AES復号

AES復号

using (SymmetricAlgorithm cspAlgorithm = new AesManaged())
{
    cspAlgorithm.Key = keyBytes
    cspAlgorithm.IV = ivBytes
 
    using (ICryptoTransform encryptor = cspAlgorithm.CreateDecryptor())
    {
        byte[] source = Convert.FromBase64String(Base64変換された暗号化された文章);
        byte[] decrypted = encryptor.TransformFinalBlock(source, 0, source.Length);
 
        復号された文章=  Encoding.UTF8.GetString(decrypted);
    }
 
}