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Within Step 2 of Advanced Encryption Standard (AES), Multiple Iterations

Question 38

Multiple Choice

Within Step 2 of Advanced Encryption Standard (AES) , multiple iterations (called rounds) are performed depending upon the key size: 128-bit key performs 9 rounds, a 192-bit key performs 11 rounds, and a 256-bit key uses ____ rounds.


A) 13
B) 15
C) 17
D) 19

Correct Answer:

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