In IPsec, authentication is accomplished by the ____ protocol.
A) Encapsulating Security Payload (ESP)
B) ISAKMP/Oakley
C) Authentication Header (AH)
D) L2TP

Question

Quizplus · Accepted Answer

Authentication Header (AH) protocol provides data integrity, data origin authentication, and anti-replay protection for IP packets. It verifies that the data sent has not been tampered with and that it comes from the expected sender.

In IPsec, Authentication Is Accomplished by the ____ Protocol