What is the two-block message that you chose

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Reference no: EM131284930

Suppose message a is one block long. Suppose that an attacker has received the MAC I for a using CI3C-MAC under some random key unknown to the attacker. Explain how to forge the MAC for a two-block message of your choice. What is the two-block message that you chose? What is the tag that you chose? Why is your chosen tag a valid tag for your two-block message?

Reference no: EM131284930

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