CompTIA Security+ Question B-86

Connections using point-to-point protocol authenticate using which of the following? (Select TWO).

A. RIPEMD
B. PAP
C. CHAP
D. RC4
E. Kerberos

Answer: B,C

Explanation:
B: A password authentication protocol (PAP) is an authentication protocol that uses a password. PAP is used by Point to Point Protocol to validate users before allowing them access to server resources.

C: CHAP is an authentication scheme used by Point to Point Protocol (PPP) servers to validate the identity of remote clients. CHAP periodically verifies the identity of the client by using a three-way handshake.