diff options
Diffstat (limited to 'crypto/src/math/ec')
| -rw-r--r-- | crypto/src/math/ec/ECCurve.cs | 3 | ||||
| -rw-r--r-- | crypto/src/math/ec/ECFieldElement.cs | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/crypto/src/math/ec/ECCurve.cs b/crypto/src/math/ec/ECCurve.cs index 40b46ce72..fa2c72570 100644 --- a/crypto/src/math/ec/ECCurve.cs +++ b/crypto/src/math/ec/ECCurve.cs @@ -760,10 +760,9 @@ namespace Org.BouncyCastle.Math.EC ECFieldElement gamma, z, zeroElement = FromBigInteger(BigInteger.Zero); int m = FieldSize; - Random rand = new Random(); do { - ECFieldElement t = FromBigInteger(new BigInteger(m, rand)); + ECFieldElement t = FromBigInteger(BigInteger.Arbitrary(m)); z = zeroElement; ECFieldElement w = beta; for (int i = 1; i < m; i++) diff --git a/crypto/src/math/ec/ECFieldElement.cs b/crypto/src/math/ec/ECFieldElement.cs index 4d4fb3e4d..d0e008aab 100644 --- a/crypto/src/math/ec/ECFieldElement.cs +++ b/crypto/src/math/ec/ECFieldElement.cs @@ -306,13 +306,12 @@ namespace Org.BouncyCastle.Math.EC BigInteger k = legendreExponent.Add(BigInteger.One), qMinusOne = q.Subtract(BigInteger.One); BigInteger U, V; - Random rand = new Random(); do { BigInteger P; do { - P = new BigInteger(q.BitLength, rand); + P = BigInteger.Arbitrary(q.BitLength); } while (P.CompareTo(q) >= 0 || !ModReduce(P.Multiply(P).Subtract(fourX)).ModPow(legendreExponent, q).Equals(qMinusOne)); |