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Exam SSCP topic 1 question 100 discussion

Actual exam question from ISC's SSCP
Question #: 100
Topic #: 1
[All SSCP Questions]

Which of the following protects a password from eavesdroppers and supports the encryption of communication?

  • A. Challenge Handshake Authentication Protocol (CHAP)
  • B. Challenge Handshake Identification Protocol (CHIP)
  • C. Challenge Handshake Encryption Protocol (CHEP)
  • D. Challenge Handshake Substitution Protocol (CHSP) A
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Suggested Answer: Explanation 🗳️
CHAP: A protocol that uses a three way hanbdshake The server sends the client a challenge which includes a random value(a nonce) to thwart replay attacks.
The client responds with the MD5 hash of the nonce and the password.
The authentication is successful if the client's response is the one that the server expected.
Reference: Page 450, OIG 2007.
CHAP protects the password from eavesdroppers and supports the encryption of communication.
Reference: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, 2001, John Wiley & Sons, Page
44.
by e098e9c at March 28, 2024, 2:26 p.m.

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e098e9c
8 months ago
Selected Answer: A
CHAP - A. The others aren't real terms
upvoted 1 times
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