diff options
Diffstat (limited to 'crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs')
| -rw-r--r-- | crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs b/crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs index 04b9c3cce..d042aff9f 100644 --- a/crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs +++ b/crypto/test/src/math/ec/rfc8032/test/Ed25519Test.cs @@ -15,8 +15,6 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests { private static readonly SecureRandom Random = new SecureRandom(); - private static readonly byte[] Neutral = Hex.DecodeStrict("0100000000000000000000000000000000000000000000000000000000000000"); - [SetUp] public void SetUp() { @@ -371,8 +369,6 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests [Test] public void TestPublicKeyValidationFull() { - Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Neutral, 0)); - byte[] sk = new byte[Ed25519.SecretKeySize]; byte[] pk = new byte[Ed25519.PublicKeySize]; @@ -383,9 +379,21 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests Assert.IsTrue(Ed25519.ValidatePublicKeyFull(pk, 0)); } + // Small order points (canonical encodings) + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("0000000000000000000000000000000000000000000000000000000000000000"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("0000000000000000000000000000000000000000000000000000000000000080"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("0100000000000000000000000000000000000000000000000000000000000000"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("C7176A703D4DD84FBA3C0B760D10670F2A2053FA2C39CCC64EC7FD7792AC037A"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("C7176A703D4DD84FBA3C0B760D10670F2A2053FA2C39CCC64EC7FD7792AC03FA"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("26E8958FC2B227B045C3F489F2EF98F0D5DFAC05D3C63339B13802886D53FC05"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("26E8958FC2B227B045C3F489F2EF98F0D5DFAC05D3C63339B13802886D53FC85"), 0)); + + // Small order points (non-canonical encodings) Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("0100000000000000000000000000000000000000000000000000000000000080"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"), 0)); - Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); + // Non-canonical encodings Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("EDFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("EDFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"), 0)); Assert.IsFalse(Ed25519.ValidatePublicKeyFull(Hex.DecodeStrict("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); @@ -417,8 +425,6 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests [Test] public void TestPublicKeyValidationPartial() { - Assert.IsTrue(Ed25519.ValidatePublicKeyPartial(Neutral, 0)); - byte[] sk = new byte[Ed25519.SecretKeySize]; byte[] pk = new byte[Ed25519.PublicKeySize]; @@ -429,9 +435,21 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests Assert.IsTrue(Ed25519.ValidatePublicKeyPartial(pk, 0)); } + // Small order points (canonical encodings) + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("0000000000000000000000000000000000000000000000000000000000000000"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("0000000000000000000000000000000000000000000000000000000000000080"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("0100000000000000000000000000000000000000000000000000000000000000"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("C7176A703D4DD84FBA3C0B760D10670F2A2053FA2C39CCC64EC7FD7792AC037A"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("C7176A703D4DD84FBA3C0B760D10670F2A2053FA2C39CCC64EC7FD7792AC03FA"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("26E8958FC2B227B045C3F489F2EF98F0D5DFAC05D3C63339B13802886D53FC05"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("26E8958FC2B227B045C3F489F2EF98F0D5DFAC05D3C63339B13802886D53FC85"), 0)); + + // Small order points (non-canonical encodings) Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("0100000000000000000000000000000000000000000000000000000000000080"), 0)); + Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"), 0)); - Assert.IsTrue (Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("ECFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); + // Non-canonical encodings Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("EDFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("EDFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"), 0)); Assert.IsFalse(Ed25519.ValidatePublicKeyPartial(Hex.DecodeStrict("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F"), 0)); @@ -469,23 +487,20 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests [Test] public void TamingNonRepudiation() { - // TODO Algorithm 2 rejects this because A is one of 8 small order points - byte[] msg1 = Encoding.UTF8.GetBytes("Send 100 USD to Alice"); byte[] msg2 = Encoding.UTF8.GetBytes("Send 100000 USD to Alice"); byte[] pub = Hex.DecodeStrict("ecffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7f"); byte[] sig = Hex.DecodeStrict("a9d55260f765261eb9b84e106f665e00b867287a761990d7135963ee0a7d59dc" + "a5bb704786be79fc476f91d3f3f89b03984d8068dcf1bb7dfc6637b45450ac04"); - Assert.IsTrue(Ed25519.Verify(sig, 0, pub, 0, msg1, 0, msg1.Length)); - Assert.IsTrue(Ed25519.Verify(sig, 0, pub, 0, msg2, 0, msg2.Length)); + Assert.IsFalse(Ed25519.Verify(sig, 0, pub, 0, msg1, 0, msg1.Length)); + Assert.IsFalse(Ed25519.Verify(sig, 0, pub, 0, msg2, 0, msg2.Length)); } [Test] public void TamingVector_00() { - // TODO Algorithm 2 rejects this because A is one of 8 small order points - ImplTamingVector(0, true, + ImplTamingVector(0, false, "8c93255d71dcab10e8f379c26200f3c7bd5f09d9bc3068d3ef4edeb4853022b6", "c7176a703d4dd84fba3c0b760d10670f2a2053fa2c39ccc64ec7fd7792ac03fa", "c7176a703d4dd84fba3c0b760d10670f2a2053fa2c39ccc64ec7fd7792ac037a" + @@ -495,8 +510,7 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032.Tests [Test] public void TamingVector_01() { - // TODO Algorithm 2 rejects this because A is one of 8 small order points - ImplTamingVector(1, true, + ImplTamingVector(1, false, "9bd9f44f4dcc75bd531b56b2cd280b0bb38fc1cd6d1230e14861d861de092e79", "c7176a703d4dd84fba3c0b760d10670f2a2053fa2c39ccc64ec7fd7792ac03fa", "f7badec5b8abeaf699583992219b7b223f1df3fbbea919844e3f7c554a43dd43" + |