the final round of both encryption and decryption of the AES structure consists of __________ stages.
A) one
B) two
C) three
D) four
Correct Answer:
Verified
Q17: the ordering of bytes within a matrix
Q18: In the Advanced Encryption Standard the decryption
Q19: the transformations AddRoundKey and InvMixColumn alter the
sequence
Q20: the S-box is designed to be resistant
Q21: the _ is when a small change
Q23: the cipher consists of N rounds, where
Q24: the AES key expansion algorithm takes as
Q25: In the AddRoundKey transformation the 128 bits
Q26: the encryption round has the structure:
A)ShiftRows, MixColumns,
Q27: the _ is a block cipher intended
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