Question: 9) Given the following scheme for polyalphabetic encryption: (10 Points) plain text: a bcdef ghijk lmnopqrstuvw xy z M1: M2: M3: M4: Sequence: M1, M3,

9) Given the following scheme for polyalphabetic encryption: (10 Points) plain

9) Given the following scheme for polyalphabetic encryption: (10 Points) plain text: a bcdef ghijk lmnopqrstuvw xy z M1: M2: M3: M4: Sequence: M1, M3, M4, M3, M2; (repeat) zxcvbnmasdfghjk1qwertyu?op qwertyu?opasdfghjk!zxcvbnm Encrypt the following messages: Jack and Jill went up the hill

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