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Question #1 What size block does AES work on? A . 64B . 128C . 192D . 256 Reveal Solution Hide SolutionCorrect Answer: B B Explanation: https://en.wikipedia.org/wiki/Advanced_Encryption_Standard Rijndael is a family of ciphers with different key and block sizes. For AES, NIST selected three members of the Rijndael family, each with a block...