Certified Ethical Hacker CEH · Free Practice Question Easy
Question 12
IPSec operates at which layer of OSI Model?
- A A. Physical layer (1st layer)
- B B. Data link layer (2nd layer)
- C C. Network layer (3rd layer)
- D D. Transport layer (4th layer)
Reveal correct answer
Correct answer: C
Explanation
Correct Answer: C. network layer (3rd layer) Explanation: IPsec operates at the network layer (Layer 3) of the OSI model. It provides security services such as confidentiality, integrity, and authenticity for IP packets, which are the basic units of communication at this layer.Discussion
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