public CipherTextDecryptionResult Decrypt(AsymmetricDecryptionArguments arguments)
{
var decryptionResult = new CipherTextDecryptionResult();
try
{
var cipher = new RSACryptoServiceProvider();
cipher.FromXmlString(arguments.FullAsymmetricKey.ToString());
byte[] original = cipher.Decrypt(Convert.FromBase64String(arguments.CipherText), false);
decryptionResult.DecodedText = Encoding.UTF8.GetString(original);
decryptionResult.Success = true;
}
catch (Exception ex)
{
decryptionResult.ExceptionMessage = ex.Message;
}
return decryptionResult;
}
public CipherTextDecryptionResult Decrypt(AsymmetricDecryptionArguments arguments)
{
var decryptionResult = new CipherTextDecryptionResult();
try
{
var cipher = new RSACryptoServiceProvider();
cipher.FromXmlString(arguments.FullAsymmetricKey.ToString());
byte[] original = cipher.Decrypt(Convert.FromBase64String(arguments.CipherText), false);
decryptionResult.DecodedText = Encoding.UTF8.GetString(original);
decryptionResult.Success = true;
}
catch (Exception ex)
{
decryptionResult.ExceptionMessage = ex.Message;
}
return(decryptionResult);
}
public void RsaAsymmetricCryptographyServiceEncryptDecryptTest()
{
var asymmetricSevice = new RsaAsymmetricCryptographyService();
var keyPairGenerationResult = asymmetricSevice.GenerateAsymmetricKeys(1024);
Assert.AreEqual(true, keyPairGenerationResult.Success);
var encryptionArgs = new AsymmetricEncryptionArguments
{
PlainText = "Text to be encrypted",
PublicKeyForEncryption = keyPairGenerationResult.PublicKeyOnlyXml
};
var encryptionResult = asymmetricSevice.Encrypt(encryptionArgs);
Assert.AreEqual(true, encryptionResult.Success);
var decryptionArguments = new AsymmetricDecryptionArguments()
{
CipherText = encryptionResult.CipherText,
FullAsymmetricKey = keyPairGenerationResult.FullKeyPairXml
};
var decryptionResult = asymmetricSevice.Decrypt(decryptionArguments);
Assert.AreEqual(true, decryptionResult.Success);
}
