Question: 1. Consider the following encryption scheme where M = {0, 1,-. . ,9} = C: K = {0, 1, , 11) and: Gen produces a

1. Consider the following encryption scheme where M = {0, 1,-.

1. Consider the following encryption scheme where M = {0, 1,-. . ,9} = C: K = {0, 1, , 11) and: Gen produces a uniformly random key in K. Enck(m) = m + k (mod) 10 Deck(c) = c-k (mod) 10

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