Cisco 200-105 Exam
Which protocol is an open standard protocol framework that is commonly used in VPNs, to provide secure end-to-end communications?
- A. RSA
- B. L2TP
- C. IPsec
- D. PPTP
Answer: Option C.
Explanation:
Internet Protocol Security (IPsec) is a technology protocol suite for securing Internet Protocol (IP) communications by authenticating and/or encrypting each IP packet of a communication session. IPsec also includes protocols for establishing mutual authentication between agents at the beginning of the session and negotiation of cryptographic keys to be used during the session.