public FromBigInteger ( BigInteger x ) : ECFieldElement | ||
x | BigInteger | |
Résultat | ECFieldElement |
public void TestEC() { BigInteger ECParraGX = new BigInteger(Base64.Decode("D/qWPNyogWzMM7hkK+35BcPTWFc9Pyf7vTs8uaqv")); BigInteger ECParraGY = new BigInteger(Base64.Decode("AhQXGxb1olGRv6s1LPRfuatMF+cx3ZTGgzSE/Q5R")); BigInteger ECParraH = new BigInteger(Base64.Decode("AQ==")); BigInteger ECParraN = new BigInteger(Base64.Decode("f///////////////f///nl6an12QcfvRUiaIkJ0L")); BigInteger ECPubQX = new BigInteger(Base64.Decode("HWWi17Yb+Bm3PYr/DMjLOYNFhyOwX1QY7ZvqqM+l")); BigInteger ECPubQY = new BigInteger(Base64.Decode("JrlJfxu3WGhqwtL/55BOs/wsUeiDFsvXcGhB8DGx")); BigInteger ECPrivD = new BigInteger(Base64.Decode("GYQmd/NF1B+He1iMkWt3by2Az6Eu07t0ynJ4YCAo")); FpCurve curve = new FpCurve( new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b ECDomainParameters ecDomain = new ECDomainParameters( curve, new FpPoint(curve, curve.FromBigInteger(ECParraGX), curve.FromBigInteger(ECParraGY)), ECParraN); ECPublicKeyParameters ecPub = new ECPublicKeyParameters( new FpPoint( curve, curve.FromBigInteger(ECPubQX), curve.FromBigInteger(ECPubQY)), ecDomain); ECPrivateKeyParameters ecPriv = new ECPrivateKeyParameters(ECPrivD, ecDomain); SubjectPublicKeyInfo subinfo = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(ecPub); PrivateKeyInfo privInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(ecPriv); ECPublicKeyParameters tecPub = (ECPublicKeyParameters)PublicKeyFactory.CreateKey(subinfo); ECPrivateKeyParameters tecPriv = (ECPrivateKeyParameters)PrivateKeyFactory.CreateKey(privInfo); Assert.IsTrue(tecPub.Equals(ecPub), "EC: public key to info back to public key"); Assert.IsTrue(tecPriv.Equals(ecPriv), "EC: private key to info back to private key"); }
public Setup() { n = 3; do { Random r = new Random(); s = r.Next(1, int.MaxValue - 1); } while (s == 0); // p i q p = new BigInteger("115792089237316195423570985008687907853269984665640564039457584007908834671663", 10); //q = p.Pow(n); q = p; k = new BigInteger("115792089237316195423570985008687907852837564279074904382605163141518161494337", 10); // E - krivulja secp256k1 - y ^ 2 = x ^ 3 + 0*x + 7 BigInteger a = new BigInteger("0", 10); BigInteger b = new BigInteger("7", 10); E = new FpCurve(q, a, b); // P BigInteger x1 = new BigInteger("55066263022277343669578718895168534326250603453777594175500187360389116729240", 10); BigInteger y1 = new BigInteger("32670510020758816978083085130507043184471273380659243275938904335757337482424", 10); FpFieldElement x = (FpFieldElement)E.FromBigInteger(x1); // new FpFieldElement(q, x1); FpFieldElement y = (FpFieldElement)E.FromBigInteger(y1); // new FpFieldElement(q, y1); P = new FpPoint(E, x, y); BigInteger mtp = new BigInteger(s.ToString(), 10); Ppub = (FpPoint)P.Multiply(mtp); File.WriteAllText("mk", s.ToString() + Environment.NewLine); }
public void TestAlgorithms() { // // RSA parameters // BigInteger rsaMod = new BigInteger("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", 16); BigInteger rsaPubExp = new BigInteger("10001", 16); BigInteger rsaPrivExp = new BigInteger("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", 16); BigInteger rsaPrivP = new BigInteger("d4fd9ac3474fb83aaf832470643609659e511b322632b239b688f3cd2aad87527d6cf652fb9c9ca67940e84789444f2e99b0cb0cfabbd4de95396106c865f38e2fb7b82b231260a94df0e01756bf73ce0386868d9c41645560a81af2f53c18e4f7cdf3d51d80267372e6e0216afbf67f655c9450769cca494e4f6631b239ce1b", 16); BigInteger rsaPrivQ = new BigInteger("c8eaa0e2a1b3a4412a702bccda93f4d150da60d736c99c7c566fdea4dd1b401cbc0d8c063daaf0b579953d36343aa18b33dbf8b9eae94452490cc905245f8f7b9e29b1a288bc66731a29e1dd1a45c9fd7f8238ff727adc49fff73991d0dc096206b9d3a08f61e7462e2b804d78cb8c5eccdb9b7fbd2ad6a8fea46c1053e1be75", 16); BigInteger rsaPrivDP = new BigInteger("10edcb544421c0f9e123624d1099feeb35c72a8b34e008ac6fa6b90210a7543f293af4e5299c8c12eb464e70092805c7256e18e5823455ba0f504d36f5ccacac1b7cd5c58ff710f9c3f92646949d88fdd1e7ea5fed1081820bb9b0d2a8cd4b093fecfdb96dabd6e28c3a6f8c186dc86cddc89afd3e403e0fcf8a9e0bcb27af0b", 16); BigInteger rsaPrivDQ = new BigInteger("97fc25484b5a415eaa63c03e6efa8dafe9a1c8b004d9ee6e80548fefd6f2ce44ee5cb117e77e70285798f57d137566ce8ea4503b13e0f1b5ed5ca6942537c4aa96b2a395782a4cb5b58d0936e0b0fa63b1192954d39ced176d71ef32c6f42c84e2e19f9d4dd999c2151b032b97bd22aa73fd8c5bcd15a2dca4046d5acc997021", 16); BigInteger rsaPrivQinv = new BigInteger("4bb8064e1eff7e9efc3c4578fcedb59ca4aef0993a8312dfdcb1b3decf458aa6650d3d0866f143cbf0d3825e9381181170a0a1651eefcd7def786b8eb356555d9fa07c85b5f5cbdd74382f1129b5e36b4166b6cc9157923699708648212c484958351fdc9cf14f218dbe7fbf7cbd93a209a4681fe23ceb44bab67d66f45d1c9d", 16); RsaKeyParameters rsaPublic = new RsaKeyParameters(false, rsaMod, rsaPubExp); RsaPrivateCrtKeyParameters rsaPrivate = new RsaPrivateCrtKeyParameters( rsaMod, rsaPubExp, rsaPrivExp, rsaPrivP, rsaPrivQ, rsaPrivDP, rsaPrivDQ, rsaPrivQinv); // // ECDSA parameters // BigInteger ECParraGX = new BigInteger(Base64.Decode("D/qWPNyogWzMM7hkK+35BcPTWFc9Pyf7vTs8uaqv")); BigInteger ECParraGY = new BigInteger(Base64.Decode("AhQXGxb1olGRv6s1LPRfuatMF+cx3ZTGgzSE/Q5R")); BigInteger ECParraH = new BigInteger(Base64.Decode("AQ==")); BigInteger ECParraN = new BigInteger(Base64.Decode("f///////////////f///nl6an12QcfvRUiaIkJ0L")); BigInteger ECPubQX = new BigInteger(Base64.Decode("HWWi17Yb+Bm3PYr/DMjLOYNFhyOwX1QY7ZvqqM+l")); BigInteger ECPubQY = new BigInteger(Base64.Decode("JrlJfxu3WGhqwtL/55BOs/wsUeiDFsvXcGhB8DGx")); BigInteger ECPrivD = new BigInteger(Base64.Decode("GYQmd/NF1B+He1iMkWt3by2Az6Eu07t0ynJ4YCAo")); FpCurve curve = new FpCurve( new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b ECDomainParameters ecDomain = new ECDomainParameters(curve, new FpPoint(curve, curve.FromBigInteger(ECParraGX), curve.FromBigInteger(ECParraGY)), ECParraN); ECPublicKeyParameters ecPub = new ECPublicKeyParameters( new FpPoint(curve, curve.FromBigInteger(ECPubQX), curve.FromBigInteger(ECPubQY)), ecDomain); ECPrivateKeyParameters ecPriv = new ECPrivateKeyParameters(ECPrivD, ecDomain); // // DSA parameters // BigInteger DSAParaG = new BigInteger(Base64.Decode("AL0fxOTq10OHFbCf8YldyGembqEu08EDVzxyLL29Zn/t4It661YNol1rnhPIs+cirw+yf9zeCe+KL1IbZ/qIMZM=")); BigInteger DSAParaP = new BigInteger(Base64.Decode("AM2b/UeQA+ovv3dL05wlDHEKJ+qhnJBsRT5OB9WuyRC830G79y0R8wuq8jyIYWCYcTn1TeqVPWqiTv6oAoiEeOs=")); BigInteger DSAParaQ = new BigInteger(Base64.Decode("AIlJT7mcKL6SUBMmvm24zX1EvjNx")); BigInteger DSAPublicY = new BigInteger(Base64.Decode("TtWy2GuT9yGBWOHi1/EpCDa/bWJCk2+yAdr56rAcqP0eHGkMnA9s9GJD2nGU8sFjNHm55swpn6JQb8q0agrCfw==")); BigInteger DsaPrivateX = new BigInteger(Base64.Decode("MMpBAxNlv7eYfxLTZ2BItJeD31A=")); DsaParameters para = new DsaParameters(DSAParaP, DSAParaQ, DSAParaG); DsaPrivateKeyParameters dsaPriv = new DsaPrivateKeyParameters(DsaPrivateX, para); DsaPublicKeyParameters dsaPub = new DsaPublicKeyParameters(DSAPublicY, para); // // ECGOST3410 parameters // IAsymmetricCipherKeyPairGenerator ecGostKpg = GeneratorUtilities.GetKeyPairGenerator("ECGOST3410"); ecGostKpg.Init( new ECKeyGenerationParameters( CryptoProObjectIdentifiers.GostR3410x2001CryptoProA, new SecureRandom())); AsymmetricCipherKeyPair ecGostPair = ecGostKpg.GenerateKeyPair(); // // GOST3410 parameters // IAsymmetricCipherKeyPairGenerator gostKpg = GeneratorUtilities.GetKeyPairGenerator("GOST3410"); gostKpg.Init( new Gost3410KeyGenerationParameters( new SecureRandom(), CryptoProObjectIdentifiers.GostR3410x94CryptoProA)); AsymmetricCipherKeyPair gostPair = gostKpg.GenerateKeyPair(); // // signer loop // byte[] shortMsg = new byte[] { 1, 4, 5, 6, 8, 8, 4, 2, 1, 3 }; byte[] longMsg = new byte[100]; new SecureRandom().NextBytes(longMsg); foreach (string algorithm in SignerUtilities.Algorithms) { ISigner signer = SignerUtilities.GetSigner(algorithm); string upper = algorithm.ToUpper(CultureInfo.InvariantCulture); int withPos = upper.LastIndexOf("WITH"); string cipherName = withPos < 0 ? upper : upper.Substring(withPos + "WITH".Length); ICipherParameters signParams = null, verifyParams = null; if (cipherName == "RSA" || cipherName == "RSAANDMGF1") { signParams = rsaPrivate; verifyParams = rsaPublic; } else if (cipherName == "ECDSA") { signParams = ecPriv; verifyParams = ecPub; } else if (cipherName == "DSA") { signParams = dsaPriv; verifyParams = dsaPub; } else if (cipherName == "ECGOST3410") { signParams = ecGostPair.Private; verifyParams = ecGostPair.Public; } else if (cipherName == "GOST3410") { signParams = gostPair.Private; verifyParams = gostPair.Public; } else { Assert.Fail("Unknown algorithm encountered: " + cipherName); } signer.Init(true, signParams); foreach (byte b in shortMsg) { signer.Update(b); } signer.BlockUpdate(longMsg, 0, longMsg.Length); byte[] sig = signer.GenerateSignature(); signer.Init(false, verifyParams); foreach (byte b in shortMsg) { signer.Update(b); } signer.BlockUpdate(longMsg, 0, longMsg.Length); Assert.IsTrue(signer.VerifySignature(sig), cipherName + " signer " + algorithm + " failed."); } }
public void TestCreationECDSA() { BigInteger ECParraGX = new BigInteger(Base64.Decode("D/qWPNyogWzMM7hkK+35BcPTWFc9Pyf7vTs8uaqv")); BigInteger ECParraGY = new BigInteger(Base64.Decode("AhQXGxb1olGRv6s1LPRfuatMF+cx3ZTGgzSE/Q5R")); BigInteger ECParraH = new BigInteger(Base64.Decode("AQ==")); BigInteger ECParraN = new BigInteger(Base64.Decode("f///////////////f///nl6an12QcfvRUiaIkJ0L")); BigInteger ECPubQX = new BigInteger(Base64.Decode("HWWi17Yb+Bm3PYr/DMjLOYNFhyOwX1QY7ZvqqM+l")); BigInteger ECPubQY = new BigInteger(Base64.Decode("JrlJfxu3WGhqwtL/55BOs/wsUeiDFsvXcGhB8DGx")); BigInteger ECPrivD = new BigInteger(Base64.Decode("GYQmd/NF1B+He1iMkWt3by2Az6Eu07t0ynJ4YCAo")); FpCurve curve = new FpCurve( new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b ECDomainParameters ecDomain = new ECDomainParameters(curve, new FpPoint(curve, curve.FromBigInteger(ECParraGX), curve.FromBigInteger(ECParraGY)), ECParraN); ECPublicKeyParameters ecPub = new ECPublicKeyParameters( "ECDSA", new FpPoint(curve, curve.FromBigInteger(ECPubQX), curve.FromBigInteger(ECPubQY)), ecDomain); ECPrivateKeyParameters ecPriv = new ECPrivateKeyParameters("ECDSA", ECPrivD, ecDomain); IDictionary attrs = new Hashtable(); attrs[X509Name.C] = "AU"; attrs[X509Name.O] = "The Legion of the Bouncy Castle"; attrs[X509Name.L] = "Melbourne"; attrs[X509Name.ST] = "Victoria"; attrs[X509Name.E] = "*****@*****.**"; IList ord = new ArrayList(); ord.Add(X509Name.C); ord.Add(X509Name.O); ord.Add(X509Name.L); ord.Add(X509Name.ST); ord.Add(X509Name.E); IList values = new ArrayList(); values.Add("AU"); values.Add("The Legion of the Bouncy Castle"); values.Add("Melbourne"); values.Add("Victoria"); values.Add("*****@*****.**"); X509V3CertificateGenerator certGen = new X509V3CertificateGenerator(); certGen.SetSerialNumber(BigInteger.One); certGen.SetIssuerDN(new X509Name(ord, attrs)); certGen.SetNotBefore(DateTime.Today.Subtract(new TimeSpan(1, 0, 0, 0))); certGen.SetNotAfter(DateTime.Today.AddDays(1)); certGen.SetSubjectDN(new X509Name(ord, attrs)); certGen.SetPublicKey(ecPub); certGen.SetSignatureAlgorithm("SHA1WITHECDSA"); certGen.AddExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false)); X509Certificate cert = certGen.Generate(ecPriv); // Assert.IsTrue((cert.IsValidNow && cert.Verify(ecPub)), "Certificate failed to be valid (ECDSA)"); cert.CheckValidity(); cert.Verify(ecPub); ISet extOidSet = cert.GetCriticalExtensionOids(); if (extOidSet.Count != 1) { Fail("wrong number of oids"); } //if (dummySet != null) //{ // foreach (string key in dummySet) // { // Console.WriteLine("\t{0}:\t{1}", key); // } //} //Console.WriteLine(); //dummySet = cert.GetNonCriticalExtensionOids(); //if (dummySet != null) //{ // foreach (string key in dummySet) // { // Console.WriteLine("\t{0}:\t{1}", key); // } //} //Console.WriteLine(); }