ISC2 Exam SSCP Topic 3 Question 82 Discussion

Actual exam question for ISC2's SSCP exam

Question #: 82
Topic #: 3

[All SSCP Questions]

How many rounds are used by DES?

A16

B32

C64

D48

Show Suggested Answer

Suggested Answer: A

The greatest danger from BootP or DHCP (Dynamic Host Control Protocol) is from an intruder on the network impersonating a DHCP server and thereby misconfiguring the DHCP clients. Other choices are possible consequences of DHCP impersonation.

Source: STREBE, Matthew and PERKINS, Charles, Firewalls 24seven, Sybex 2000, Chapter 4: Sockets and Services from a Security Viewpoint.

by Mitsue at Feb 08, 2024, 09:57 PM

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Lizbeth

5 days ago

Hmm, I thought DES used 64 rounds. Maybe I'm mixing it up with another algorithm. Better review my notes on block ciphers.

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Giuseppe

6 days ago

I remember learning about DES in my cryptography class. I'm pretty sure the correct answer is 16 rounds, but I'll double-check just to be sure.

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Luis

14 days ago

I'm not sure, but I think DES uses 16 rounds for encryption.

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Kayleigh

22 days ago

I disagree, I believe the correct answer is C) 64 rounds.

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Luis

24 days ago

I think the answer is A) 16 rounds.

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