private void SetKdfParameters(KdfParameters p) { if (p == null) { Debug.Assert(false); return; } KdfEngine kdf = KdfPool.Get(p.KdfUuid); if (kdf == null) { Debug.Assert(false); return; } for (int i = 0; i < m_cmbKdf.Items.Count; ++i) { string strKdf = (m_cmbKdf.Items[i] as string); if (string.IsNullOrEmpty(strKdf)) { Debug.Assert(false); continue; } if (strKdf.Equals(kdf.Name, StrUtil.CaseIgnoreCmp)) { bool bPrevInit = m_bInitializing; m_bInitializing = true; // Prevent selection handler m_cmbKdf.SelectedIndex = i; m_bInitializing = bPrevInit; break; } } if (kdf is AesKdf) { ulong uIt = p.GetUInt64(AesKdf.ParamRounds, PwDefs.DefaultKeyEncryptionRounds); SetKdfParameters(uIt, 1024, 2); } else if (kdf is Argon2Kdf) { ulong uIt = p.GetUInt64(Argon2Kdf.ParamIterations, Argon2Kdf.DefaultIterations); ulong uMem = p.GetUInt64(Argon2Kdf.ParamMemory, Argon2Kdf.DefaultMemory); uint uPar = p.GetUInt32(Argon2Kdf.ParamParallelism, Argon2Kdf.DefaultParallelism); SetKdfParameters(uIt, uMem, uPar); } // else { Debug.Assert(false); } // Plugins may provide other KDFs }
private static void CheckKdf(KdfParameters param, TestKdfValues testEntryValues) { Assert.AreEqual(testEntryValues.KdfUuid, param.KdfUuid); if (param.KdfUuid.Equals(TestKdfValues.UuidAes)) { Assert.AreEqual(testEntryValues.AesKeyTransformationRounds, param.GetUInt64(AesKdf.ParamRounds, 0)); } else if (param.KdfUuid.Equals(TestKdfValues.UuidArgon2)) { Assert.AreEqual(testEntryValues.Argon2Iterations, param.GetUInt64(Argon2Kdf.ParamIterations, 0)); Assert.AreEqual(testEntryValues.Argon2Memory, param.GetUInt64(Argon2Kdf.ParamMemory, 0)); Assert.AreEqual(testEntryValues.Argon2Parallelism, param.GetUInt32(Argon2Kdf.ParamParallelism, 0)); } else { Assert.Fail("Kdf is not Aes or Argon2"); } }
private static void TestArgon2() { #if DEBUG Argon2Kdf kdf = new Argon2Kdf(); // ====================================================== // From the official Argon2 1.3 reference code package // (test vector for Argon2d 1.3); also on // https://tools.ietf.org/html/draft-irtf-cfrg-argon2-00 KdfParameters p = kdf.GetDefaultParameters(); kdf.Randomize(p); Debug.Assert(p.GetUInt32(Argon2Kdf.ParamVersion, 0) == 0x13U); byte[] pbMsg = new byte[32]; for (int i = 0; i < pbMsg.Length; ++i) { pbMsg[i] = 1; } p.SetUInt64(Argon2Kdf.ParamMemory, 32 * 1024); p.SetUInt64(Argon2Kdf.ParamIterations, 3); p.SetUInt32(Argon2Kdf.ParamParallelism, 4); byte[] pbSalt = new byte[16]; for (int i = 0; i < pbSalt.Length; ++i) { pbSalt[i] = 2; } p.SetByteArray(Argon2Kdf.ParamSalt, pbSalt); byte[] pbKey = new byte[8]; for (int i = 0; i < pbKey.Length; ++i) { pbKey[i] = 3; } p.SetByteArray(Argon2Kdf.ParamSecretKey, pbKey); byte[] pbAssoc = new byte[12]; for (int i = 0; i < pbAssoc.Length; ++i) { pbAssoc[i] = 4; } p.SetByteArray(Argon2Kdf.ParamAssocData, pbAssoc); byte[] pbExpc = new byte[32] { 0x51, 0x2B, 0x39, 0x1B, 0x6F, 0x11, 0x62, 0x97, 0x53, 0x71, 0xD3, 0x09, 0x19, 0x73, 0x42, 0x94, 0xF8, 0x68, 0xE3, 0xBE, 0x39, 0x84, 0xF3, 0xC1, 0xA1, 0x3A, 0x4D, 0xB9, 0xFA, 0xBE, 0x4A, 0xCB }; byte[] pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-1"); } // ====================================================== // From the official Argon2 1.3 reference code package // (test vector for Argon2d 1.0) p.SetUInt32(Argon2Kdf.ParamVersion, 0x10); pbExpc = new byte[32] { 0x96, 0xA9, 0xD4, 0xE5, 0xA1, 0x73, 0x40, 0x92, 0xC8, 0x5E, 0x29, 0xF4, 0x10, 0xA4, 0x59, 0x14, 0xA5, 0xDD, 0x1F, 0x5C, 0xBF, 0x08, 0xB2, 0x67, 0x0D, 0xA6, 0x8A, 0x02, 0x85, 0xAB, 0xF3, 0x2B }; pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-2"); } // ====================================================== // From the official 'phc-winner-argon2-20151206.zip' // (test vector for Argon2d 1.0) p.SetUInt64(Argon2Kdf.ParamMemory, 16 * 1024); pbExpc = new byte[32] { 0x57, 0xB0, 0x61, 0x3B, 0xFD, 0xD4, 0x13, 0x1A, 0x0C, 0x34, 0x88, 0x34, 0xC6, 0x72, 0x9C, 0x2C, 0x72, 0x29, 0x92, 0x1E, 0x6B, 0xBA, 0x37, 0x66, 0x5D, 0x97, 0x8C, 0x4F, 0xE7, 0x17, 0x5E, 0xD2 }; pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-3"); } #if SELFTEST_ARGON2_LONG // ====================================================== // Computed using the official 'argon2' application // (test vectors for Argon2d 1.3) p = kdf.GetDefaultParameters(); pbMsg = StrUtil.Utf8.GetBytes("ABC1234"); p.SetUInt64(Argon2Kdf.ParamMemory, (1 << 11) * 1024); // 2 MB p.SetUInt64(Argon2Kdf.ParamIterations, 2); p.SetUInt32(Argon2Kdf.ParamParallelism, 2); pbSalt = StrUtil.Utf8.GetBytes("somesalt"); p.SetByteArray(Argon2Kdf.ParamSalt, pbSalt); pbExpc = new byte[32] { 0x29, 0xCB, 0xD3, 0xA1, 0x93, 0x76, 0xF7, 0xA2, 0xFC, 0xDF, 0xB0, 0x68, 0xAC, 0x0B, 0x99, 0xBA, 0x40, 0xAC, 0x09, 0x01, 0x73, 0x42, 0xCE, 0xF1, 0x29, 0xCC, 0xA1, 0x4F, 0xE1, 0xC1, 0xB7, 0xA3 }; pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-4"); } p.SetUInt64(Argon2Kdf.ParamMemory, (1 << 10) * 1024); // 1 MB p.SetUInt64(Argon2Kdf.ParamIterations, 3); pbExpc = new byte[32] { 0x7A, 0xBE, 0x1C, 0x1C, 0x8D, 0x7F, 0xD6, 0xDC, 0x7C, 0x94, 0x06, 0x3E, 0xD8, 0xBC, 0xD8, 0x1C, 0x2F, 0x87, 0x84, 0x99, 0x12, 0x83, 0xFE, 0x76, 0x00, 0x64, 0xC4, 0x58, 0xA4, 0xDA, 0x35, 0x70 }; pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-5"); } #if SELFTEST_ARGON2_LONGER p.SetUInt64(Argon2Kdf.ParamMemory, (1 << 20) * 1024); // 1 GB p.SetUInt64(Argon2Kdf.ParamIterations, 2); p.SetUInt32(Argon2Kdf.ParamParallelism, 3); pbExpc = new byte[32] { 0xE6, 0xE7, 0xCB, 0xF5, 0x5A, 0x06, 0x93, 0x05, 0x32, 0xBA, 0x86, 0xC6, 0x1F, 0x45, 0x17, 0x99, 0x65, 0x41, 0x77, 0xF9, 0x30, 0x55, 0x9A, 0xE8, 0x3D, 0x21, 0x48, 0xC6, 0x2D, 0x0C, 0x49, 0x11 }; pb = kdf.Transform(pbMsg, p); if (!MemUtil.ArraysEqual(pb, pbExpc)) { throw new SecurityException("Argon2-6"); } #endif // SELFTEST_ARGON2_LONGER #endif // SELFTEST_ARGON2_LONG #endif // DEBUG }