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Which mode of DES is the weakest?

Which mode of DES is the weakest?

PrepAway - Latest Free Exam Questions & Answers

A.
CFB

B.
OFB

C.
ECB

D.
CDC

Explanation:
Answer C is correct; ECB is Electronic Code Book, the simplest form of DES. It uses no initialization vector or chaining.

Incorrect Answers and Explanations: A, B, and D: Answers A, B, and D are incorrect. Cipher Feedback, Output Feedback, and Cipher Block Chaining all use initialization vectors and chaining or feedback.

One Comment on “Which mode of DES is the weakest?

  1. Joe says:

    ECB is Electronic Code Book, the simplest form of DES

    Cipher Feedback, Output Feedback, and Cipher Block Chaining all use initialization vectors and chaining or feedback.




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