Virtual Labs

What is the first step in the DES decryption process?

a: Round function application Explanation

Explanation

b: Final permutation Explanation

Explanation

c: Inverse initial permutation Explanation

Explanation

d: Key generation Explanation

Explanation

Which keys are used first in the process of DES decryption?

a: The first round keys Explanation

Explanation

b: The last round keys Explanation

Explanation

c: All keys at once Explanation

Explanation

d: No keys are used Explanation

Explanation

Experiment 3 - DES Decryption