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Which technique can be used to make an encryption scheme more resistant to a known plaintext attack?

Which technique can be used to make an encryption scheme more resistant to a known plaintext attack?

A. Hashing the data before encryption

B. Hashing the data after encryption

C. Compressing the data after encryption

D. Compressing the data before encryption

 

One Comment on “Which technique can be used to make an encryption scheme more resistant to a known plaintext attack?

  1. carlton says:

    Answer should be D

    Compressing plaintext before encryption makes the raw text scrambled. Hashing only produce another fixed-length text which does not change the raw plaintext before encryption.




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