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Exam 312-50v12 All Questions

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Exam 312-50v12 topic 1 question 262 discussion

Actual exam question from ECCouncil's 312-50v12
Question #: 262
Topic #: 1
[All 312-50v12 Questions]

Tony wants to integrate a 128-bit symmetric block cipher with key sizes of 128, 192, or 256 bits into a software program, which involves 32 rounds of computational operations that include substitution and permutation operations on four 32-bit word blocks using 8-variable S-boxes with 4-bit entry and 4-bit exit.

Which of the following algorithms includes all the above features and can be integrated by Tony into the software program?

  • A. CAST-128
  • B. RC5
  • C. TEA
  • D. Serpent
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Suggested Answer: D 🗳️

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kenjeshry
1 month ago
Selected Answer: D
CEH p3331 Serpent uses a 128-bit symmetric block cipher with 128-, 192-, or 256-bit key sizes It involves 32 operating rounds on four 32-bit word blocks using 8 variable S-boxes with 4-bit entry and 4-bit exit; each S-box parallelly works 32 times
upvoted 1 times
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insaniunt
7 months, 3 weeks ago
Selected Answer: D
D. Serpent Serpent is a symmetric key block cipher that meets the specified criteria and is suitable for integration into the software program described by Tony.
upvoted 3 times
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nosavotor
7 months, 3 weeks ago
Im unsure about this ethical hacking strategy
upvoted 1 times
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