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Insecurity of CBC-MAC for variable-length messages: Show, for every n, a collision between two messages of length 1 and n 1. Insecurity of CBC-MAC for

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Insecurity of CBC-MAC for variable-length messages: Show, for every n, a collision between two messages of length 1 and n 1. Insecurity of CBC-MAC for variable-length messages: Show, for every n, a collision between two messages of length 1 and n 1

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