private void ecGOST3410Test() { IBigInteger r = new BigInteger("29700980915817952874371204983938256990422752107994319651632687982059210933395"); IBigInteger s = new BigInteger("46959264877825372965922731380059061821746083849389763294914877353246631700866"); byte[] kData = new BigInteger("53854137677348463731403841147996619241504003434302020712960838528893196233395").ToByteArrayUnsigned(); SecureRandom k = FixedSecureRandom.From(kData); IBigInteger mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564821041"); //p ECCurve curve = new FPCurve( mod_p, // p new BigInteger("7"), // a new BigInteger("43308876546767276905765904595650931995942111794451039583252968842033849580414")); // b ECDomainParameters spec = new ECDomainParameters( curve, curve.CreatePoint( new BigInteger("2"), new BigInteger("4018974056539037503335449422937059775635739389905545080690979365213431566280"), false), new BigInteger("57896044618658097711785492504343953927082934583725450622380973592137631069619")); // q ECPrivateKeyParameters sKey = new ECPrivateKeyParameters( "ECGOST3410", new BigInteger("55441196065363246126355624130324183196576709222340016572108097750006097525544"), // d spec); ECPublicKeyParameters vKey = new ECPublicKeyParameters( "ECGOST3410", curve.CreatePoint( new BigInteger("57520216126176808443631405023338071176630104906313632182896741342206604859403"), new BigInteger("17614944419213781543809391949654080031942662045363639260709847859438286763994"), false), spec); ISigner sgr = SignerUtilities.GetSigner("ECGOST3410"); sgr.Init(true, new ParametersWithRandom(sKey, k)); byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' }; sgr.BlockUpdate(message, 0, message.Length); byte[] sigBytes = sgr.GenerateSignature(); sgr.Init(false, vKey); sgr.BlockUpdate(message, 0, message.Length); if (!sgr.VerifySignature(sigBytes)) { Fail("ECGOST3410 verification failed"); } IBigInteger[] sig = decode(sigBytes); if (!r.Equals(sig[0])) { Fail( ": r component wrong." + SimpleTest.NewLine + " expecting: " + r + SimpleTest.NewLine + " got : " + sig[0]); } if (!s.Equals(sig[1])) { Fail( ": s component wrong." + SimpleTest.NewLine + " expecting: " + s + SimpleTest.NewLine + " got : " + sig[1]); } }
private void generationTest() { byte[] data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 }; ISigner s = SignerUtilities.GetSigner("GOST3410"); IAsymmetricCipherKeyPairGenerator g = GeneratorUtilities.GetKeyPairGenerator("GOST3410"); g.Init( new Gost3410KeyGenerationParameters( new SecureRandom(), CryptoProObjectIdentifiers.GostR3410x94CryptoProA)); 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("GOST3410"); s.Init(false, vKey); s.BlockUpdate(data, 0, data.Length); if (!s.VerifySignature(sigBytes)) { Fail("GOST3410 verification failed"); } // // default initialisation test // s = SignerUtilities.GetSigner("GOST3410"); g = GeneratorUtilities.GetKeyPairGenerator("GOST3410"); // TODO This is supposed to be a 'default initialisation' test, but don't have a factory // These values are defaults from JCE provider g.Init( new Gost3410KeyGenerationParameters( new SecureRandom(), CryptoProObjectIdentifiers.GostR3410x94CryptoProA)); p = g.GenerateKeyPair(); sKey = p.Private; vKey = p.Public; s.Init(true, sKey); s.BlockUpdate(data, 0, data.Length); sigBytes = s.GenerateSignature(); s = SignerUtilities.GetSigner("GOST3410"); s.Init(false, vKey); s.BlockUpdate(data, 0, data.Length); if (!s.VerifySignature(sigBytes)) { Fail("GOST3410 verification failed"); } // // encoded test // //KeyFactory f = KeyFactory.getInstance("GOST3410"); //X509EncodedKeySpec x509s = new X509EncodedKeySpec(vKey.GetEncoded()); //Gost3410PublicKeyParameters k1 = (Gost3410PublicKeyParameters)f.generatePublic(x509s); byte[] vKeyEnc = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(vKey).GetDerEncoded(); Gost3410PublicKeyParameters k1 = (Gost3410PublicKeyParameters) PublicKeyFactory.CreateKey(vKeyEnc); if (!k1.Y.Equals(((Gost3410PublicKeyParameters)vKey).Y)) { Fail("public number not decoded properly"); } //PKCS8EncodedKeySpec pkcs8 = new PKCS8EncodedKeySpec(sKey.GetEncoded()); //Gost3410PrivateKeyParameters k2 = (Gost3410PrivateKeyParameters)f.generatePrivate(pkcs8); byte[] sKeyEnc = PrivateKeyInfoFactory.CreatePrivateKeyInfo(sKey).GetDerEncoded(); Gost3410PrivateKeyParameters k2 = (Gost3410PrivateKeyParameters) PrivateKeyFactory.CreateKey(sKeyEnc); if (!k2.X.Equals(((Gost3410PrivateKeyParameters)sKey).X)) { Fail("private number not decoded properly"); } // // ECGOST3410 generation test // s = SignerUtilities.GetSigner("ECGOST3410"); g = GeneratorUtilities.GetKeyPairGenerator("ECGOST3410"); IBigInteger mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564821041"); //p ECCurve curve = new FPCurve( mod_p, // p new BigInteger("7"), // a new BigInteger("43308876546767276905765904595650931995942111794451039583252968842033849580414")); // b ECDomainParameters ecSpec = new ECDomainParameters( curve, curve.CreatePoint( new BigInteger("2"), new BigInteger("4018974056539037503335449422937059775635739389905545080690979365213431566280"), false), new BigInteger("57896044618658097711785492504343953927082934583725450622380973592137631069619")); // q g.Init(new ECKeyGenerationParameters(ecSpec, new SecureRandom())); p = g.GenerateKeyPair(); sKey = p.Private; vKey = p.Public; s.Init(true, sKey); s.BlockUpdate(data, 0, data.Length); sigBytes = s.GenerateSignature(); s = SignerUtilities.GetSigner("ECGOST3410"); s.Init(false, vKey); s.BlockUpdate(data, 0, data.Length); if (!s.VerifySignature(sigBytes)) { Fail("ECGOST3410 verification failed"); } }
static ECGost3410NamedCurves() { IBigInteger mod_p = new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639319"); IBigInteger mod_q = new BigInteger("115792089237316195423570985008687907853073762908499243225378155805079068850323"); FPCurve curve = new FPCurve( mod_p, // p new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639316"), // a new BigInteger("166")); // b ECDomainParameters ecParams = new ECDomainParameters( curve, curve.CreatePoint( BigInteger.One, // x new BigInteger("64033881142927202683649881450433473985931760268884941288852745803908878638612"), // y false), mod_q); parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProA] = ecParams; mod_p = new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639319"); mod_q = new BigInteger("115792089237316195423570985008687907853073762908499243225378155805079068850323"); curve = new FPCurve( mod_p, // p new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639316"), new BigInteger("166")); ecParams = new ECDomainParameters( curve, curve.CreatePoint( BigInteger.One, // x new BigInteger("64033881142927202683649881450433473985931760268884941288852745803908878638612"), // y false), mod_q); parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA] = ecParams; mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564823193"); //p mod_q = new BigInteger("57896044618658097711785492504343953927102133160255826820068844496087732066703"); //q curve = new FPCurve( mod_p, // p new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564823190"), // a new BigInteger("28091019353058090096996979000309560759124368558014865957655842872397301267595")); // b ecParams = new ECDomainParameters( curve, curve.CreatePoint( BigInteger.One, // x new BigInteger("28792665814854611296992347458380284135028636778229113005756334730996303888124"), // y false), mod_q); // q parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProB] = ecParams; mod_p = new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502619"); mod_q = new BigInteger("70390085352083305199547718019018437840920882647164081035322601458352298396601"); curve = new FPCurve( mod_p, // p new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502616"), new BigInteger("32858")); ecParams = new ECDomainParameters( curve, curve.CreatePoint( BigInteger.Zero, // x new BigInteger("29818893917731240733471273240314769927240550812383695689146495261604565990247"), // y false), mod_q); parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB] = ecParams; mod_p = new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502619"); //p mod_q = new BigInteger("70390085352083305199547718019018437840920882647164081035322601458352298396601"); //q curve = new FPCurve( mod_p, // p new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502616"), // a new BigInteger("32858")); // b ecParams = new ECDomainParameters( curve, curve.CreatePoint( BigInteger.Zero, // x new BigInteger("29818893917731240733471273240314769927240550812383695689146495261604565990247"), // y false), mod_q); // q parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProC] = ecParams; objIds["GostR3410-2001-CryptoPro-A"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProA; objIds["GostR3410-2001-CryptoPro-B"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProB; objIds["GostR3410-2001-CryptoPro-C"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProC; objIds["GostR3410-2001-CryptoPro-XchA"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA; objIds["GostR3410-2001-CryptoPro-XchB"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB; names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProA] = "GostR3410-2001-CryptoPro-A"; names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProB] = "GostR3410-2001-CryptoPro-B"; names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProC] = "GostR3410-2001-CryptoPro-C"; names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA] = "GostR3410-2001-CryptoPro-XchA"; names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB] = "GostR3410-2001-CryptoPro-XchB"; }