public byte[] EncryptStringToBytes_Aes(string plainText, byte[] key, byte[] initVector)
{
var provider = _symmetricKeyAlgorithmProviderFactory.OpenAlgorithm(SymmetricAlgorithm.AesCbcPkcs7);
var internalKey = provider.CreateSymmetricKey(key);
byte[] iv = initVector; // this is optional, but must be the same for both encrypting and decrypting
byte[] cipherText = _cryptographicEngine.Encrypt(internalKey, Encoding.UTF8.GetBytes(plainText), iv);
return(cipherText);
}
/// <summary>Returns a crypto key management for a specified algorithm.</summary>
/// <param name="factory">The factory.</param>
/// <param name="algorithm">The algorithm.</param>
/// <returns>An instance of <see cref="ISymmetricKeyAlgorithmProvider"/>.</returns>
public static ISymmetricKeyAlgorithmProvider OpenAlgorithm(this ISymmetricKeyAlgorithmProviderFactory factory, SymmetricAlgorithm algorithm)
{
Requires.NotNull(factory, nameof(factory));
return(factory.OpenAlgorithm(algorithm.GetName(), algorithm.GetMode(), algorithm.GetPadding()));
}
