Certified Ethical Hacker (CEH v11) — Question 3

Internet Protocol Security IPsec is actually a suite pf protocols. Each protocol within the suite provides different functionality. Collective IPsec does everything except.

Answer options

• A. Protect the payload and the headers
• B. Encrypt
• C. Work at the Data Link Layer
• D. Authenticate

Correct answer: C

Explanation

The correct answer is C because IPsec operates at the Network Layer, not the Data Link Layer. Options A, B, and D are incorrect as IPsec does provide protection for payloads and headers, encryption capabilities, and authentication services.