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Which two key and block sizes are valid for AES? (Choose two)

A.

64-bit block size, 112-bit key length

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A.

64-bit block size, 112-bit key length

B.

64-bit block size, 168-bit key length

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B.

64-bit block size, 168-bit key length

C.

128-bit block size, 192-bit key length

Answers
C.

128-bit block size, 192-bit key length

D.

128-bit block size, 256-bit key length

Answers
D.

128-bit block size, 256-bit key length

E.

192-bit block size, 256-bit key length

Answers
E.

192-bit block size, 256-bit key length

Suggested answer: C, D

Explanation:

The AES encryption algorithm encrypts and decrypts data in blocks of 128 bits (block size). It can do this using 128-bit, 192-bit, or 256-bit keys

asked 10/10/2024
Loyiso Gawula
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