private IEnumerable <byte> Decrypt(byte[] key, byte[] data) { var symmetricKey = new SymmetricKey(DecryptRSA(GetPrivateKey(), key)); if (symmetricKey == null) { return(null); } return(symmetricKey.DecryptData(data)); }
public void TestKey() { Assert.AreEqual("c66c9a3d66dfa2f8b9420b0379fd1b80928d8d74501e12dd5bc453a7a9a748ab", _letmein.HexData); var rawKey = new SymmetricKey(_letmein.KeyData); const string msg = "To infinity!"; var bytes = Encoding.UTF8.GetBytes(msg); var encrypted = _letmein.EncryptData(bytes); var decrypted = _letmein.DecryptData(encrypted); CollectionAssert.AreEqual(bytes, decrypted); decrypted = rawKey.DecryptData(encrypted); CollectionAssert.AreEqual(bytes, decrypted); Assert.Throws <CryptographicException>(() => _letmeout.DecryptData(encrypted)); }