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Exam NSE4-5.4 All Questions

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Exam NSE4-5.4 topic 1 question 209 discussion

Actual exam question from Fortinet's NSE4-5.4
Question #: 209
Topic #: 1
[All NSE4-5.4 Questions]

What is IPsec Perfect Forwarding Secrecy (PFS)?

  • A. A phase-1 setting that allows the use of symmetric encryption.
  • B. A phase-2 setting that allows the recalculation of a new common secret key each time the session key expires.
  • C. A `key-agreement' protocol.
  • D. A `security-association-agreement' protocol.
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Suggested Answer: B 🗳️
by jtrott at Sept. 27, 2023, 11:12 p.m.

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jtrott
1 year, 7 months ago
Selected Answer: C
A - it’s not in phase 1 B - It isn’t a common key, it’s a per session key that is calculated for each individual session C - It is part of the key agreement D - It’s not part of the SA Ref = https://en.wikipedia.org/wiki/Forward_secrecy
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