What happens if an attacker attempts to alter the Tag (the MAC) and the ciphertext in transit while using a MAC (message authentication code)? Explain why this attack would always fail since the...

Extracted text: What happens if an attacker attempts to alter the Tag (the MAC) and the ciphertext in transit while using a MAC (message authentication code)? Explain why this attack would always fail since the recipient will be able to identify a changed Tag/ciphertext.