Which of the following statements about public key encryption is not true?
A)Public key encryption uses two mathematically related digital keys.
B)Public key encryption ensures authentication of the sender.
C)Public key encryption does not ensure message integrity.
D)Public key encryption is based on the idea of irreversible mathematical functions.

Question

Quizplus · Accepted Answer

Public key encryption does provide confidentiality and integrity of the messages, but it does not guarantee authentication of the sender. That is achieved through digital signatures, which use the same mathematical principles as public key encryption but serve a different purpose.

Which of the Following Statements About Public Key Encryption Is