Question: Let the block size be 2 5 6 bits. Let message M = m 1 m 2 consist of 2 blocks m 1 and m

Let the block size be 256 bits. Let message M=m1m2 consist of 2 blocks m1 and m2. Suppose M is the 6th message to be encrypted using CBC with the same key k. What is the size of the ciphertext? Explain your answer.

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