/// <summary>
/// Decrypts the specified data using a 128-bit cipher. The key can be any length.
/// </summary>
/// <param name="Data">The data to be decrypted.</param>
/// <param name="Key">The key used to decrypt the data.</param>
/// <returns>A string containing the decoded data.</returns>
public static byte[] Decrypt128Byte(byte[] Data, byte[] Key)
{
RijndaelManaged AES = null;
var MS = new MemoryStream(Data);
CryptoStream CS = null;
StreamReader DS = null;
try
{
//Get the IV and length corrected Key.
KeyData KeyData = GenerateKeyIV128(Key);
//Create the AES crytpograhy object.
AES = new RijndaelManaged { BlockSize = 128, KeySize = 128, Key = KeyData.Key, IV = KeyData.IV, Mode = CipherMode.CBC, Padding = PaddingMode.PKCS7 };
CS = new CryptoStream(MS, AES.CreateDecryptor(), CryptoStreamMode.Read);
DS = new StreamReader(CS);
var D = new byte[CS.Length];
CS.Read(D, 0, (int)CS.Length - 1);
return D;
}
finally
{
if (AES != null) AES.Clear();
MS.Dispose();
if (CS != null) CS.Dispose();
if (DS != null) DS.Dispose();
}
}
