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author | Peter Dettman <peter.dettman@bouncycastle.org> | 2017-02-17 17:54:09 +0700 |
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committer | Peter Dettman <peter.dettman@bouncycastle.org> | 2017-02-17 17:54:09 +0700 |
commit | 857bd45eddfc7d3345efb4a037176fc642e76624 (patch) | |
tree | e49aa5f72c71f60f282768195d1d85faa33b01cb /crypto/src/math/ec | |
parent | Clean up old comments in binary custom curve code (diff) | |
download | BouncyCastle.NET-ed25519-857bd45eddfc7d3345efb4a037176fc642e76624.tar.xz |
Fix bug in SecT571KPoint.Add with order-2 points (lambda-projective).
- shouldn't affect crypto operations in the group
Diffstat (limited to 'crypto/src/math/ec')
-rw-r--r-- | crypto/src/math/ec/custom/sec/SecT571K1Point.cs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/src/math/ec/custom/sec/SecT571K1Point.cs b/crypto/src/math/ec/custom/sec/SecT571K1Point.cs index f92370f87..deaaf0c74 100644 --- a/crypto/src/math/ec/custom/sec/SecT571K1Point.cs +++ b/crypto/src/math/ec/custom/sec/SecT571K1Point.cs @@ -131,7 +131,7 @@ namespace Org.BouncyCastle.Math.EC.Custom.Sec ECFieldElement Y2 = L2; ECFieldElement L = Y1.Add(Y2).Divide(X1); - X3 = L.Square().Add(L).Add(X1).AddOne(); + X3 = L.Square().Add(L).Add(X1); if (X3.IsZero) { return new SecT571K1Point(curve, X3, curve.B, IsCompressed); |