Alice used a transposition cipher to encrypt her messages to Bob. For added security, she encrypted the
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Alice used a transposition cipher to encrypt her messages to Bob. For added security, she encrypted the transposition cipher key using a substitution cipher, and kept the encrypted cipher in her computer. Trudy managed to get hold of the encrypted transposition cipher key. Can Trudy decipher Alice’s messages to Bob? Why or why not?
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By getting hold of the encrypted key Trudy now kno...View the full answer
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