }
 
                 default:
@@ -942,7 +920,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement X3 = gamma.Square().Subtract(Two(X1));
                     ECFieldElement Y3 = gamma.Multiply(X1.Subtract(X3)).Subtract(Y1);
 
-                    return new FpPoint(Curve, X3, Y3, IsCompressed);
+                    return new FpPoint(Curve, X3, Y3);
                 }
 
                 case ECCurve.COORD_HOMOGENEOUS:
@@ -972,7 +950,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement _4sSquared = Z1IsOne ? Two(_2t) : _2s.Square();
                     ECFieldElement Z3 = Two(_4sSquared).Multiply(s);
 
-                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 });
                 }
 
                 case ECCurve.COORD_JACOBIAN:
@@ -1031,7 +1009,7 @@ namespace Org.BouncyCastle.Math.EC
                     // Alternative calculation of Z3 using fast square
                     //ECFieldElement Z3 = doubleProductFromSquares(Y1, Z1, Y1Squared, Z1Squared);
 
-                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new FpPoint(curve, X3, Y3, new ECFieldElement[] { Z3 });
                 }
 
                 case ECCurve.COORD_JACOBIAN_MODIFIED:
@@ -1102,7 +1080,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement X4 = (L2.Subtract(L1)).Multiply(L1.Add(L2)).Add(X2);
                     ECFieldElement Y4 = (X1.Subtract(X4)).Multiply(L2).Subtract(Y1);
 
-                    return new FpPoint(Curve, X4, Y4, IsCompressed);
+                    return new FpPoint(Curve, X4, Y4);
                 }
                 case ECCurve.COORD_JACOBIAN_MODIFIED:
                 {
@@ -1151,7 +1129,7 @@ namespace Org.BouncyCastle.Math.EC
 
                     ECFieldElement X4 = (L2.Subtract(L1)).Multiply(L1.Add(L2)).Add(X1);
                     ECFieldElement Y4 = (X1.Subtract(X4)).Multiply(L2).Subtract(Y1);
-                    return new FpPoint(Curve, X4, Y4, IsCompressed);
+                    return new FpPoint(Curve, X4, Y4);
                 }
                 case ECCurve.COORD_JACOBIAN_MODIFIED:
                 {
@@ -1233,15 +1211,15 @@ namespace Org.BouncyCastle.Math.EC
             {
             case ECCurve.COORD_AFFINE:
                 ECFieldElement zInv = Z1.Invert(), zInv2 = zInv.Square(), zInv3 = zInv2.Multiply(zInv);
-                return new FpPoint(curve, X1.Multiply(zInv2), Y1.Multiply(zInv3), IsCompressed);
+                return new FpPoint(curve, X1.Multiply(zInv2), Y1.Multiply(zInv3));
             case ECCurve.COORD_HOMOGENEOUS:
                 X1 = X1.Multiply(Z1);
                 Z1 = Z1.Multiply(Z1.Square());
-                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1 }, IsCompressed);
+                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1 });
             case ECCurve.COORD_JACOBIAN:
-                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1 }, IsCompressed);
+                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1 });
             case ECCurve.COORD_JACOBIAN_MODIFIED:
-                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1, W1 }, IsCompressed);
+                return new FpPoint(curve, X1, Y1, new ECFieldElement[] { Z1, W1 });
             default:
                 throw new InvalidOperationException("unsupported coordinate system");
             }
@@ -1287,10 +1265,10 @@ namespace Org.BouncyCastle.Math.EC
 
             if (ECCurve.COORD_AFFINE != coord)
             {
-                return new FpPoint(curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+                return new FpPoint(curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
             }
 
-            return new FpPoint(curve, RawXCoord, RawYCoord.Negate(), IsCompressed);
+            return new FpPoint(curve, RawXCoord, RawYCoord.Negate());
         }
 
         protected virtual ECFieldElement CalculateJacobianModifiedW(ECFieldElement Z, ECFieldElement ZSquared)
@@ -1345,20 +1323,20 @@ namespace Org.BouncyCastle.Math.EC
             ECFieldElement W3 = calculateW ? Two(_8T.Multiply(W1)) : null;
             ECFieldElement Z3 = Z1.IsOne ? _2Y1 : _2Y1.Multiply(Z1);
 
-            return new FpPoint(this.Curve, X3, Y3, new ECFieldElement[] { Z3, W3 }, IsCompressed);
+            return new FpPoint(this.Curve, X3, Y3, new ECFieldElement[] { Z3, W3 });
         }
     }
 
     public abstract class AbstractF2mPoint 
         : ECPointBase
     {
-        protected AbstractF2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
+        protected AbstractF2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        protected AbstractF2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        protected AbstractF2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -1498,7 +1476,7 @@ namespace Org.BouncyCastle.Math.EC
                 ECFieldElement X2 = X.Multiply(scale);
                 ECFieldElement L2 = L.Add(X).Divide(scale).Add(X2);
 
-                return Curve.CreateRawPoint(X, L2, RawZCoords, IsCompressed);
+                return Curve.CreateRawPoint(X, L2, RawZCoords);
             }
             case ECCurve.COORD_LAMBDA_PROJECTIVE:
             {
@@ -1510,7 +1488,7 @@ namespace Org.BouncyCastle.Math.EC
                 ECFieldElement L2 = L.Add(X).Add(X2);
                 ECFieldElement Z2 = Z.Multiply(scale);
 
-                return Curve.CreateRawPoint(X, L2, new ECFieldElement[] { Z2 }, IsCompressed);
+                return Curve.CreateRawPoint(X, L2, new ECFieldElement[] { Z2 });
             }
             default:
             {
@@ -1539,7 +1517,7 @@ namespace Org.BouncyCastle.Math.EC
                 // Y is actually Lambda (X + Y/X) here
                 ECFieldElement L2 = L.Add(X).Multiply(scale).Add(X);
 
-                return Curve.CreateRawPoint(X, L2, RawZCoords, IsCompressed);
+                return Curve.CreateRawPoint(X, L2, RawZCoords);
             }
             default:
             {
@@ -1578,14 +1556,14 @@ namespace Org.BouncyCastle.Math.EC
             case ECCurve.COORD_LAMBDA_AFFINE:
             {
                 ECFieldElement Y1 = this.RawYCoord;
-                return (AbstractF2mPoint)curve.CreateRawPoint(X1.Square(), Y1.Square(), IsCompressed);
+                return (AbstractF2mPoint)curve.CreateRawPoint(X1.Square(), Y1.Square());
             }
             case ECCurve.COORD_HOMOGENEOUS:
             case ECCurve.COORD_LAMBDA_PROJECTIVE:
             {
                 ECFieldElement Y1 = this.RawYCoord, Z1 = this.RawZCoords[0];
                 return (AbstractF2mPoint)curve.CreateRawPoint(X1.Square(), Y1.Square(),
-                    new ECFieldElement[] { Z1.Square() }, IsCompressed);
+                    new ECFieldElement[] { Z1.Square() });
             }
             default:
             {
@@ -1610,14 +1588,14 @@ namespace Org.BouncyCastle.Math.EC
             case ECCurve.COORD_LAMBDA_AFFINE:
             {
                 ECFieldElement Y1 = this.RawYCoord;
-                return (AbstractF2mPoint)curve.CreateRawPoint(X1.SquarePow(pow), Y1.SquarePow(pow), IsCompressed);
+                return (AbstractF2mPoint)curve.CreateRawPoint(X1.SquarePow(pow), Y1.SquarePow(pow));
             }
             case ECCurve.COORD_HOMOGENEOUS:
             case ECCurve.COORD_LAMBDA_PROJECTIVE:
             {
                 ECFieldElement Y1 = this.RawYCoord, Z1 = this.RawZCoords[0];
                 return (AbstractF2mPoint)curve.CreateRawPoint(X1.SquarePow(pow), Y1.SquarePow(pow),
-                    new ECFieldElement[] { Z1.SquarePow(pow) }, IsCompressed);
+                    new ECFieldElement[] { Z1.SquarePow(pow) });
             }
             default:
             {
@@ -1633,19 +1611,8 @@ namespace Org.BouncyCastle.Math.EC
     public class F2mPoint
         : AbstractF2mPoint
     {
-        /**
-         * @param curve base curve
-         * @param x x point
-         * @param y y point
-         * @param withCompression true if encode with point compression.
-         */
-        [Obsolete("Per-point compression property will be removed, see GetEncoded(bool)")]
-        public F2mPoint(
-            ECCurve			curve,
-            ECFieldElement	x,
-            ECFieldElement	y,
-            bool			withCompression)
-            : base(curve, x, y, withCompression)
+        internal F2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
             if ((x == null) != (y == null))
             {
@@ -1665,14 +1632,14 @@ namespace Org.BouncyCastle.Math.EC
             }
         }
 
-        internal F2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal F2mPoint(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new F2mPoint(null, AffineXCoord, AffineYCoord, false);
+            return new F2mPoint(null, AffineXCoord, AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -1775,7 +1742,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement X3 = L.Square().Add(L).Add(dx).Add(curve.A);
                     ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
 
-                    return new F2mPoint(curve, X3, Y3, IsCompressed);
+                    return new F2mPoint(curve, X3, Y3);
                 }
                 case ECCurve.COORD_HOMOGENEOUS:
                 {
@@ -1822,7 +1789,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement Y3 = U.MultiplyPlusProduct(X1, V, Y1).MultiplyPlusProduct(VSqZ2, uv, A);
                     ECFieldElement Z3 = VCu.Multiply(W);
 
-                    return new F2mPoint(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new F2mPoint(curve, X3, Y3, new ECFieldElement[] { Z3 });
                 }
                 case ECCurve.COORD_LAMBDA_PROJECTIVE:
                 {
@@ -1880,7 +1847,7 @@ namespace Org.BouncyCastle.Math.EC
                         X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                         if (X3.IsZero)
                         {
-                            return new F2mPoint(curve, X3, curve.B.Sqrt(), IsCompressed);
+                            return new F2mPoint(curve, X3, curve.B.Sqrt());
                         }
 
                         ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -1897,7 +1864,7 @@ namespace Org.BouncyCastle.Math.EC
                         X3 = AU1.Multiply(AU2);
                         if (X3.IsZero)
                         {
-                            return new F2mPoint(curve, X3, curve.B.Sqrt(), IsCompressed);
+                            return new F2mPoint(curve, X3, curve.B.Sqrt());
                         }
 
                         ECFieldElement ABZ2 = A.Multiply(B);
@@ -1915,7 +1882,7 @@ namespace Org.BouncyCastle.Math.EC
                         }
                     }
 
-                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 });
                 }
                 default:
                 {
@@ -1954,7 +1921,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement X3 = L1.Square().Add(L1).Add(curve.A);
                     ECFieldElement Y3 = X1.SquarePlusProduct(X3, L1.AddOne());
 
-                    return new F2mPoint(curve, X3, Y3, IsCompressed);
+                    return new F2mPoint(curve, X3, Y3);
                 }
                 case ECCurve.COORD_HOMOGENEOUS:
                 {
@@ -1975,7 +1942,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement Y3 = X1Sq.Square().MultiplyPlusProduct(V, h, sv);
                     ECFieldElement Z3 = V.Multiply(vSquared);
 
-                    return new F2mPoint(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new F2mPoint(curve, X3, Y3, new ECFieldElement[] { Z3 });
                 }
                 case ECCurve.COORD_LAMBDA_PROJECTIVE:
                 {
@@ -1989,7 +1956,7 @@ namespace Org.BouncyCastle.Math.EC
                     ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
                     if (T.IsZero)
                     {
-                        return new F2mPoint(curve, T, curve.B.Sqrt(), IsCompressed);
+                        return new F2mPoint(curve, T, curve.B.Sqrt());
                     }
 
                     ECFieldElement X3 = T.Square();
@@ -2026,7 +1993,7 @@ namespace Org.BouncyCastle.Math.EC
                         L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
                     }
 
-                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 });
                 }
                 default:
                 {
@@ -2090,14 +2057,14 @@ namespace Org.BouncyCastle.Math.EC
 
                     if (A.IsZero)
                     {
-                        return new F2mPoint(curve, A, curve.B.Sqrt(), IsCompressed);
+                        return new F2mPoint(curve, A, curve.B.Sqrt());
                     }
 
                     ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
                     ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
                     ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+                    return new F2mPoint(curve, X3, L3, new ECFieldElement[] { Z3 });
                 }
                 default:
                 {
@@ -2123,23 +2090,23 @@ namespace Org.BouncyCastle.Math.EC
                 case ECCurve.COORD_AFFINE:
                 {
                     ECFieldElement Y = this.RawYCoord;
-                    return new F2mPoint(curve, X, Y.Add(X), IsCompressed);
+                    return new F2mPoint(curve, X, Y.Add(X));
                 }
                 case ECCurve.COORD_HOMOGENEOUS:
                 {
                     ECFieldElement Y = this.RawYCoord, Z = this.RawZCoords[0];
-                    return new F2mPoint(curve, X, Y.Add(X), new ECFieldElement[] { Z }, IsCompressed);
+                    return new F2mPoint(curve, X, Y.Add(X), new ECFieldElement[] { Z });
                 }
                 case ECCurve.COORD_LAMBDA_AFFINE:
                 {
                     ECFieldElement L = this.RawYCoord;
-                    return new F2mPoint(curve, X, L.AddOne(), IsCompressed);
+                    return new F2mPoint(curve, X, L.AddOne());
                 }
                 case ECCurve.COORD_LAMBDA_PROJECTIVE:
                 {
                     // L is actually Lambda (X + Y/X) here
                     ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-                    return new F2mPoint(curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+                    return new F2mPoint(curve, X, L.Add(Z), new ECFieldElement[] { Z });
                 }
                 default:
                 {
diff --git a/crypto/src/math/ec/custom/djb/Curve25519.cs b/crypto/src/math/ec/custom/djb/Curve25519.cs
index 2566af030..380be7252 100644
--- a/crypto/src/math/ec/custom/djb/Curve25519.cs
+++ b/crypto/src/math/ec/custom/djb/Curve25519.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
             return new Curve25519FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new Curve25519Point(this, x, y, withCompression);
+            return new Curve25519Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new Curve25519Point(this, x, y, zs, withCompression);
+            return new Curve25519Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new Curve25519FieldElement(x), new Curve25519FieldElement(y), CURVE25519_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new Curve25519FieldElement(x), new Curve25519FieldElement(y), CURVE25519_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/djb/Curve25519Point.cs b/crypto/src/math/ec/custom/djb/Curve25519Point.cs
index eb8fc12f2..f61e28af8 100644
--- a/crypto/src/math/ec/custom/djb/Curve25519Point.cs
+++ b/crypto/src/math/ec/custom/djb/Curve25519Point.cs
@@ -7,39 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
     internal class Curve25519Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve the curve to use
-         * @param x affine x co-ordinate
-         * @param y affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.CreatePoint to construct points
-         */
-        public Curve25519Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal Curve25519Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve the curve to use
-         * @param x affine x co-ordinate
-         * @param y affine y co-ordinate
-         * @param withCompression if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public Curve25519Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal Curve25519Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal Curve25519Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -178,7 +152,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3, W3 };
 
-            return new Curve25519Point(curve, X3, Y3, zs, IsCompressed);
+            return new Curve25519Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -224,7 +198,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
             if (IsInfinity)
                 return this;
 
-            return new Curve25519Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new Curve25519Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
 
         protected virtual Curve25519FieldElement CalculateJacobianModifiedW(Curve25519FieldElement Z, uint[] ZSquared)
@@ -307,7 +281,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Djb
                 Curve25519Field.Twice(W3.x, W3.x);
             }
 
-            return new Curve25519Point(this.Curve, X3, Y3, new ECFieldElement[] { Z3, W3 }, IsCompressed);
+            return new Curve25519Point(this.Curve, X3, Y3, new ECFieldElement[] { Z3, W3 });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/gm/SM2P256V1Curve.cs b/crypto/src/math/ec/custom/gm/SM2P256V1Curve.cs
index 805245c45..ae6c6e1d9 100644
--- a/crypto/src/math/ec/custom/gm/SM2P256V1Curve.cs
+++ b/crypto/src/math/ec/custom/gm/SM2P256V1Curve.cs
@@ -67,14 +67,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
             return new SM2P256V1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SM2P256V1Point(this, x, y, withCompression);
+            return new SM2P256V1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SM2P256V1Point(this, x, y, zs, withCompression);
+            return new SM2P256V1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -163,7 +163,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SM2P256V1FieldElement(x), new SM2P256V1FieldElement(y), SM2P256V1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SM2P256V1FieldElement(x), new SM2P256V1FieldElement(y), SM2P256V1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/gm/SM2P256V1Point.cs b/crypto/src/math/ec/custom/gm/SM2P256V1Point.cs
index 916c90633..aba4c3d8e 100644
--- a/crypto/src/math/ec/custom/gm/SM2P256V1Point.cs
+++ b/crypto/src/math/ec/custom/gm/SM2P256V1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
     internal class SM2P256V1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SM2P256V1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SM2P256V1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SM2P256V1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SM2P256V1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SM2P256V1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
 
             ECFieldElement[] zs = new ECFieldElement[]{ Z3 };
 
-            return new SM2P256V1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SM2P256V1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
                 SM2P256V1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SM2P256V1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SM2P256V1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.GM
             if (IsInfinity)
                 return this;
 
-            return new SM2P256V1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SM2P256V1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP128R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP128R1Curve.cs
index b4a150ca0..a5fc338da 100644
--- a/crypto/src/math/ec/custom/sec/SecP128R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP128R1Curve.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP128R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP128R1Point(this, x, y, withCompression);
+            return new SecP128R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP128R1Point(this, x, y, zs, withCompression);
+            return new SecP128R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP128R1FieldElement(x), new SecP128R1FieldElement(y), SECP128R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP128R1FieldElement(x), new SecP128R1FieldElement(y), SECP128R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP128R1Point.cs b/crypto/src/math/ec/custom/sec/SecP128R1Point.cs
index ae76d3cd1..45d28298a 100644
--- a/crypto/src/math/ec/custom/sec/SecP128R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP128R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP128R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP128R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP128R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(boolean)}
-         */
-        public SecP128R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP128R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP128R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[]{ Z3 };
 
-            return new SecP128R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP128R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP128R1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP128R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecP128R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP128R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP128R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP160K1Curve.cs b/crypto/src/math/ec/custom/sec/SecP160K1Curve.cs
index c2c78e464..99318a2d8 100644
--- a/crypto/src/math/ec/custom/sec/SecP160K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160K1Curve.cs
@@ -65,14 +65,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP160R2FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP160K1Point(this, x, y, withCompression);
+            return new SecP160K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP160K1Point(this, x, y, zs, withCompression);
+            return new SecP160K1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -161,7 +161,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP160R2FieldElement(x), new SecP160R2FieldElement(y), SECP160K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP160R2FieldElement(x), new SecP160R2FieldElement(y), SECP160K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP160K1Point.cs b/crypto/src/math/ec/custom/sec/SecP160K1Point.cs
index 1bcbadb33..8a2309bd5 100644
--- a/crypto/src/math/ec/custom/sec/SecP160K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160K1Point.cs
@@ -7,48 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP160K1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.CreatePoint to construct points
-         */
-        public SecP160K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP160K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP160K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP160K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs,
-            bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP160K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -174,7 +139,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP160K1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP160K1Point(curve, X3, Y3, zs);
         }
 
         // B.3 pg 62
@@ -230,7 +195,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP160R2Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP160K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP160K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -263,7 +228,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP160K1Point(Curve, this.RawXCoord, this.RawYCoord.Negate(), this.RawZCoords, IsCompressed);
+            return new SecP160K1Point(Curve, this.RawXCoord, this.RawYCoord.Negate(), this.RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP160R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP160R1Curve.cs
index 8ae519ad3..b3e90f82a 100644
--- a/crypto/src/math/ec/custom/sec/SecP160R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160R1Curve.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP160R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP160R1Point(this, x, y, withCompression);
+            return new SecP160R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP160R1Point(this, x, y, zs, withCompression);
+            return new SecP160R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP160R1FieldElement(x), new SecP160R1FieldElement(y), SECP160R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP160R1FieldElement(x), new SecP160R1FieldElement(y), SECP160R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP160R1Point.cs b/crypto/src/math/ec/custom/sec/SecP160R1Point.cs
index f9f065de6..35495c95c 100644
--- a/crypto/src/math/ec/custom/sec/SecP160R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP160R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.CreatePoint to construct points
-         */
-        public SecP160R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP160R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP160R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP160R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP160R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[]{ Z3 };
 
-            return new SecP160R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP160R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP160R1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP160R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecP160R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP160R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP160R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP160R2Curve.cs b/crypto/src/math/ec/custom/sec/SecP160R2Curve.cs
index 49c3fa331..54a67d796 100644
--- a/crypto/src/math/ec/custom/sec/SecP160R2Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160R2Curve.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP160R2FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP160R2Point(this, x, y, withCompression);
+            return new SecP160R2Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP160R2Point(this, x, y, zs, withCompression);
+            return new SecP160R2Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP160R2FieldElement(x), new SecP160R2FieldElement(y), SECP160R2_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP160R2FieldElement(x), new SecP160R2FieldElement(y), SECP160R2_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP160R2Point.cs b/crypto/src/math/ec/custom/sec/SecP160R2Point.cs
index 343cf8c16..5bcb944af 100644
--- a/crypto/src/math/ec/custom/sec/SecP160R2Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP160R2Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP160R2Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.CreatePoint to construct points
-         */
-        public SecP160R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP160R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP160R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP160R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP160R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[]{ Z3 };
 
-            return new SecP160R2Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP160R2Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP160R2Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP160R2Point(curve, X3, Y3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecP160R2Point(curve, X3, Y3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP160R2Point(Curve, this.RawXCoord, this.RawYCoord.Negate(), this.RawZCoords, IsCompressed);
+            return new SecP160R2Point(Curve, this.RawXCoord, this.RawYCoord.Negate(), this.RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP192K1Curve.cs b/crypto/src/math/ec/custom/sec/SecP192K1Curve.cs
index b9fb08e56..9e73e5d51 100644
--- a/crypto/src/math/ec/custom/sec/SecP192K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP192K1Curve.cs
@@ -65,14 +65,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP192K1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP192K1Point(this, x, y, withCompression);
+            return new SecP192K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP192K1Point(this, x, y, zs, withCompression);
+            return new SecP192K1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -161,7 +161,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP192K1FieldElement(x), new SecP192K1FieldElement(y), SECP192K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP192K1FieldElement(x), new SecP192K1FieldElement(y), SECP192K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP192K1Point.cs b/crypto/src/math/ec/custom/sec/SecP192K1Point.cs
index 58eb09102..3098f7a84 100644
--- a/crypto/src/math/ec/custom/sec/SecP192K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP192K1Point.cs
@@ -7,48 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP192K1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP192K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP192K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP192K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP192K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs,
-            bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP192K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -173,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP192K1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP192K1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -228,7 +193,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP192K1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP192K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP192K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -261,7 +226,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP192K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP192K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP192R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP192R1Curve.cs
index 465768514..fb9e0f7ad 100644
--- a/crypto/src/math/ec/custom/sec/SecP192R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP192R1Curve.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP192R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP192R1Point(this, x, y, withCompression);
+            return new SecP192R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP192R1Point(this, x, y, zs, withCompression);
+            return new SecP192R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP192R1FieldElement(x), new SecP192R1FieldElement(y), SECP192R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP192R1FieldElement(x), new SecP192R1FieldElement(y), SECP192R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP192R1Point.cs b/crypto/src/math/ec/custom/sec/SecP192R1Point.cs
index 3b53e341e..6c2152134 100644
--- a/crypto/src/math/ec/custom/sec/SecP192R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP192R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP192R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP192R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP192R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP192R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP192R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP192R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP192R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP192R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP192R1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP192R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP192R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP192R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP192R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP224K1Curve.cs b/crypto/src/math/ec/custom/sec/SecP224K1Curve.cs
index dc5cd6c0b..91af66685 100644
--- a/crypto/src/math/ec/custom/sec/SecP224K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP224K1Curve.cs
@@ -65,14 +65,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP224K1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP224K1Point(this, x, y, withCompression);
+            return new SecP224K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP224K1Point(this, x, y, zs, withCompression);
+            return new SecP224K1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -161,7 +161,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP224K1FieldElement(x), new SecP224K1FieldElement(y), SECP224K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP224K1FieldElement(x), new SecP224K1FieldElement(y), SECP224K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP224K1Point.cs b/crypto/src/math/ec/custom/sec/SecP224K1Point.cs
index 98cb29274..6a163e4ff 100644
--- a/crypto/src/math/ec/custom/sec/SecP224K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP224K1Point.cs
@@ -7,48 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP224K1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP224K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP224K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP224K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP224K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs,
-            bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP224K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -173,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP224K1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP224K1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -228,7 +193,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP224K1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP224K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP224K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -261,7 +226,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP224K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP224K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP224R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP224R1Curve.cs
index 8e79316d8..b82841446 100644
--- a/crypto/src/math/ec/custom/sec/SecP224R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP224R1Curve.cs
@@ -68,14 +68,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP224R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP224R1Point(this, x, y, withCompression);
+            return new SecP224R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP224R1Point(this, x, y, zs, withCompression);
+            return new SecP224R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -164,7 +164,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP224R1FieldElement(x), new SecP224R1FieldElement(y), SECP224R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP224R1FieldElement(x), new SecP224R1FieldElement(y), SECP224R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP224R1Point.cs b/crypto/src/math/ec/custom/sec/SecP224R1Point.cs
index 73c4f1948..eda660d1f 100644
--- a/crypto/src/math/ec/custom/sec/SecP224R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP224R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP224R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP224R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP224R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP224R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP224R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP224R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -172,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP224R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP224R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -240,7 +206,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP224R1Field.Multiply(Z3.x, Z1.x, Z3.x);
             }
 
-            return new SecP224R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP224R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -273,7 +239,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP224R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP224R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP256K1Curve.cs b/crypto/src/math/ec/custom/sec/SecP256K1Curve.cs
index 123305cd4..d9c876818 100644
--- a/crypto/src/math/ec/custom/sec/SecP256K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP256K1Curve.cs
@@ -65,14 +65,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP256K1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP256K1Point(this, x, y, withCompression);
+            return new SecP256K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP256K1Point(this, x, y, zs, withCompression);
+            return new SecP256K1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -161,7 +161,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP256K1FieldElement(x), new SecP256K1FieldElement(y), SECP256K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP256K1FieldElement(x), new SecP256K1FieldElement(y), SECP256K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP256K1Point.cs b/crypto/src/math/ec/custom/sec/SecP256K1Point.cs
index 689be0117..6b12fb41c 100644
--- a/crypto/src/math/ec/custom/sec/SecP256K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP256K1Point.cs
@@ -7,48 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP256K1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP256K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP256K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP256K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP256K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs,
-            bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP256K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -174,7 +139,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP256K1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP256K1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -230,7 +195,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP256K1Field.Multiply(Z3.x, Z1.x, Z3.x, tt0);
             }
 
-            return new SecP256K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP256K1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -263,7 +228,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP256K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP256K1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP256R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP256R1Curve.cs
index b90f5d048..7a5cec8b3 100644
--- a/crypto/src/math/ec/custom/sec/SecP256R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP256R1Curve.cs
@@ -67,14 +67,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP256R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP256R1Point(this, x, y, withCompression);
+            return new SecP256R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP256R1Point(this, x, y, zs, withCompression);
+            return new SecP256R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -163,7 +163,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP256R1FieldElement(x), new SecP256R1FieldElement(y), SECP256R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP256R1FieldElement(x), new SecP256R1FieldElement(y), SECP256R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP256R1Point.cs b/crypto/src/math/ec/custom/sec/SecP256R1Point.cs
index d487aad87..878937aff 100644
--- a/crypto/src/math/ec/custom/sec/SecP256R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP256R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP256R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP256R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP256R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP256R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP256R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP256R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -173,7 +139,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[]{ Z3 };
 
-            return new SecP256R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP256R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -242,7 +208,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP256R1Field.Multiply(Z3.x, Z1.x, Z3.x, tt0);
             }
 
-            return new SecP256R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecP256R1Point(curve, X3, Y3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -275,7 +241,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP256R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP256R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP384R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP384R1Curve.cs
index b57788ea0..242b73fc6 100644
--- a/crypto/src/math/ec/custom/sec/SecP384R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP384R1Curve.cs
@@ -67,14 +67,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP384R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP384R1Point(this, x, y, withCompression);
+            return new SecP384R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP384R1Point(this, x, y, zs, withCompression);
+            return new SecP384R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -163,7 +163,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP384R1FieldElement(x), new SecP384R1FieldElement(y), SECP384R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP384R1FieldElement(x), new SecP384R1FieldElement(y), SECP384R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP384R1Point.cs b/crypto/src/math/ec/custom/sec/SecP384R1Point.cs
index c2c364be1..bbf509a6a 100644
--- a/crypto/src/math/ec/custom/sec/SecP384R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP384R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP384R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP384R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP384R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP384R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP384R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP384R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -174,7 +140,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP384R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP384R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -243,7 +209,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP384R1Field.Multiply(Z3.x, Z1.x, Z3.x, tt0);
             }
 
-            return new SecP384R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP384R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -276,7 +242,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP384R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP384R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecP521R1Curve.cs b/crypto/src/math/ec/custom/sec/SecP521R1Curve.cs
index 143176b10..9cdcec036 100644
--- a/crypto/src/math/ec/custom/sec/SecP521R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecP521R1Curve.cs
@@ -67,14 +67,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecP521R1FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecP521R1Point(this, x, y, withCompression);
+            return new SecP521R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecP521R1Point(this, x, y, zs, withCompression);
+            return new SecP521R1Point(this, x, y, zs);
         }
 
         public override ECLookupTable CreateCacheSafeLookupTable(ECPoint[] points, int off, int len)
@@ -163,7 +163,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(uint[] x, uint[] y)
             {
-                return m_outer.CreateRawPoint(new SecP521R1FieldElement(x), new SecP521R1FieldElement(y), SECP521R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecP521R1FieldElement(x), new SecP521R1FieldElement(y), SECP521R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecP521R1Point.cs b/crypto/src/math/ec/custom/sec/SecP521R1Point.cs
index 7fc1927cf..f0ded2c8d 100644
--- a/crypto/src/math/ec/custom/sec/SecP521R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecP521R1Point.cs
@@ -7,47 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecP521R1Point
         : AbstractFpPoint
     {
-        /**
-         * Create a point which encodes with point compression.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * 
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecP521R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecP521R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * Create a point that encodes with or without point compresion.
-         * 
-         * @param curve
-         *            the curve to use
-         * @param x
-         *            affine x co-ordinate
-         * @param y
-         *            affine y co-ordinate
-         * @param withCompression
-         *            if true encode with point compression
-         * 
-         * @deprecated per-point compression property will be removed, refer
-         *             {@link #getEncoded(bool)}
-         */
-        public SecP521R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecP521R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecP521R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -170,7 +136,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             ECFieldElement[] zs = new ECFieldElement[] { Z3 };
 
-            return new SecP521R1Point(curve, X3, Y3, zs, IsCompressed);
+            return new SecP521R1Point(curve, X3, Y3, zs);
         }
 
         public override ECPoint Twice()
@@ -238,7 +204,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 SecP521R1Field.Multiply(Z3.x, Z1.x, Z3.x, tt0);
             }
 
-            return new SecP521R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecP521R1Point(curve, X3, Y3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -271,7 +237,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             if (IsInfinity)
                 return this;
 
-            return new SecP521R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords, IsCompressed);
+            return new SecP521R1Point(Curve, RawXCoord, RawYCoord.Negate(), RawZCoords);
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT113R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT113R1Curve.cs
index 492b1d8b5..91cfc6ac0 100644
--- a/crypto/src/math/ec/custom/sec/SecT113R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT113R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT113FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT113R1Point(this, x, y, withCompression);
+            return new SecT113R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT113R1Point(this, x, y, zs, withCompression);
+            return new SecT113R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT113FieldElement(x), new SecT113FieldElement(y), SECT113R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT113FieldElement(x), new SecT113FieldElement(y), SECT113R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT113R1Point.cs b/crypto/src/math/ec/custom/sec/SecT113R1Point.cs
index db085d005..551fd159c 100644
--- a/crypto/src/math/ec/custom/sec/SecT113R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT113R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT113R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT113R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT113R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT113R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT113R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT113R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT113R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT113R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT113R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT113R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint Twice()
@@ -196,7 +183,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT113R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT113R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -205,7 +192,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -254,14 +241,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT113R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT113R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R1Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint Negate()
@@ -275,7 +262,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT113R1Point(Curve, X, L.Add(Z), new ECFieldElement[]{ Z }, IsCompressed);
+            return new SecT113R1Point(Curve, X, L.Add(Z), new ECFieldElement[]{ Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT113R2Curve.cs b/crypto/src/math/ec/custom/sec/SecT113R2Curve.cs
index d0fad0ff7..b11f2ad1b 100644
--- a/crypto/src/math/ec/custom/sec/SecT113R2Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT113R2Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT113FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT113R2Point(this, x, y, withCompression);
+            return new SecT113R2Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT113R2Point(this, x, y, zs, withCompression);
+            return new SecT113R2Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT113FieldElement(x), new SecT113FieldElement(y), SECT113R2_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT113FieldElement(x), new SecT113FieldElement(y), SECT113R2_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT113R2Point.cs b/crypto/src/math/ec/custom/sec/SecT113R2Point.cs
index 45fae2d95..d2c314a7e 100644
--- a/crypto/src/math/ec/custom/sec/SecT113R2Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT113R2Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT113R2Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT113R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT113R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT113R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT113R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT113R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -138,7 +125,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT113R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT113R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -155,7 +142,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT113R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT113R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -173,7 +160,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint Twice()
@@ -202,7 +189,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT113R2Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT113R2Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -211,7 +198,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -264,14 +251,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT113R2Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT113R2Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 }, IsCompressed);
+            return new SecT113R2Point(curve, X3, L3, new ECFieldElement[]{ Z3 });
         }
 
         public override ECPoint Negate()
@@ -285,7 +272,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT113R2Point(Curve, X, L.Add(Z), new ECFieldElement[]{ Z }, IsCompressed);
+            return new SecT113R2Point(Curve, X, L.Add(Z), new ECFieldElement[]{ Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT131R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT131R1Curve.cs
index 2b2636901..9e6e81bf0 100644
--- a/crypto/src/math/ec/custom/sec/SecT131R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT131R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT131FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT131R1Point(this, x, y, withCompression);
+            return new SecT131R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT131R1Point(this, x, y, zs, withCompression);
+            return new SecT131R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT131FieldElement(x), new SecT131FieldElement(y), SECT131R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT131FieldElement(x), new SecT131FieldElement(y), SECT131R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT131R1Point.cs b/crypto/src/math/ec/custom/sec/SecT131R1Point.cs
index 7aba4f2e0..22102ba6c 100644
--- a/crypto/src/math/ec/custom/sec/SecT131R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT131R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT131R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT131R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT131R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT131R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT131R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT131R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT131R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT131R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT131R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT131R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT131R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT131R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -260,14 +247,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT131R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT131R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -281,7 +268,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT131R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT131R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT131R2Curve.cs b/crypto/src/math/ec/custom/sec/SecT131R2Curve.cs
index 123362f4d..8851c8d1c 100644
--- a/crypto/src/math/ec/custom/sec/SecT131R2Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT131R2Curve.cs
@@ -53,14 +53,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT131FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT131R2Point(this, x, y, withCompression);
+            return new SecT131R2Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT131R2Point(this, x, y, zs, withCompression);
+            return new SecT131R2Point(this, x, y, zs);
         }
 
         public override ECPoint Infinity
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT131FieldElement(x), new SecT131FieldElement(y), SECT131R2_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT131FieldElement(x), new SecT131FieldElement(y), SECT131R2_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT131R2Point.cs b/crypto/src/math/ec/custom/sec/SecT131R2Point.cs
index 5d06049bc..9600371c1 100644
--- a/crypto/src/math/ec/custom/sec/SecT131R2Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT131R2Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT131R2Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT131R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT131R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT131R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT131R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT131R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT131R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT131R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT131R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT131R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT131R2Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT131R2Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -256,14 +243,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT131R2Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT131R2Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT131R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -277,7 +264,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT131R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT131R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT163K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT163K1Curve.cs
index 31c63a8c4..2c3e67820 100644
--- a/crypto/src/math/ec/custom/sec/SecT163K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163K1Curve.cs
@@ -64,14 +64,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT163FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT163K1Point(this, x, y, withCompression);
+            return new SecT163K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT163K1Point(this, x, y, zs, withCompression);
+            return new SecT163K1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT163K1Point.cs b/crypto/src/math/ec/custom/sec/SecT163K1Point.cs
index 66e657cc6..0a96f04eb 100644
--- a/crypto/src/math/ec/custom/sec/SecT163K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163K1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT163K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT163K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT163K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT163K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT163K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT163K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT163K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT163K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT163K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT163K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -196,7 +183,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(Z1Sq);
             if (T.IsZero)
             {
-                return new SecT163K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT163K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -205,7 +192,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t1 = L1.Add(X1).Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(X3);
 
-            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -254,14 +241,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT163K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT163K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -275,7 +262,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT163K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT163K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT163R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT163R1Curve.cs
index 61c452ea7..e7c395191 100644
--- a/crypto/src/math/ec/custom/sec/SecT163R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT163FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT163R1Point(this, x, y, withCompression);
+            return new SecT163R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT163R1Point(this, x, y, zs, withCompression);
+            return new SecT163R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT163R1Point.cs b/crypto/src/math/ec/custom/sec/SecT163R1Point.cs
index bab1f3529..52cbf32ef 100644
--- a/crypto/src/math/ec/custom/sec/SecT163R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT163R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT163R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT163R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT163R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT163R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT163R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT163R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT163R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT163R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT163R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT163R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT163R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -256,14 +243,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT163R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT163R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -277,7 +264,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT163R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT163R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT163R2Curve.cs b/crypto/src/math/ec/custom/sec/SecT163R2Curve.cs
index c610b5722..05ca7007a 100644
--- a/crypto/src/math/ec/custom/sec/SecT163R2Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163R2Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT163FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT163R2Point(this, x, y, withCompression);
+            return new SecT163R2Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT163R2Point(this, x, y, zs, withCompression);
+            return new SecT163R2Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163R2_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT163FieldElement(x), new SecT163FieldElement(y), SECT163R2_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT163R2Point.cs b/crypto/src/math/ec/custom/sec/SecT163R2Point.cs
index a207e6fba..40f35a93b 100644
--- a/crypto/src/math/ec/custom/sec/SecT163R2Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT163R2Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT163R2Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT163R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT163R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT163R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT163R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT163R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -136,7 +123,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT163R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT163R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -153,7 +140,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT163R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT163R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -171,7 +158,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(Z1Sq);
             if (T.IsZero)
             {
-                return new SecT163R2Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT163R2Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -259,14 +246,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT163R2Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT163R2Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT163R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -280,7 +267,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT163R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT163R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT193R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT193R1Curve.cs
index 32bc434c7..44c3593d8 100644
--- a/crypto/src/math/ec/custom/sec/SecT193R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT193R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT193FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT193R1Point(this, x, y, withCompression);
+            return new SecT193R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT193R1Point(this, x, y, zs, withCompression);
+            return new SecT193R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT193FieldElement(x), new SecT193FieldElement(y), SECT193R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT193FieldElement(x), new SecT193FieldElement(y), SECT193R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT193R1Point.cs b/crypto/src/math/ec/custom/sec/SecT193R1Point.cs
index 9dbdd14c2..b4b798aff 100644
--- a/crypto/src/math/ec/custom/sec/SecT193R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT193R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT193R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT193R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT193R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT193R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT193R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT193R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT193R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT193R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT193R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT193R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT193R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT193R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -256,14 +243,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT193R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT193R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -277,7 +264,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT193R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT193R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT193R2Curve.cs b/crypto/src/math/ec/custom/sec/SecT193R2Curve.cs
index 7f5357177..9ff71fccf 100644
--- a/crypto/src/math/ec/custom/sec/SecT193R2Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT193R2Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT193FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT193R2Point(this, x, y, withCompression);
+            return new SecT193R2Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT193R2Point(this, x, y, zs, withCompression);
+            return new SecT193R2Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT193FieldElement(x), new SecT193FieldElement(y), SECT193R2_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT193FieldElement(x), new SecT193FieldElement(y), SECT193R2_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT193R2Point.cs b/crypto/src/math/ec/custom/sec/SecT193R2Point.cs
index b75a7ce58..782a08dfa 100644
--- a/crypto/src/math/ec/custom/sec/SecT193R2Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT193R2Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT193R2Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT193R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT193R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT193R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT193R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT193R2Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).Add(curve.A);
                 if (X3.IsZero)
                 {
-                    return new SecT193R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT193R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT193R2Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT193R2Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -198,7 +185,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(aZ1Sq);
             if (T.IsZero)
             {
-                return new SecT193R2Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT193R2Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -256,14 +243,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT193R2Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT193R2Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT193R2Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -277,7 +264,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT193R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT193R2Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT233K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT233K1Curve.cs
index 7a3f55f87..512c87d70 100644
--- a/crypto/src/math/ec/custom/sec/SecT233K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT233K1Curve.cs
@@ -59,14 +59,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT233FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT233K1Point(this, x, y, withCompression);
+            return new SecT233K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT233K1Point(this, x, y, zs, withCompression);
+            return new SecT233K1Point(this, x, y, zs);
         }
 
         public override ECPoint Infinity
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT233FieldElement(x), new SecT233FieldElement(y), SECT233K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT233FieldElement(x), new SecT233FieldElement(y), SECT233K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT233K1Point.cs b/crypto/src/math/ec/custom/sec/SecT233K1Point.cs
index ffb865591..53053a144 100644
--- a/crypto/src/math/ec/custom/sec/SecT233K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT233K1Point.cs
@@ -5,32 +5,19 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT233K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT233K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT233K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT233K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT233K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT233K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new SecT233K1Point(null, this.AffineXCoord, this.AffineYCoord); // earlier JDK
+            return new SecT233K1Point(null, this.AffineXCoord, this.AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -136,7 +123,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1);
                 if (X3.IsZero)
                 {
-                    return new SecT233K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT233K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -153,7 +140,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT233K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT233K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -171,7 +158,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -206,7 +193,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (T.IsZero)
             {
-                return new SecT233K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT233K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -216,7 +203,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t2 = Z1IsOne ? Z1 : Z1Sq.Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(t2).Add(X3).Add(Z3);
 
-            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -268,14 +255,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT233K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT233K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -289,7 +276,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT233K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT233K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT233R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT233R1Curve.cs
index 7b7e59386..2487d5248 100644
--- a/crypto/src/math/ec/custom/sec/SecT233R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT233R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT233FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT233R1Point(this, x, y, withCompression);
+            return new SecT233R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT233R1Point(this, x, y, zs, withCompression);
+            return new SecT233R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT233FieldElement(x), new SecT233FieldElement(y), SECT233R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT233FieldElement(x), new SecT233FieldElement(y), SECT233R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT233R1Point.cs b/crypto/src/math/ec/custom/sec/SecT233R1Point.cs
index b9c6ce62a..59587f0f3 100644
--- a/crypto/src/math/ec/custom/sec/SecT233R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT233R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT233R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT233R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT233R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT233R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT233R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT233R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT233R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT233R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT233R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT233R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -194,7 +181,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(Z1Sq);
             if (T.IsZero)
             {
-                return new SecT233R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT233R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -203,7 +190,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -251,14 +238,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT233R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT233R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT233R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -272,7 +259,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT233R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT233R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT239K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT239K1Curve.cs
index 48854ce7e..c84962b17 100644
--- a/crypto/src/math/ec/custom/sec/SecT239K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT239K1Curve.cs
@@ -64,14 +64,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT239FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT239K1Point(this, x, y, withCompression);
+            return new SecT239K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT239K1Point(this, x, y, zs, withCompression);
+            return new SecT239K1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT239FieldElement(x), new SecT239FieldElement(y), SECT239K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT239FieldElement(x), new SecT239FieldElement(y), SECT239K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT239K1Point.cs b/crypto/src/math/ec/custom/sec/SecT239K1Point.cs
index 36b4606d1..b49563a98 100644
--- a/crypto/src/math/ec/custom/sec/SecT239K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT239K1Point.cs
@@ -5,32 +5,19 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT239K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT239K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT239K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT239K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT239K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT239K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new SecT239K1Point(null, this.AffineXCoord, this.AffineYCoord); // earlier JDK
+            return new SecT239K1Point(null, this.AffineXCoord, this.AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1);
                 if (X3.IsZero)
                 {
-                    return new SecT239K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT239K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT239K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT239K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -203,7 +190,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (T.IsZero)
             {
-                return new SecT239K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT239K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -213,7 +200,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t2 = Z1IsOne ? Z1 : Z1Sq.Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(t2).Add(X3).Add(Z3);
 
-            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -263,14 +250,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT239K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT239K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT239K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -284,7 +271,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT239K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT239K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT283K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT283K1Curve.cs
index c4d182435..462b5c9f2 100644
--- a/crypto/src/math/ec/custom/sec/SecT283K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT283K1Curve.cs
@@ -64,14 +64,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT283FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT283K1Point(this, x, y, withCompression);
+            return new SecT283K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT283K1Point(this, x, y, zs, withCompression);
+            return new SecT283K1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT283FieldElement(x), new SecT283FieldElement(y), SECT283K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT283FieldElement(x), new SecT283FieldElement(y), SECT283K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT283K1Point.cs b/crypto/src/math/ec/custom/sec/SecT283K1Point.cs
index d3d7fa107..e5888daca 100644
--- a/crypto/src/math/ec/custom/sec/SecT283K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT283K1Point.cs
@@ -5,32 +5,19 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT283K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT283K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT283K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT283K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT283K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT283K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new SecT283K1Point(null, this.AffineXCoord, this.AffineYCoord); // earlier JDK
+            return new SecT283K1Point(null, this.AffineXCoord, this.AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1);
                 if (X3.IsZero)
                 {
-                    return new SecT283K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT283K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT283K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT283K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -202,7 +189,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (T.IsZero)
             {
-                return new SecT283K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT283K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -212,7 +199,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t2 = Z1IsOne ? Z1 : Z1Sq.Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(t2).Add(X3).Add(Z3);
 
-            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -262,14 +249,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT283K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT283K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -283,7 +270,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT283K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT283K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT283R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT283R1Curve.cs
index c29413788..eae1427e1 100644
--- a/crypto/src/math/ec/custom/sec/SecT283R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT283R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT283FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT283R1Point(this, x, y, withCompression);
+            return new SecT283R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT283R1Point(this, x, y, zs, withCompression);
+            return new SecT283R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT283FieldElement(x), new SecT283FieldElement(y), SECT283R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT283FieldElement(x), new SecT283FieldElement(y), SECT283R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT283R1Point.cs b/crypto/src/math/ec/custom/sec/SecT283R1Point.cs
index 8c4092d63..761ab2b88 100644
--- a/crypto/src/math/ec/custom/sec/SecT283R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT283R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT283R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT283R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT283R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT283R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT283R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT283R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT283R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT283R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT283R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT283R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -194,7 +181,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(Z1Sq);
             if (T.IsZero)
             {
-                return new SecT283R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT283R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -203,7 +190,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -251,14 +238,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT283R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT283R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT283R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -272,7 +259,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT283R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT283R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT409K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT409K1Curve.cs
index 9e5fe88c7..dfb3ea614 100644
--- a/crypto/src/math/ec/custom/sec/SecT409K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT409K1Curve.cs
@@ -64,14 +64,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT409FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT409K1Point(this, x, y, withCompression);
+            return new SecT409K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT409K1Point(this, x, y, zs, withCompression);
+            return new SecT409K1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT409FieldElement(x), new SecT409FieldElement(y), SECT409K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT409FieldElement(x), new SecT409FieldElement(y), SECT409K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT409K1Point.cs b/crypto/src/math/ec/custom/sec/SecT409K1Point.cs
index b127aea0d..e98fc77f0 100644
--- a/crypto/src/math/ec/custom/sec/SecT409K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT409K1Point.cs
@@ -5,32 +5,19 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT409K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT409K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT409K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT409K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT409K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT409K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new SecT409K1Point(null, this.AffineXCoord, this.AffineYCoord); // earlier JDK
+            return new SecT409K1Point(null, this.AffineXCoord, this.AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1);
                 if (X3.IsZero)
                 {
-                    return new SecT409K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT409K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT409K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT409K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -202,7 +189,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (T.IsZero)
             {
-                return new SecT409K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT409K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -212,7 +199,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t2 = Z1IsOne ? Z1 : Z1Sq.Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(t2).Add(X3).Add(Z3);
 
-            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -262,14 +249,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT409K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT409K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -283,7 +270,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT409K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT409K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT409R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT409R1Curve.cs
index 845c14b40..796f18bca 100644
--- a/crypto/src/math/ec/custom/sec/SecT409R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT409R1Curve.cs
@@ -58,14 +58,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT409FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT409R1Point(this, x, y, withCompression);
+            return new SecT409R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT409R1Point(this, x, y, zs, withCompression);
+            return new SecT409R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -170,7 +170,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT409FieldElement(x), new SecT409FieldElement(y), SECT409R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT409FieldElement(x), new SecT409FieldElement(y), SECT409R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT409R1Point.cs b/crypto/src/math/ec/custom/sec/SecT409R1Point.cs
index 546b10795..56b7c444c 100644
--- a/crypto/src/math/ec/custom/sec/SecT409R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT409R1Point.cs
@@ -5,26 +5,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT409R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT409R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT409R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT409R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT409R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT409R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -134,7 +121,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT409R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT409R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -151,7 +138,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = AU1.Multiply(AU2);
                 if (X3.IsZero)
                 {
-                    return new SecT409R1Point(curve, X3, curve.B.Sqrt(), IsCompressed);
+                    return new SecT409R1Point(curve, X3, curve.B.Sqrt());
                 }
 
                 ECFieldElement ABZ2 = A.Multiply(B);
@@ -169,7 +156,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -194,7 +181,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement T = L1.Square().Add(L1Z1).Add(Z1Sq);
             if (T.IsZero)
             {
-                return new SecT409R1Point(curve, T, curve.B.Sqrt(), IsCompressed);
+                return new SecT409R1Point(curve, T, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = T.Square();
@@ -203,7 +190,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement X1Z1 = Z1IsOne ? X1 : X1.Multiply(Z1);
             ECFieldElement L3 = X1Z1.SquarePlusProduct(T, L1Z1).Add(X3).Add(Z3);
 
-            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -251,14 +238,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT409R1Point(curve, A, curve.B.Sqrt(), IsCompressed);
+                return new SecT409R1Point(curve, A, curve.B.Sqrt());
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT409R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -272,7 +259,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT409R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT409R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT571K1Curve.cs b/crypto/src/math/ec/custom/sec/SecT571K1Curve.cs
index 544a1ba4b..79628cef3 100644
--- a/crypto/src/math/ec/custom/sec/SecT571K1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT571K1Curve.cs
@@ -64,14 +64,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT571FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT571K1Point(this, x, y, withCompression);
+            return new SecT571K1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT571K1Point(this, x, y, zs, withCompression);
+            return new SecT571K1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -176,7 +176,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT571FieldElement(x), new SecT571FieldElement(y), SECT571K1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT571FieldElement(x), new SecT571FieldElement(y), SECT571K1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT571K1Point.cs b/crypto/src/math/ec/custom/sec/SecT571K1Point.cs
index 0f132c84c..e5c3cc62f 100644
--- a/crypto/src/math/ec/custom/sec/SecT571K1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT571K1Point.cs
@@ -7,32 +7,19 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT571K1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT571K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT571K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT571K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT571K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT571K1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
         protected override ECPoint Detach()
         {
-            return new SecT571K1Point(null, this.AffineXCoord, this.AffineYCoord); // earlier JDK
+            return new SecT571K1Point(null, this.AffineXCoord, this.AffineYCoord);
         }
 
         public override ECFieldElement YCoord
@@ -154,7 +141,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = (SecT571FieldElement)L.Square().Add(L).Add(X1);
                 if (X3.IsZero)
                 {
-                    return new SecT571K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT571K1Point(curve, X3, curve.B);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -178,7 +165,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
                 if (X3.IsZero)
                 {
-                    return new SecT571K1Point(curve, X3, curve.B, IsCompressed);
+                    return new SecT571K1Point(curve, X3, curve.B);
                 }
 
                 Z3 = new SecT571FieldElement(t3);
@@ -207,7 +194,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -240,7 +227,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (T.IsZero)
             {
-                return new SecT571K1Point(curve, T, curve.B, IsCompressed);
+                return new SecT571K1Point(curve, T, curve.B);
             }
 
             ECFieldElement X3 = T.Square();
@@ -250,7 +237,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             ECFieldElement t2 = Z1IsOne ? Z1 : Z1Sq.Square();
             ECFieldElement L3 = t1.Add(T).Add(Z1Sq).Multiply(t1).Add(t2).Add(X3).Add(Z3);
 
-            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -300,14 +287,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT571K1Point(curve, A, curve.B, IsCompressed);
+                return new SecT571K1Point(curve, A, curve.B);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2plus1, Z3);
 
-            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571K1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -321,7 +308,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT571K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT571K1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/math/ec/custom/sec/SecT571R1Curve.cs b/crypto/src/math/ec/custom/sec/SecT571R1Curve.cs
index 67343b0c9..b64cfb498 100644
--- a/crypto/src/math/ec/custom/sec/SecT571R1Curve.cs
+++ b/crypto/src/math/ec/custom/sec/SecT571R1Curve.cs
@@ -62,14 +62,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             return new SecT571FieldElement(x);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y)
         {
-            return new SecT571R1Point(this, x, y, withCompression);
+            return new SecT571R1Point(this, x, y);
         }
 
-        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
+        protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
         {
-            return new SecT571R1Point(this, x, y, zs, withCompression);
+            return new SecT571R1Point(this, x, y, zs);
         }
 
         public override bool IsKoblitz
@@ -174,7 +174,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             private ECPoint CreatePoint(ulong[] x, ulong[] y)
             {
-                return m_outer.CreateRawPoint(new SecT571FieldElement(x), new SecT571FieldElement(y), SECT571R1_AFFINE_ZS, false);
+                return m_outer.CreateRawPoint(new SecT571FieldElement(x), new SecT571FieldElement(y), SECT571R1_AFFINE_ZS);
             }
         }
     }
diff --git a/crypto/src/math/ec/custom/sec/SecT571R1Point.cs b/crypto/src/math/ec/custom/sec/SecT571R1Point.cs
index 6a82a5ef5..1ba7909f8 100644
--- a/crypto/src/math/ec/custom/sec/SecT571R1Point.cs
+++ b/crypto/src/math/ec/custom/sec/SecT571R1Point.cs
@@ -7,26 +7,13 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
     internal class SecT571R1Point
         : AbstractF2mPoint
     {
-        /**
-         * @deprecated Use ECCurve.createPoint to construct points
-         */
-        public SecT571R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
-            : this(curve, x, y, false)
+        internal SecT571R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y)
+            : base(curve, x, y)
         {
         }
 
-        /**
-         * @deprecated per-point compression property will be removed, refer {@link #getEncoded(bool)}
-         */
-        public SecT571R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, bool withCompression)
-            : base(curve, x, y, withCompression)
-        {
-            if ((x == null) != (y == null))
-                throw new ArgumentException("Exactly one of the field elements is null");
-        }
-
-        internal SecT571R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
-            : base(curve, x, y, zs, withCompression)
+        internal SecT571R1Point(ECCurve curve, ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)
+            : base(curve, x, y, zs)
         {
         }
 
@@ -154,7 +141,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 X3 = (SecT571FieldElement)L.Square().Add(L).Add(X1).AddOne();
                 if (X3.IsZero)
                 {
-                    return new SecT571R1Point(curve, X3, SecT571R1Curve.SecT571R1_B_SQRT, IsCompressed);
+                    return new SecT571R1Point(curve, X3, SecT571R1Curve.SecT571R1_B_SQRT);
                 }
 
                 ECFieldElement Y3 = L.Multiply(X1.Add(X3)).Add(X3).Add(Y1);
@@ -178,7 +165,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
                 if (X3.IsZero)
                 {
-                    return new SecT571R1Point(curve, X3, SecT571R1Curve.SecT571R1_B_SQRT, IsCompressed);
+                    return new SecT571R1Point(curve, X3, SecT571R1Curve.SecT571R1_B_SQRT);
                 }
 
                 Z3 = new SecT571FieldElement(t3);
@@ -206,7 +193,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
                 }
             }
 
-            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Twice()
@@ -247,7 +234,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (Nat576.IsZero64(T))
             {
-                return new SecT571R1Point(curve, new SecT571FieldElement(T), SecT571R1Curve.SecT571R1_B_SQRT, IsCompressed);
+                return new SecT571R1Point(curve, new SecT571FieldElement(T), SecT571R1Curve.SecT571R1_B_SQRT);
             }
 
             ulong[] tt = Nat576.CreateExt64();
@@ -277,7 +264,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
             SecT571Field.AddBothTo(X3.x, Z3.x, t2);
             SecT571FieldElement L3 = new SecT571FieldElement(t2);
 
-            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint TwicePlus(ECPoint b)
@@ -325,14 +312,14 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             if (A.IsZero)
             {
-                return new SecT571R1Point(curve, A, SecT571R1Curve.SecT571R1_B_SQRT, IsCompressed);
+                return new SecT571R1Point(curve, A, SecT571R1Curve.SecT571R1_B_SQRT);
             }
 
             ECFieldElement X3 = A.Square().Multiply(X2Z1Sq);
             ECFieldElement Z3 = A.Multiply(B).Multiply(Z1Sq);
             ECFieldElement L3 = A.Add(B).Square().MultiplyPlusProduct(T, L2.AddOne(), Z3);
 
-            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 }, IsCompressed);
+            return new SecT571R1Point(curve, X3, L3, new ECFieldElement[] { Z3 });
         }
 
         public override ECPoint Negate()
@@ -346,7 +333,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec
 
             // L is actually Lambda (X + Y/X) here
             ECFieldElement L = this.RawYCoord, Z = this.RawZCoords[0];
-            return new SecT571R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z }, IsCompressed);
+            return new SecT571R1Point(Curve, X, L.Add(Z), new ECFieldElement[] { Z });
         }
     }
 }
diff --git a/crypto/src/pkcs/PrivateKeyInfoFactory.cs b/crypto/src/pkcs/PrivateKeyInfoFactory.cs
index 0d5026909..f610c1406 100644
--- a/crypto/src/pkcs/PrivateKeyInfoFactory.cs
+++ b/crypto/src/pkcs/PrivateKeyInfoFactory.cs
@@ -170,7 +170,8 @@ namespace Org.BouncyCastle.Pkcs
                     X962Parameters x962;
                     if (priv.PublicKeyParamSet == null)
                     {
-                        X9ECParameters ecP = new X9ECParameters(dp.Curve, dp.G, dp.N, dp.H, dp.GetSeed());
+                        X9ECParameters ecP = new X9ECParameters(dp.Curve, new X9ECPoint(dp.G, false), dp.N, dp.H,
+                            dp.GetSeed());
                         x962 = new X962Parameters(ecP);
                     }
                     else
diff --git a/crypto/src/x509/SubjectPublicKeyInfoFactory.cs b/crypto/src/x509/SubjectPublicKeyInfoFactory.cs
index 696f3ff18..d085601e3 100644
--- a/crypto/src/x509/SubjectPublicKeyInfoFactory.cs
+++ b/crypto/src/x509/SubjectPublicKeyInfoFactory.cs
@@ -168,7 +168,8 @@ namespace Org.BouncyCastle.X509
                     if (_key.PublicKeyParamSet == null)
                     {
                         ECDomainParameters kp = _key.Parameters;
-                        X9ECParameters ecP = new X9ECParameters(kp.Curve, kp.G, kp.N, kp.H, kp.GetSeed());
+                        X9ECParameters ecP = new X9ECParameters(kp.Curve, new X9ECPoint(kp.G, false), kp.N, kp.H,
+                            kp.GetSeed());
 
                         x962 = new X962Parameters(ecP);
                     }
diff --git a/crypto/test/src/asn1/test/X9Test.cs b/crypto/test/src/asn1/test/X9Test.cs
index db2541f7c..0d2c58f0f 100644
--- a/crypto/test/src/asn1/test/X9Test.cs
+++ b/crypto/test/src/asn1/test/X9Test.cs
@@ -65,7 +65,7 @@ namespace Org.BouncyCastle.Asn1.Tests
 
             X9ECPoint x9P = new X9ECPoint(ecP.Curve, p);
 
-            if (!Arrays.AreEqual(p.GetOctets(), x9P.Point.GetEncoded()))
+            if (!Arrays.AreEqual(p.GetOctets(), x9P.GetPointEncoding()))
             {
                 Fail("point encoding not preserved");
             }
diff --git a/crypto/test/src/math/ec/test/ECAlgorithmsTest.cs b/crypto/test/src/math/ec/test/ECAlgorithmsTest.cs
index 8956998ec..a6cef7e9d 100644
--- a/crypto/test/src/math/ec/test/ECAlgorithmsTest.cs
+++ b/crypto/test/src/math/ec/test/ECAlgorithmsTest.cs
@@ -166,7 +166,7 @@ namespace Org.BouncyCastle.Math.EC.Tests
                 else if (curve.SupportsCoordinateSystem(coord))
                 {
                     ECCurve c = curve.Configure().SetCoordinateSystem(coord).Create();
-                    x9s.Add(new X9ECParameters(c, c.ImportPoint(x9.G), x9.N, x9.H));
+                    x9s.Add(new X9ECParameters(c, new X9ECPoint(c.ImportPoint(x9.G), false), x9.N, x9.H));
                 }
             }
         }