public void TestECNR192bitPrime()
{
IBigInteger r = new BigInteger("2474388605162950674935076940284692598330235697454145648371");
IBigInteger s = new BigInteger("2997192822503471356158280167065034437828486078932532073836");
byte[] kData = new BigInteger("dcc5d1f1020906df2782360d36b2de7a17ece37d503784af", 16).ToByteArrayUnsigned();
SecureRandom k = FixedSecureRandom.From(kData);
FPCurve curve = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"), // q (or p)
new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", 16), // a
new BigInteger("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1", 16)); // b
ECDomainParameters spec = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("03188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012")), // G
new BigInteger("6277101735386680763835789423176059013767194773182842284081")); // n
ECPrivateKeyParameters priKey = new ECPrivateKeyParameters(
new BigInteger("651056770906015076056810763456358567190100156695615665659"), // d
spec);
ECPublicKeyParameters pubKey = new ECPublicKeyParameters(
curve.DecodePoint(Hex.Decode("0262B12D60690CDCF330BABAB6E69763B471F994DD702D16A5")), // Q
spec);
ISigner sgr = SignerUtilities.GetSigner("SHA1withECNR");
byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
checkSignature(192, priKey, pubKey, sgr, k, message, r, s);
}
public void TestECMqvRandom()
{
var random = new SecureRandom();
var curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
var parameters = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
var pGen = new ECKeyPairGenerator();
pGen.Init(new ECKeyGenerationParameters(parameters, random));
// Pre-established key pairs
IAsymmetricCipherKeyPair u1 = pGen.GenerateKeyPair();
IAsymmetricCipherKeyPair v1 = pGen.GenerateKeyPair();
// Ephemeral key pairs
IAsymmetricCipherKeyPair u2 = pGen.GenerateKeyPair();
IAsymmetricCipherKeyPair v2 = pGen.GenerateKeyPair();
IBigInteger x = CalculateAgreement(u1, u2, v1, v2);
if (x == null)
{
Fail("MQV Test Vector (random) agreement failed");
}
}
public void TestECNR521bitPrime()
{
IBigInteger r = new BigInteger("1820641608112320695747745915744708800944302281118541146383656165330049339564439316345159057453301092391897040509935100825960342573871340486684575368150970954");
IBigInteger s = new BigInteger("6358277176448326821136601602749690343031826490505780896013143436153111780706227024847359990383467115737705919410755190867632280059161174165591324242446800763");
byte[] kData = new BigInteger("cdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", 16).ToByteArrayUnsigned();
SecureRandom k = FixedSecureRandom.From(kData);
FPCurve curve = new FPCurve(
new BigInteger("6864797660130609714981900799081393217269435300143305409394463459185543183397656052122559640661454554977296311391480858037121987999716643812574028291115057151"), // q (or p)
new BigInteger("01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC", 16), // a
new BigInteger("0051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00", 16)); // b
ECDomainParameters spec = new ECDomainParameters(
curve,
//curve.DecodePoint(Hex.Decode("02C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66")), // G
curve.DecodePoint(Hex.Decode("0200C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66")), // G
new BigInteger("01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409", 16)); // n
ECPrivateKeyParameters priKey = new ECPrivateKeyParameters(
new BigInteger("5769183828869504557786041598510887460263120754767955773309066354712783118202294874205844512909370791582896372147797293913785865682804434049019366394746072023"), // d
spec);
ECPublicKeyParameters pubKey = new ECPublicKeyParameters(
//curve.DecodePoint(Hex.Decode("026BFDD2C9278B63C92D6624F151C9D7A822CC75BD983B17D25D74C26740380022D3D8FAF304781E416175EADF4ED6E2B47142D2454A7AC7801DD803CF44A4D1F0AC")), // Q
curve.DecodePoint(Hex.Decode("02006BFDD2C9278B63C92D6624F151C9D7A822CC75BD983B17D25D74C26740380022D3D8FAF304781E416175EADF4ED6E2B47142D2454A7AC7801DD803CF44A4D1F0AC")), // Q
spec);
ISigner sgr = SignerUtilities.GetSigner("SHA512withECNR");
byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
checkSignature(521, priKey, pubKey, sgr, k, message, r, s);
}
public void TestECNR239bitPrime()
{
IBigInteger r = new BigInteger("308636143175167811492623515537541734843573549327605293463169625072911693");
IBigInteger s = new BigInteger("852401710738814635664888632022555967400445256405412579597015412971797143");
byte[] kData = new BigInteger("700000017569056646655505781757157107570501575775705779575555657156756655").ToByteArrayUnsigned();
SecureRandom k = FixedSecureRandom.From(kData);
ECCurve curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
ECDomainParameters spec = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
ECPrivateKeyParameters priKey = new ECPrivateKeyParameters(
new BigInteger("876300101507107567501066130761671078357010671067781776716671676178726717"), // d
spec);
ECPublicKeyParameters pubKey = new ECPublicKeyParameters(
curve.DecodePoint(Hex.Decode("025b6dc53bc61a2548ffb0f671472de6c9521a9d2d2534e65abfcbd5fe0c70")), // Q
spec);
ISigner sgr = SignerUtilities.GetSigner("SHA1withECNR");
byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
checkSignature(239, priKey, pubKey, sgr, k, message, r, s);
}
public void TestDecode()
{
var curve = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"), // q
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), // a
new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16)); // b
ECPoint p = curve.DecodePoint(Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012"));
if (!p.X.ToBigInteger().Equals(new BigInteger("188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012", 16)))
{
Fail("x uncompressed incorrectly");
}
if (!p.Y.ToBigInteger().Equals(new BigInteger("7192b95ffc8da78631011ed6b24cdd573f977a11e794811", 16)))
{
Fail("y uncompressed incorrectly");
}
byte[] encoding = p.GetEncoded();
if (!AreEqual(encoding, Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012")))
{
Fail("point compressed incorrectly");
}
}
public void DecodeTest()
{
// EllipticCurve curve = new EllipticCurve(
// new ECFieldFp(new BigInteger("6277101735386680763835789423207666416083908700390324961279")), // q
// new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), // a
// new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16)); // b
ECCurve curve = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"), // q
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), // a
new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16)); // b
// ECPoint p = ECPointUtil.DecodePoint(curve, Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012"));
ECPoint p = curve.DecodePoint(Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012"));
IBigInteger x = p.X.ToBigInteger(); //p.getAffineX();
if (!x.Equals(new BigInteger("188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012", 16)))
{
Fail("x uncompressed incorrectly");
}
IBigInteger y = p.Y.ToBigInteger(); //p.getAffineX();
if (!y.Equals(new BigInteger("7192b95ffc8da78631011ed6b24cdd573f977a11e794811", 16)))
{
Fail("y uncompressed incorrectly");
}
}
public void TestECDsa239BitPrime()
{
IBigInteger r = new BigInteger("308636143175167811492622547300668018854959378758531778147462058306432176");
IBigInteger s = new BigInteger("323813553209797357708078776831250505931891051755007842781978505179448783");
byte[] kData =
BigIntegers.AsUnsignedByteArray(
new BigInteger("700000017569056646655505781757157107570501575775705779575555657156756655"));
SecureRandom k = FixedSecureRandom.From(kData);
var curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
var parameters = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
var priKey = new ECPrivateKeyParameters(
"ECDSA",
new BigInteger("876300101507107567501066130761671078357010671067781776716671676178726717"), // d
parameters);
var ecdsa = new ECDsaSigner();
var param = new ParametersWithRandom(priKey, k);
ecdsa.Init(true, param);
byte[] message = new BigInteger("968236873715988614170569073515315707566766479517").ToByteArray();
IBigInteger[] sig = ecdsa.GenerateSignature(message);
if (!r.Equals(sig[0]))
{
Fail("r component wrong." + NewLine
+ " expecting: " + r + NewLine
+ " got : " + sig[0]);
}
if (!s.Equals(sig[1]))
{
Fail("s component wrong." + NewLine
+ " expecting: " + s + NewLine
+ " got : " + sig[1]);
}
// Verify the signature
var pubKey = new ECPublicKeyParameters(
"ECDSA",
curve.DecodePoint(Hex.Decode("025b6dc53bc61a2548ffb0f671472de6c9521a9d2d2534e65abfcbd5fe0c70")), // Q
parameters);
ecdsa.Init(false, pubKey);
if (!ecdsa.VerifySignature(message, sig[0], sig[1]))
{
Fail("signature fails");
}
}
public override void PerformTest()
{
IAsymmetricCipherKeyPairGenerator g = GeneratorUtilities.GetKeyPairGenerator("ECIES");
ECCurve curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
ECDomainParameters ecSpec = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
g.Init(
new ECKeyGenerationParameters(
ecSpec,
new SecureRandom()));
IBufferedCipher c1 = CipherUtilities.GetCipher("ECIES");
IBufferedCipher c2 = CipherUtilities.GetCipher("ECIES");
doTest(g, c1, c2);
g = GeneratorUtilities.GetKeyPairGenerator("ECIES");
g.Init(new KeyGenerationParameters(new SecureRandom(), 192));
doTest(g, c1, c2);
g = GeneratorUtilities.GetKeyPairGenerator("ECIES");
g.Init(new KeyGenerationParameters(new SecureRandom(), 239));
doTest(g, c1, c2);
g = GeneratorUtilities.GetKeyPairGenerator("ECIES");
g.Init(new KeyGenerationParameters(new SecureRandom(), 256));
doTest(g, c1, c2);
doDefTest(g, c1, c2);
c1 = CipherUtilities.GetCipher("IES");
c2 = CipherUtilities.GetCipher("IES");
g = GeneratorUtilities.GetKeyPairGenerator("DH");
// DHParameterSpec dhParams = new DHParameterSpec(p512, g512);
// g.initialize(dhParams);
g.Init(
new DHKeyGenerationParameters(
new SecureRandom(),
new DHParameters(p512, g512)));
doTest(g, c1, c2);
doDefTest(g, c1, c2);
}
public void TestECBasicAgreementTest()
{
var random = new SecureRandom();
var curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
var parameters = new ECDomainParameters(
curve,
curve.DecodePoint(Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
var pGen = new ECKeyPairGenerator();
var genParam = new ECKeyGenerationParameters(parameters, random);
pGen.Init(genParam);
IAsymmetricCipherKeyPair p1 = pGen.GenerateKeyPair();
IAsymmetricCipherKeyPair p2 = pGen.GenerateKeyPair();
//
// two way
//
IBasicAgreement e1 = new ECDHBasicAgreement();
IBasicAgreement e2 = new ECDHBasicAgreement();
e1.Init(p1.Private);
e2.Init(p2.Private);
IBigInteger k1 = e1.CalculateAgreement(p2.Public);
IBigInteger k2 = e2.CalculateAgreement(p1.Public);
if (!k1.Equals(k2))
{
Fail("calculated agreement test failed");
}
//
// two way
//
e1 = new ECDHCBasicAgreement();
e2 = new ECDHCBasicAgreement();
e1.Init(p1.Private);
e2.Init(p2.Private);
k1 = e1.CalculateAgreement(p2.Public);
k2 = e2.CalculateAgreement(p1.Public);
if (!k1.Equals(k2))
{
Fail("calculated agreement test failed");
}
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("E95E4A5F737059DC60DFC7AD95B3D8139515620F", 16), // q
new BigInteger("340E7BE2A280EB74E2BE61BADA745D97E8F7C300", 16), // a
new BigInteger("1E589A8595423412134FAA2DBDEC95C8D8675E58", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04BED5AF16EA3F6A4F62938C4631EB5AF7BDBCDBC31667CB477A1A8EC338F94741669C976316DA6321")), // G
new BigInteger("E95E4A5F737059DC60DF5991D45029409E60FC09", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("8CB91E82A3386D280F5D6F7E50E641DF152F7109ED5456B412B1DA197FB71123ACD3A729901D1A71874700133107EC53", 16), // q
new BigInteger("7BC382C63D8C150C3C72080ACE05AFA0C2BEA28E4FB22787139165EFBA91F90F8AA5814A503AD4EB04A8C7DD22CE2826", 16), // a
new BigInteger("4A8C7DD22CE28268B39B55416F0447C2FB77DE107DCD2A62E880EA53EEB62D57CB4390295DBC9943AB78696FA504C11", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("041D1C64F068CF45FFA2A63A81B7C13F6B8847A3E77EF14FE3DB7FCAFE0CBD10E8E826E03436D646AAEF87B2E247D4AF1E8ABE1D7520F9C2A45CB1EB8E95CFD55262B70B29FEEC5864E19C054FF99129280E4646217791811142820341263C5315")), // G
new BigInteger("8CB91E82A3386D280F5D6F7E50E641DF152F7109ED5456B31F166E6CAC0425A7CF3AB6AF6B7FC3103B883202E9046565", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA703308717D4D9B009BC66842AECDA12AE6A380E62881FF2F2D82C68528AA6056583A48F3", 16), // q
new BigInteger("7830A3318B603B89E2327145AC234CC594CBDD8D3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CA", 16), // a
new BigInteger("3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CADC083E67984050B75EBAE5DD2809BD638016F723", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("0481AEE4BDD82ED9645A21322E9C4C6A9385ED9F70B5D916C1B43B62EEF4D0098EFF3B1F78E2D0D48D50D1687B93B97D5F7C6D5047406A5E688B352209BCB9F8227DDE385D566332ECC0EABFA9CF7822FDF209F70024A57B1AA000C55B881F8111B2DCDE494A5F485E5BCA4BD88A2763AED1CA2B2FA8F0540678CD1E0F3AD80892")), // G
new BigInteger("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA70330870553E5C414CA92619418661197FAC10471DB1D381085DDADDB58796829CA90069", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("A9FB57DBA1EEA9BC3E660A909D838D726E3BF623D52620282013481D1F6E5377", 16), // q
new BigInteger("7D5A0975FC2C3057EEF67530417AFFE7FB8055C126DC5C6CE94A4B44F330B5D9", 16), // a
new BigInteger("26DC5C6CE94A4B44F330B5D9BBD77CBF958416295CF7E1CE6BCCDC18FF8C07B6", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("048BD2AEB9CB7E57CB2C4B482FFC81B7AFB9DE27E1E3BD23C23A4453BD9ACE3262547EF835C3DAC4FD97F8461A14611DC9C27745132DED8E545C1D54C72F046997")), // G
new BigInteger("A9FB57DBA1EEA9BC3E660A909D838D718C397AA3B561A6F7901E0E82974856A7", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("D7C134AA264366862A18302575D1D787B09F075797DA89F57EC8C0FF", 16), // q
new BigInteger("68A5E62CA9CE6C1C299803A6C1530B514E182AD8B0042A59CAD29F43", 16), // a
new BigInteger("2580F63CCFE44138870713B1A92369E33E2135D266DBB372386C400B", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("040D9029AD2C7E5CF4340823B2A87DC68C9E4CE3174C1E6EFDEE12C07D58AA56F772C0726F24C6B89E4ECDAC24354B9E99CAA3F6D3761402CD")), // G
new BigInteger("D7C134AA264366862A18302575D0FB98D116BC4B6DDEBCA3A5A7939F", 16), //n
new BigInteger("01", 16))); // n
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("C302F41D932A36CDA7A3463093D18DB78FCE476DE1A86297", 16), // q
new BigInteger("6A91174076B1E0E19C39C031FE8685C1CAE040E5C69A28EF", 16), // a
new BigInteger("469A28EF7C28CCA3DC721D044F4496BCCA7EF4146FBF25C9", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04C0A0647EAAB6A48753B033C56CB0F0900A2F5C4853375FD614B690866ABD5BB88B5F4828C1490002E6773FA2FA299B8F")), // G
new BigInteger("C302F41D932A36CDA7A3462F9E9E916B5BE8F1029AC4ACC1", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
new BigInteger("D35E472036BC4FB7E13C785ED201E065F98FCFA6F6F40DEF4F92B9EC7893EC28FCD412B1F1B32E27", 16), // q
new BigInteger("3EE30B568FBAB0F883CCEBD46D3F3BB8A2A73513F5EB79DA66190EB085FFA9F492F375A97D860EB4", 16), // a
new BigInteger("520883949DFDBC42D3AD198640688A6FE13F41349554B49ACC31DCCD884539816F5EB4AC8FB1F1A6", 16)); // b
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("0443BD7E9AFB53D8B85289BCC48EE5BFE6F20137D10A087EB6E7871E2A10A599C710AF8D0D39E2061114FDD05545EC1CC8AB4093247F77275E0743FFED117182EAA9C77877AAAC6AC7D35245D1692E8EE1")), // G
new BigInteger("D35E472036BC4FB7E13C785ED201E065F98FCFA5B68F12A32D482EC7EE8658E98691555B44C59311", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("2DF271E14427A346910CF7A2E6CFA7B3F484E5C2CCE1C8B730E28B3F") //Z
new BigInteger("D7C134AA264366862A18302575D1D787B09F075797DA89F57EC8C0FF", 16), // q
new BigInteger("D7C134AA264366862A18302575D1D787B09F075797DA89F57EC8C0FC", 16), // a'
new BigInteger("4B337D934104CD7BEF271BF60CED1ED20DA14C08B3BB64F18A60888D", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("046AB1E344CE25FF3896424E7FFE14762ECB49F8928AC0C76029B4D5800374E9F5143E568CD23F3F4D7C0D4B1E41C8CC0D1C6ABD5F1A46DB4C")), // G'
new BigInteger("D7C134AA264366862A18302575D0FB98D116BC4B6DDEBCA3A5A7939F", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("1B6F5CC8DB4DC7AF19458A9CB80DC2295E5EB9C3732104CB") //Z
new BigInteger("C302F41D932A36CDA7A3463093D18DB78FCE476DE1A86297", 16), // q
new BigInteger("C302F41D932A36CDA7A3463093D18DB78FCE476DE1A86294", 16), // a'
new BigInteger("13D56FFAEC78681E68F9DEB43B35BEC2FB68542E27897B79", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("043AE9E58C82F63C30282E1FE7BBF43FA72C446AF6F4618129097E2C5667C2223A902AB5CA449D0084B7E5B3DE7CCC01C9")), // G'
new BigInteger("C302F41D932A36CDA7A3462F9E9E916B5BE8F1029AC4ACC1", 16), //n
new BigInteger("01", 16))); // h
}
public void TestGeneration()
{
//
// ECDSA generation test
//
byte[] data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
ISigner s = SignerUtilities.GetSigner("ECDSA");
IAsymmetricCipherKeyPairGenerator g = GeneratorUtilities.GetKeyPairGenerator("ECDSA");
// EllipticCurve curve = new EllipticCurve(
// new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
// new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
// new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
ECCurve curve = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
ECDomainParameters ecSpec = new ECDomainParameters(
curve,
// ECPointUtil.DecodePoint(curve,
curve.DecodePoint(
Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307"), // n
BigInteger.One); //1); // h
g.Init(new ECKeyGenerationParameters(ecSpec, new SecureRandom()));
IAsymmetricCipherKeyPair p = g.GenerateKeyPair();
IAsymmetricKeyParameter sKey = p.Private;
IAsymmetricKeyParameter vKey = p.Public;
s.Init(true, sKey);
s.BlockUpdate(data, 0, data.Length);
byte[] sigBytes = s.GenerateSignature();
s = SignerUtilities.GetSigner("ECDSA");
s.Init(false, vKey);
s.BlockUpdate(data, 0, data.Length);
if (!s.VerifySignature(sigBytes))
{
Fail("ECDSA verification failed");
}
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("3E2D4BD9597B58639AE7AA669CAB9837CF5CF20A2C852D10F655668DFC150EF0") //Z
new BigInteger("A9FB57DBA1EEA9BC3E660A909D838D726E3BF623D52620282013481D1F6E5377", 16), // q
new BigInteger("A9FB57DBA1EEA9BC3E660A909D838D726E3BF623D52620282013481D1F6E5374", 16), // a'
new BigInteger("662C61C430D84EA4FE66A7733D0B76B7BF93EBC4AF2F49256AE58101FEE92B04", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04A3E8EB3CC1CFE7B7732213B23A656149AFA142C47AAFBC2B79A191562E1305F42D996C823439C56D7F7B22E14644417E69BCB6DE39D027001DABE8F35B25C9BE")), // G'
new BigInteger("A9FB57DBA1EEA9BC3E660A909D838D718C397AA3B561A6F7901E0E82974856A7", 16), //n
new BigInteger("01", 16))); // h
}
/**
* Test Sign and Verify with test parameters
* see: http://www.ietf.org/internet-drafts/draft-popov-cryptopro-cpalgs-01.txt
* gostR3410-2001-TestParamSet P.46
*/
private void ecGOST3410_TestParam()
{
SecureRandom random = new SecureRandom();
IBigInteger mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564821041"); //p
FPCurve curve = new FPCurve(
mod_p, // p
new BigInteger("7"), // a
new BigInteger("43308876546767276905765904595650931995942111794451039583252968842033849580414")); // b
ECDomainParameters parameters = new ECDomainParameters(
curve,
new FPPoint(curve,
new FPFieldElement(mod_p, new BigInteger("2")), // x
new FPFieldElement(mod_p, new BigInteger("4018974056539037503335449422937059775635739389905545080690979365213431566280"))), // y
new BigInteger("57896044618658097711785492504343953927082934583725450622380973592137631069619")); // q
ECKeyPairGenerator pGen = new ECKeyPairGenerator();
ECKeyGenerationParameters genParam = new ECKeyGenerationParameters(
parameters,
random);
pGen.Init(genParam);
IAsymmetricCipherKeyPair pair = pGen.GenerateKeyPair();
ParametersWithRandom param = new ParametersWithRandom(pair.Private, random);
ECGost3410Signer ecgost3410 = new ECGost3410Signer();
ecgost3410.Init(true, param);
//get hash message using the digest GOST3411.
byte[] message = Encoding.ASCII.GetBytes("Message for sign");
Gost3411Digest gost3411 = new Gost3411Digest();
gost3411.BlockUpdate(message, 0, message.Length);
byte[] hashmessage = new byte[gost3411.GetDigestSize()];
gost3411.DoFinal(hashmessage, 0);
IBigInteger[] sig = ecgost3410.GenerateSignature(hashmessage);
ecgost3410.Init(false, pair.Public);
if (!ecgost3410.VerifySignature(hashmessage, sig[0], sig[1]))
{
Fail("signature fails");
}
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
// new BigInteger("24DBFF5DEC9B986BBFE5295A29BFBAE45E0F5D0B", 16), // Z
new BigInteger("E95E4A5F737059DC60DFC7AD95B3D8139515620F", 16), // q
new BigInteger("E95E4A5F737059DC60DFC7AD95B3D8139515620C", 16), // a'
new BigInteger("7A556B6DAE535B7B51ED2C4D7DAA7A0B5C55F380", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04B199B13B9B34EFC1397E64BAEB05ACC265FF2378ADD6718B7C7C1961F0991B842443772152C9E0AD")), // G
new BigInteger("E95E4A5F737059DC60DF5991D45029409E60FC09", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("41DFE8DD399331F7166A66076734A89CD0D2BCDB7D068E44E1F378F41ECBAE97D2D63DBC87BCCDDCCC5DA39E8589291C") //Z
new BigInteger("8CB91E82A3386D280F5D6F7E50E641DF152F7109ED5456B412B1DA197FB71123ACD3A729901D1A71874700133107EC53", 16), // q
new BigInteger("8CB91E82A3386D280F5D6F7E50E641DF152F7109ED5456B412B1DA197FB71123ACD3A729901D1A71874700133107EC50", 16), // a'
new BigInteger("7F519EADA7BDA81BD826DBA647910F8C4B9346ED8CCDC64E4B1ABD11756DCE1D2074AA263B88805CED70355A33B471EE", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("0418DE98B02DB9A306F2AFCD7235F72A819B80AB12EBD653172476FECD462AABFFC4FF191B946A5F54D8D0AA2F418808CC25AB056962D30651A114AFD2755AD336747F93475B7A1FCA3B88F2B6A208CCFE469408584DC2B2912675BF5B9E582928")), // G'
new BigInteger("8CB91E82A3386D280F5D6F7E50E641DF152F7109ED5456B31F166E6CAC0425A7CF3AB6AF6B7FC3103B883202E9046565", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("12EE58E6764838B69782136F0F2D3BA06E27695716054092E60A80BEDB212B64E585D90BCE13761F85C3F1D2A64E3BE8FEA2220F01EBA5EEB0F35DBD29D922AB") //Z
new BigInteger("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA703308717D4D9B009BC66842AECDA12AE6A380E62881FF2F2D82C68528AA6056583A48F3", 16), // q
new BigInteger("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA703308717D4D9B009BC66842AECDA12AE6A380E62881FF2F2D82C68528AA6056583A48F0", 16), // a'
new BigInteger("7CBBBCF9441CFAB76E1890E46884EAE321F70C0BCB4981527897504BEC3E36A62BCDFA2304976540F6450085F2DAE145C22553B465763689180EA2571867423E", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04640ECE5C12788717B9C1BA06CBC2A6FEBA85842458C56DDE9DB1758D39C0313D82BA51735CDB3EA499AA77A7D6943A64F7A3F25FE26F06B51BAA2696FA9035DA5B534BD595F5AF0FA2C892376C84ACE1BB4E3019B71634C01131159CAE03CEE9D9932184BEEF216BD71DF2DADF86A627306ECFF96DBB8BACE198B61E00F8B332")), // G'
new BigInteger("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA70330870553E5C414CA92619418661197FAC10471DB1D381085DDADDB58796829CA90069", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve curve = new FPCurve(
//new BigInteger("15F75CAF668077F7E85B42EB01F0A81FF56ECD6191D55CB82B7D861458A18FEFC3E5AB7496F3C7B1") //Z
new BigInteger("D35E472036BC4FB7E13C785ED201E065F98FCFA6F6F40DEF4F92B9EC7893EC28FCD412B1F1B32E27", 16), // q
new BigInteger("D35E472036BC4FB7E13C785ED201E065F98FCFA6F6F40DEF4F92B9EC7893EC28FCD412B1F1B32E24", 16), // a'
new BigInteger("A7F561E038EB1ED560B3D147DB782013064C19F27ED27C6780AAF77FB8A547CEB5B4FEF422340353", 16)); // b'
return(new X9ECParameters(
curve,
curve.DecodePoint(Hex.Decode("04925BE9FB01AFC6FB4D3E7D4990010F813408AB106C4F09CB7EE07868CC136FFF3357F624A21BED5263BA3A7A27483EBF6671DBEF7ABB30EBEE084E58A0B077AD42A5A0989D1EE71B1B9BC0455FB0D2C3")), // G'
new BigInteger("D35E472036BC4FB7E13C785ED201E065F98FCFA5B68F12A32D482EC7EE8658E98691555B44C59311", 16), //n
new BigInteger("01", 16))); // h
}
protected override X9ECParameters CreateParameters()
{
ECCurve cFp239v3 = new FPCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"),
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16),
new BigInteger("255705fa2a306654b1f4cb03d6a750a30c250102d4988717d9ba15ab6d3e", 16));
return(new X9ECParameters(
cFp239v3,
cFp239v3.DecodePoint(
Hex.Decode("036768ae8e18bb92cfcf005c949aa2c6d94853d0e660bbf854b1c9505fe95a")),
new BigInteger("7fffffffffffffffffffffff7fffff975deb41b3a6057c3c432146526551", 16),
BigInteger.One,
Hex.Decode("7d7374168ffe3471b60a857686a19475d3bfa2ff")));
}
protected override X9ECParameters CreateParameters()
{
ECCurve cFp192v1 = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16));
return(new X9ECParameters(
cFp192v1,
cFp192v1.DecodePoint(
Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012")),
new BigInteger("ffffffffffffffffffffffff99def836146bc9b1b4d22831", 16),
BigInteger.One,
Hex.Decode("3045AE6FC8422f64ED579528D38120EAE12196D5")));
}
protected override X9ECParameters CreateParameters()
{
ECCurve cFp192v2 = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("cc22d6dfb95c6b25e49c0d6364a4e5980c393aa21668d953", 16));
return(new X9ECParameters(
cFp192v2,
cFp192v2.DecodePoint(
Hex.Decode("03eea2bae7e1497842f2de7769cfe9c989c072ad696f48034a")),
new BigInteger("fffffffffffffffffffffffe5fb1a724dc80418648d8dd31", 16),
BigInteger.One,
Hex.Decode("31a92ee2029fd10d901b113e990710f0d21ac6b6")));
}
protected override X9ECParameters CreateParameters()
{
ECCurve cFp192v3 = new FPCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("22123dc2395a05caa7423daeccc94760a7d462256bd56916", 16));
return(new X9ECParameters(
cFp192v3,
cFp192v3.DecodePoint(
Hex.Decode("027d29778100c65a1da1783716588dce2b8b4aee8e228f1896")),
new BigInteger("ffffffffffffffffffffffff7a62d031c83f4294f640ec13", 16),
BigInteger.One,
Hex.Decode("c469684435deb378c4b65ca9591e2a5763059a2e")));
}
protected override X9ECParameters CreateParameters()
{
ECCurve cFp256v1 = new FPCurve(
new BigInteger("115792089210356248762697446949407573530086143415290314195533631308867097853951"),
new BigInteger("ffffffff00000001000000000000000000000000fffffffffffffffffffffffc", 16),
new BigInteger("5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b", 16));
return(new X9ECParameters(
cFp256v1,
cFp256v1.DecodePoint(
Hex.Decode("036b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296")),
new BigInteger("ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551", 16),
BigInteger.One,
Hex.Decode("c49d360886e704936a6678e1139d26b7819f7e90")));
}
