Cybersecurity, Cryptography.
encryptor = aes.CreateEncryptor(); byte[] ciphertextBytes = encryptor.TransformFinalBlock(msg, 0, msg.Length); To decrypt, we can then use the TransformFinalBlock() method [here]: var decryptor = aes.CreateDecryptor(); byte[] plain = decryptor.TransformFinalBlock(ciphertextBytes, 0,