Question

AES has _______________different configurations

(A) two

(B) three

(C) four

(D) five​

Answer 1

Answer:

AES includes three block ciphers: AES-128, AES-192 and AES-256. AES-128 uses a 128-bit key length to encrypt and decrypt a block of messages, while AES-192 uses a 192-bit key length and AES-256 a 256-bit key length to encrypt and decrypt messages.