IPsec defines two protocols: _______ and ________

A. Ah; SSL
B. Pgp; esp

C. Ah; esp

D. Pgp; SSL

Explanation: AH ensures that there is no retransmission of data from an unauthorized source, and protects against data tampering. ESP provides with content protection and ensures that there is integrity and confidentiality for the message.

Occurrence: 0, System Administrator 2026