Question: info and security please help messages that are already a multiple of 512 bits? (3 points) 3. Suppose that H(m) is a collision-resistant hash function

info and security please help

messages that are already a multiple of 512 bits? (3 points) 3. Suppose that H(m) is a collision-resistant hash function that maps a message of arbitrary bit length into an na-bit hash value. Is it true that, for all messages x, x' with x x', we have H(x) + H(x')? Explain your answer. (3 points) 4

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