In CMAC, which scenario is a different key K2 is used instead of K1?

Question

TuteeHUB · Accepted Answer

NA

TuteeHUB · Answer

If the tag is larger than the key length

TuteeHUB · Answer

If the tag is shorter than the key length

TuteeHUB · Answer

In the last step of the algorithm

TuteeHUB · Answer

If the plaintext/message is not an integer multiple of the cipher clock length

1.	In CMAC, which scenario is a different key K2 is used instead of K1?
A.	If the tag is larger than the key length
B.	If the tag is shorter than the key length
C.	In the last step of the algorithm
D.	If the plaintext/message is not an integer multiple of the cipher clock length
Answer» E.

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