Certified Ethical Hacker (CEH v11) — Question 250

Which protocol is used for setting up secure channels between two devices, typically in VPNs?

Answer options

• A. PEM
• B. ppp
• C. IPSEC
• D. SET

Correct answer: C

Explanation

IPSEC is specifically designed to create secure communication channels over IP networks, making it ideal for VPNs. The other options, such as PEM and SET, serve different purposes related to encryption and payment transactions, respectively, while PPP is primarily used for point-to-point connections without inherent encryption.