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-rw-r--r--crypto/crypto.csproj10
-rw-r--r--crypto/src/asn1/anssi/ANSSINamedCurves.cs123
-rw-r--r--crypto/src/asn1/anssi/ANSSIObjectIdentifiers.cs13
-rw-r--r--crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs2
-rw-r--r--crypto/src/asn1/nist/NISTNamedCurves.cs52
-rw-r--r--crypto/src/asn1/sec/SECNamedCurves.cs13
-rw-r--r--crypto/src/asn1/teletrust/TeleTrusTNamedCurves.cs42
-rw-r--r--crypto/src/asn1/x9/ECNamedCurveTable.cs16
-rw-r--r--crypto/src/asn1/x9/X962NamedCurves.cs12
9 files changed, 213 insertions, 70 deletions
diff --git a/crypto/crypto.csproj b/crypto/crypto.csproj
index 35474aebb..42990292f 100644
--- a/crypto/crypto.csproj
+++ b/crypto/crypto.csproj
@@ -539,6 +539,16 @@
                     BuildAction = "Compile"
                 />
                 <File
+                    RelPath = "src\asn1\anssi\ANSSINamedCurves.cs"
+                    SubType = "Code"
+                    BuildAction = "Compile"
+                />
+                <File
+                    RelPath = "src\asn1\anssi\ANSSIObjectIdentifiers.cs"
+                    SubType = "Code"
+                    BuildAction = "Compile"
+                />
+                <File
                     RelPath = "src\asn1\bc\BCObjectIdentifiers.cs"
                     SubType = "Code"
                     BuildAction = "Compile"
diff --git a/crypto/src/asn1/anssi/ANSSINamedCurves.cs b/crypto/src/asn1/anssi/ANSSINamedCurves.cs
new file mode 100644
index 000000000..04e30bb07
--- /dev/null
+++ b/crypto/src/asn1/anssi/ANSSINamedCurves.cs
@@ -0,0 +1,123 @@
+using System;
+using System.Collections;
+
+using Org.BouncyCastle.Asn1.X9;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Math.EC;
+using Org.BouncyCastle.Utilities;
+using Org.BouncyCastle.Utilities.Collections;
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Org.BouncyCastle.Asn1.Anssi
+{
+    public class AnssiNamedCurves
+    {
+        private static ECCurve ConfigureCurve(ECCurve curve)
+        {
+            return curve;
+        }
+
+        private static BigInteger FromHex(string hex)
+        {
+            return new BigInteger(1, Hex.Decode(hex));
+        }
+
+        /*
+         * FRP256v1
+         */
+        internal class Frp256v1Holder
+            : X9ECParametersHolder
+        {
+            private Frp256v1Holder() {}
+
+            internal static readonly X9ECParametersHolder Instance = new Frp256v1Holder();
+
+            protected override X9ECParameters CreateParameters()
+            {
+                BigInteger p = FromHex("F1FD178C0B3AD58F10126DE8CE42435B3961ADBCABC8CA6DE8FCF353D86E9C03");
+                BigInteger a = FromHex("F1FD178C0B3AD58F10126DE8CE42435B3961ADBCABC8CA6DE8FCF353D86E9C00");
+                BigInteger b = FromHex("EE353FCA5428A9300D4ABA754A44C00FDFEC0C9AE4B1A1803075ED967B7BB73F");
+                byte[] S = null;
+                BigInteger n = FromHex("F1FD178C0B3AD58F10126DE8CE42435B53DC67E140D2BF941FFDD459C6D655E1");
+                BigInteger h = BigInteger.One;
+
+                ECCurve curve = ConfigureCurve(new FpCurve(p, a, b, n, h));
+                ECPoint G = curve.DecodePoint(Hex.Decode("04"
+                    + "B6B3D4C356C139EB31183D4749D423958C27D2DCAF98B70164C97A2DD98F5CFF"
+                    + "6142E0F7C8B204911F9271F0F3ECEF8C2701C307E8E4C9E183115A1554062CFB"));
+
+                return new X9ECParameters(curve, G, n, h, S);
+            }
+        };
+
+
+        private static readonly IDictionary objIds = Platform.CreateHashtable();
+        private static readonly IDictionary curves = Platform.CreateHashtable();
+        private static readonly IDictionary names = Platform.CreateHashtable();
+
+        private static void DefineCurve(
+            string					name,
+            DerObjectIdentifier		oid,
+            X9ECParametersHolder	holder)
+        {
+            objIds.Add(Platform.ToLowerInvariant(name), oid);
+            names.Add(oid, name);
+            curves.Add(oid, holder);
+        }
+
+        static AnssiNamedCurves()
+        {
+            DefineCurve("FRP256v1", AnssiObjectIdentifiers.FRP256v1, Frp256v1Holder.Instance);
+        }
+
+        public static X9ECParameters GetByName(
+            string name)
+        {
+            DerObjectIdentifier oid = GetOid(name);
+            return oid == null ? null : GetByOid(oid);
+        }
+
+        /**
+         * return the X9ECParameters object for the named curve represented by
+         * the passed in object identifier. Null if the curve isn't present.
+         *
+         * @param oid an object identifier representing a named curve, if present.
+         */
+        public static X9ECParameters GetByOid(
+            DerObjectIdentifier oid)
+        {
+            X9ECParametersHolder holder = (X9ECParametersHolder)curves[oid];
+            return holder == null ? null : holder.Parameters;
+        }
+
+        /**
+         * return the object identifier signified by the passed in name. Null
+         * if there is no object identifier associated with name.
+         *
+         * @return the object identifier associated with name, if present.
+         */
+        public static DerObjectIdentifier GetOid(
+            string name)
+        {
+            return (DerObjectIdentifier)objIds[Platform.ToLowerInvariant(name)];
+        }
+
+        /**
+         * return the named curve name represented by the given object identifier.
+         */
+        public static string GetName(
+            DerObjectIdentifier oid)
+        {
+            return (string)names[oid];
+        }
+
+        /**
+         * returns an enumeration containing the name strings for curves
+         * contained in this structure.
+         */
+        public static IEnumerable Names
+        {
+            get { return new EnumerableProxy(names.Values); }
+        }
+    }
+}
diff --git a/crypto/src/asn1/anssi/ANSSIObjectIdentifiers.cs b/crypto/src/asn1/anssi/ANSSIObjectIdentifiers.cs
new file mode 100644
index 000000000..d230832b5
--- /dev/null
+++ b/crypto/src/asn1/anssi/ANSSIObjectIdentifiers.cs
@@ -0,0 +1,13 @@
+using System;
+
+namespace Org.BouncyCastle.Asn1.Anssi
+{
+    public sealed class AnssiObjectIdentifiers
+    {
+        private AnssiObjectIdentifiers()
+        {
+        }
+
+        public static readonly DerObjectIdentifier FRP256v1 = new DerObjectIdentifier("1.2.250.1.223.101.256.1");
+    }
+}
diff --git a/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs b/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs
index ca57c283d..32d3103af 100644
--- a/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs
+++ b/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs
@@ -150,7 +150,7 @@ namespace Org.BouncyCastle.Asn1.CryptoPro
          */
         public static IEnumerable Names
         {
-            get { return new EnumerableProxy(objIds.Keys); }
+            get { return new EnumerableProxy(names.Values); }
         }
 
         public static ECDomainParameters GetByName(
diff --git a/crypto/src/asn1/nist/NISTNamedCurves.cs b/crypto/src/asn1/nist/NISTNamedCurves.cs
index 0e82dda7a..f6c1598c6 100644
--- a/crypto/src/asn1/nist/NISTNamedCurves.cs
+++ b/crypto/src/asn1/nist/NISTNamedCurves.cs
@@ -21,45 +21,40 @@ namespace Org.BouncyCastle.Asn1.Nist
         private static readonly IDictionary objIds = Platform.CreateHashtable();
         private static readonly IDictionary names = Platform.CreateHashtable();
 
-        private static void DefineCurve(
+        private static void DefineCurveAlias(
             string				name,
             DerObjectIdentifier	oid)
         {
-            objIds.Add(name, oid);
+            objIds.Add(Platform.ToUpperInvariant(name), oid);
             names.Add(oid, name);
         }
 
         static NistNamedCurves()
         {
-            DefineCurve("B-571", SecObjectIdentifiers.SecT571r1);
-            DefineCurve("B-409", SecObjectIdentifiers.SecT409r1);
-            DefineCurve("B-283", SecObjectIdentifiers.SecT283r1);
-            DefineCurve("B-233", SecObjectIdentifiers.SecT233r1);
-            DefineCurve("B-163", SecObjectIdentifiers.SecT163r2);
-            DefineCurve("K-571", SecObjectIdentifiers.SecT571k1);
-            DefineCurve("K-409", SecObjectIdentifiers.SecT409k1);
-            DefineCurve("K-283", SecObjectIdentifiers.SecT283k1);
-            DefineCurve("K-233", SecObjectIdentifiers.SecT233k1);
-            DefineCurve("K-163", SecObjectIdentifiers.SecT163k1);
-            DefineCurve("P-521", SecObjectIdentifiers.SecP521r1);
-            DefineCurve("P-384", SecObjectIdentifiers.SecP384r1);
-            DefineCurve("P-256", SecObjectIdentifiers.SecP256r1);
-            DefineCurve("P-224", SecObjectIdentifiers.SecP224r1);
-            DefineCurve("P-192", SecObjectIdentifiers.SecP192r1);
+            DefineCurveAlias("B-163", SecObjectIdentifiers.SecT163r2);
+            DefineCurveAlias("B-233", SecObjectIdentifiers.SecT233r1);
+            DefineCurveAlias("B-283", SecObjectIdentifiers.SecT283r1);
+            DefineCurveAlias("B-409", SecObjectIdentifiers.SecT409r1);
+            DefineCurveAlias("B-571", SecObjectIdentifiers.SecT571r1);
+
+            DefineCurveAlias("K-163", SecObjectIdentifiers.SecT163k1);
+            DefineCurveAlias("K-233", SecObjectIdentifiers.SecT233k1);
+            DefineCurveAlias("K-283", SecObjectIdentifiers.SecT283k1);
+            DefineCurveAlias("K-409", SecObjectIdentifiers.SecT409k1);
+            DefineCurveAlias("K-571", SecObjectIdentifiers.SecT571k1);
+
+            DefineCurveAlias("P-192", SecObjectIdentifiers.SecP192r1);
+            DefineCurveAlias("P-224", SecObjectIdentifiers.SecP224r1);
+            DefineCurveAlias("P-256", SecObjectIdentifiers.SecP256r1);
+            DefineCurveAlias("P-384", SecObjectIdentifiers.SecP384r1);
+            DefineCurveAlias("P-521", SecObjectIdentifiers.SecP521r1);
         }
 
         public static X9ECParameters GetByName(
             string name)
         {
-            DerObjectIdentifier oid = (DerObjectIdentifier) objIds[
-                Platform.ToUpperInvariant(name)];
-
-            if (oid != null)
-            {
-                return GetByOid(oid);
-            }
-
-            return null;
+            DerObjectIdentifier oid = GetOid(name);
+            return oid == null ? null : GetByOid(oid);
         }
 
         /**
@@ -83,8 +78,7 @@ namespace Org.BouncyCastle.Asn1.Nist
         public static DerObjectIdentifier GetOid(
             string name)
         {
-            return (DerObjectIdentifier) objIds[
-                Platform.ToUpperInvariant(name)];
+            return (DerObjectIdentifier) objIds[Platform.ToUpperInvariant(name)];
         }
 
         /**
@@ -102,7 +96,7 @@ namespace Org.BouncyCastle.Asn1.Nist
         */
         public static IEnumerable Names
         {
-            get { return new EnumerableProxy(objIds.Keys); }
+            get { return new EnumerableProxy(names.Values); }
         }
     }
 }
diff --git a/crypto/src/asn1/sec/SECNamedCurves.cs b/crypto/src/asn1/sec/SECNamedCurves.cs
index 60d456ef0..0bd60b0b8 100644
--- a/crypto/src/asn1/sec/SECNamedCurves.cs
+++ b/crypto/src/asn1/sec/SECNamedCurves.cs
@@ -1154,7 +1154,7 @@ namespace Org.BouncyCastle.Asn1.Sec
             DerObjectIdentifier		oid,
             X9ECParametersHolder	holder)
         {
-            objIds.Add(name, oid);
+            objIds.Add(Platform.ToLowerInvariant(name), oid);
             names.Add(oid, name);
             curves.Add(oid, holder);
         }
@@ -1200,9 +1200,7 @@ namespace Org.BouncyCastle.Asn1.Sec
         public static X9ECParameters GetByName(
             string name)
         {
-            DerObjectIdentifier oid = (DerObjectIdentifier)
-                objIds[Platform.ToLowerInvariant(name)];
-
+            DerObjectIdentifier oid = GetOid(name);
             return oid == null ? null : GetByOid(oid);
         }
 
@@ -1215,8 +1213,7 @@ namespace Org.BouncyCastle.Asn1.Sec
         public static X9ECParameters GetByOid(
             DerObjectIdentifier oid)
         {
-            X9ECParametersHolder holder = (X9ECParametersHolder) curves[oid];
-
+            X9ECParametersHolder holder = (X9ECParametersHolder)curves[oid];
             return holder == null ? null : holder.Parameters;
         }
 
@@ -1238,7 +1235,7 @@ namespace Org.BouncyCastle.Asn1.Sec
         public static string GetName(
             DerObjectIdentifier oid)
         {
-            return (string) names[oid];
+            return (string)names[oid];
         }
 
         /**
@@ -1247,7 +1244,7 @@ namespace Org.BouncyCastle.Asn1.Sec
          */
         public static IEnumerable Names
         {
-            get { return new EnumerableProxy(objIds.Keys); }
+            get { return new EnumerableProxy(names.Values); }
         }
     }
 }
diff --git a/crypto/src/asn1/teletrust/TeleTrusTNamedCurves.cs b/crypto/src/asn1/teletrust/TeleTrusTNamedCurves.cs
index 05060c109..f476619a7 100644
--- a/crypto/src/asn1/teletrust/TeleTrusTNamedCurves.cs
+++ b/crypto/src/asn1/teletrust/TeleTrusTNamedCurves.cs
@@ -387,35 +387,33 @@ namespace Org.BouncyCastle.Asn1.TeleTrust
             DerObjectIdentifier		oid,
             X9ECParametersHolder	holder)
         {
-            objIds.Add(name, oid);
+            objIds.Add(Platform.ToLowerInvariant(name), oid);
             names.Add(oid, name);
             curves.Add(oid, holder);
         }
 
         static TeleTrusTNamedCurves()
         {
-            DefineCurve("brainpoolp160r1", TeleTrusTObjectIdentifiers.BrainpoolP160R1, BrainpoolP160r1Holder.Instance);
-            DefineCurve("brainpoolp160t1", TeleTrusTObjectIdentifiers.BrainpoolP160T1, BrainpoolP160t1Holder.Instance);
-            DefineCurve("brainpoolp192r1", TeleTrusTObjectIdentifiers.BrainpoolP192R1, BrainpoolP192r1Holder.Instance);
-            DefineCurve("brainpoolp192t1", TeleTrusTObjectIdentifiers.BrainpoolP192T1, BrainpoolP192t1Holder.Instance);
-            DefineCurve("brainpoolp224r1", TeleTrusTObjectIdentifiers.BrainpoolP224R1, BrainpoolP224r1Holder.Instance);
-            DefineCurve("brainpoolp224t1", TeleTrusTObjectIdentifiers.BrainpoolP224T1, BrainpoolP224t1Holder.Instance);
-            DefineCurve("brainpoolp256r1", TeleTrusTObjectIdentifiers.BrainpoolP256R1, BrainpoolP256r1Holder.Instance);
-            DefineCurve("brainpoolp256t1", TeleTrusTObjectIdentifiers.BrainpoolP256T1, BrainpoolP256t1Holder.Instance);
-            DefineCurve("brainpoolp320r1", TeleTrusTObjectIdentifiers.BrainpoolP320R1, BrainpoolP320r1Holder.Instance);
-            DefineCurve("brainpoolp320t1", TeleTrusTObjectIdentifiers.BrainpoolP320T1, BrainpoolP320t1Holder.Instance);
-            DefineCurve("brainpoolp384r1", TeleTrusTObjectIdentifiers.BrainpoolP384R1, BrainpoolP384r1Holder.Instance);
-            DefineCurve("brainpoolp384t1", TeleTrusTObjectIdentifiers.BrainpoolP384T1, BrainpoolP384t1Holder.Instance);
-            DefineCurve("brainpoolp512r1", TeleTrusTObjectIdentifiers.BrainpoolP512R1, BrainpoolP512r1Holder.Instance);
-            DefineCurve("brainpoolp512t1", TeleTrusTObjectIdentifiers.BrainpoolP512T1, BrainpoolP512t1Holder.Instance);
+            DefineCurve("brainpoolP160r1", TeleTrusTObjectIdentifiers.BrainpoolP160R1, BrainpoolP160r1Holder.Instance);
+            DefineCurve("brainpoolP160t1", TeleTrusTObjectIdentifiers.BrainpoolP160T1, BrainpoolP160t1Holder.Instance);
+            DefineCurve("brainpoolP192r1", TeleTrusTObjectIdentifiers.BrainpoolP192R1, BrainpoolP192r1Holder.Instance);
+            DefineCurve("brainpoolP192t1", TeleTrusTObjectIdentifiers.BrainpoolP192T1, BrainpoolP192t1Holder.Instance);
+            DefineCurve("brainpoolP224r1", TeleTrusTObjectIdentifiers.BrainpoolP224R1, BrainpoolP224r1Holder.Instance);
+            DefineCurve("brainpoolP224t1", TeleTrusTObjectIdentifiers.BrainpoolP224T1, BrainpoolP224t1Holder.Instance);
+            DefineCurve("brainpoolP256r1", TeleTrusTObjectIdentifiers.BrainpoolP256R1, BrainpoolP256r1Holder.Instance);
+            DefineCurve("brainpoolP256t1", TeleTrusTObjectIdentifiers.BrainpoolP256T1, BrainpoolP256t1Holder.Instance);
+            DefineCurve("brainpoolP320r1", TeleTrusTObjectIdentifiers.BrainpoolP320R1, BrainpoolP320r1Holder.Instance);
+            DefineCurve("brainpoolP320t1", TeleTrusTObjectIdentifiers.BrainpoolP320T1, BrainpoolP320t1Holder.Instance);
+            DefineCurve("brainpoolP384r1", TeleTrusTObjectIdentifiers.BrainpoolP384R1, BrainpoolP384r1Holder.Instance);
+            DefineCurve("brainpoolP384t1", TeleTrusTObjectIdentifiers.BrainpoolP384T1, BrainpoolP384t1Holder.Instance);
+            DefineCurve("brainpoolP512r1", TeleTrusTObjectIdentifiers.BrainpoolP512R1, BrainpoolP512r1Holder.Instance);
+            DefineCurve("brainpoolP512t1", TeleTrusTObjectIdentifiers.BrainpoolP512T1, BrainpoolP512t1Holder.Instance);
         }
 
         public static X9ECParameters GetByName(
             string name)
         {
-            DerObjectIdentifier oid = (DerObjectIdentifier)
-                objIds[Platform.ToLowerInvariant(name)];
-
+            DerObjectIdentifier oid = GetOid(name);
             return oid == null ? null : GetByOid(oid);
         }
 
@@ -428,8 +426,7 @@ namespace Org.BouncyCastle.Asn1.TeleTrust
         public static X9ECParameters GetByOid(
             DerObjectIdentifier oid)
         {
-            X9ECParametersHolder holder = (X9ECParametersHolder) curves[oid];
-
+            X9ECParametersHolder holder = (X9ECParametersHolder)curves[oid];
             return holder == null ? null : holder.Parameters;
         }
 
@@ -451,17 +448,16 @@ namespace Org.BouncyCastle.Asn1.TeleTrust
         public static string GetName(
             DerObjectIdentifier oid)
         {
-            return (string) names[oid];
+            return (string)names[oid];
         }
 
-
         /**
          * returns an enumeration containing the name strings for curves
          * contained in this structure.
          */
         public static IEnumerable Names
         {
-            get { return new EnumerableProxy(objIds.Keys); }
+            get { return new EnumerableProxy(names.Values); }
         }
 
         public static DerObjectIdentifier GetOid(
diff --git a/crypto/src/asn1/x9/ECNamedCurveTable.cs b/crypto/src/asn1/x9/ECNamedCurveTable.cs
index 0030d376b..70b04a583 100644
--- a/crypto/src/asn1/x9/ECNamedCurveTable.cs
+++ b/crypto/src/asn1/x9/ECNamedCurveTable.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections;
 
+using Org.BouncyCastle.Asn1.Anssi;
 using Org.BouncyCastle.Asn1.Nist;
 using Org.BouncyCastle.Asn1.Sec;
 using Org.BouncyCastle.Asn1.TeleTrust;
@@ -32,12 +33,17 @@ namespace Org.BouncyCastle.Asn1.X9
 
             if (ecP == null)
             {
+                ecP = NistNamedCurves.GetByName(name);
+            }
+
+            if (ecP == null)
+            {
                 ecP = TeleTrusTNamedCurves.GetByName(name);
             }
 
             if (ecP == null)
             {
-                ecP = NistNamedCurves.GetByName(name);
+                ecP = AnssiNamedCurves.GetByName(name);
             }
 
             return ecP;
@@ -60,12 +66,17 @@ namespace Org.BouncyCastle.Asn1.X9
 
             if (oid == null)
             {
+                oid = NistNamedCurves.GetOid(name);
+            }
+
+            if (oid == null)
+            {
                 oid = TeleTrusTNamedCurves.GetOid(name);
             }
 
             if (oid == null)
             {
-                oid = NistNamedCurves.GetOid(name);
+                oid = AnssiNamedCurves.GetOid(name);
             }
 
             return oid;
@@ -111,6 +122,7 @@ namespace Org.BouncyCastle.Asn1.X9
                 CollectionUtilities.AddRange(v, SecNamedCurves.Names);
                 CollectionUtilities.AddRange(v, NistNamedCurves.Names);
                 CollectionUtilities.AddRange(v, TeleTrusTNamedCurves.Names);
+                CollectionUtilities.AddRange(v, AnssiNamedCurves.Names);
                 return v;
             }
         }
diff --git a/crypto/src/asn1/x9/X962NamedCurves.cs b/crypto/src/asn1/x9/X962NamedCurves.cs
index 6b76c4eb4..a9ea0240c 100644
--- a/crypto/src/asn1/x9/X962NamedCurves.cs
+++ b/crypto/src/asn1/x9/X962NamedCurves.cs
@@ -666,7 +666,7 @@ namespace Org.BouncyCastle.Asn1.X9
             DerObjectIdentifier		oid,
             X9ECParametersHolder	holder)
         {
-            objIds.Add(name, oid);
+            objIds.Add(Platform.ToLowerInvariant(name), oid);
             names.Add(oid, name);
             curves.Add(oid, holder);
         }
@@ -701,8 +701,7 @@ namespace Org.BouncyCastle.Asn1.X9
         public static X9ECParameters GetByName(
             string name)
         {
-            DerObjectIdentifier oid = (DerObjectIdentifier)objIds[Platform.ToLowerInvariant(name)];
-
+            DerObjectIdentifier oid = GetOid(name);
             return oid == null ? null : GetByOid(oid);
         }
 
@@ -715,8 +714,7 @@ namespace Org.BouncyCastle.Asn1.X9
         public static X9ECParameters GetByOid(
             DerObjectIdentifier oid)
         {
-            X9ECParametersHolder holder = (X9ECParametersHolder) curves[oid];
-
+            X9ECParametersHolder holder = (X9ECParametersHolder)curves[oid];
             return holder == null ? null : holder.Parameters;
         }
 
@@ -738,7 +736,7 @@ namespace Org.BouncyCastle.Asn1.X9
         public static string GetName(
             DerObjectIdentifier oid)
         {
-            return (string) names[oid];
+            return (string)names[oid];
         }
 
         /**
@@ -747,7 +745,7 @@ namespace Org.BouncyCastle.Asn1.X9
          */
         public static IEnumerable Names
         {
-            get { return new EnumerableProxy(objIds.Keys); }
+            get { return new EnumerableProxy(names.Values); }
         }
     }
 }
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-10 07:19:52 +0000