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Which two descriptions of AES encryption are true? (Choose two)
Which two descriptions of AES encryption are true? (Choose two)
A . AES is more secure than 3DE
C . AES can use a 168-bit key for encryption.
D . AES can use a 256-bit key for encryption.
E . AES encrypts and decrypts a key three times in sequence.
F . AES is less secure than 3DE
Answer: AC
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Correct Answers:
A . AES is more secure than 3DES
and
D . AES can use a 256-bit key for encryption.
AES uses a block size of 128 with key lengths of 128, 192 and 256. and is considered more secure than 3DES.
In cryptography, key size or key length is the number of bits in a key used by a cryptographic … For instance, Triple DES was designed to have a 168 bit key, but an attack of … This is one of the reasons why AES supports a 256-bit key length.
A & D