Homework Help Question & Answers

1. Here is some ciphertext that was produced with a Vigenére cipher: LVGPAZRLVZPQUERCTLFVRUMRQHSQDPUJNWGQWZIZOFWGJQDHLZMZPAZRIQRTQRJLBNBTSR QLYWRKBUUYIZRNQWUHKGZHTRVAFLHBGLDMODZKAMBQBPUTQKVWPTWFVVQ00VUHGRAOBPCJ QWTWDHBHIZQFKNVINWNPVWPUTQ0AGBNIFARDVYKAASRZ

1. Here is some ciphertext that was produced with a Vigenére cipher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ssume that encrypting with the key letter A results in no change, B results in an increment by one place in the alphabet, C results in an increment by two places, and so on. What is the key? (Show your work.) 2. Briefly, what is snakeoil cryptography? How does it relate to the exercise above?

1. Here is some ciphertext that was produced with a Vigenére cipher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ssume that encrypting with the key letter A results in no change, B results in an increment by one place in the alphabet, C results in an increment by two places, and so on. What is the key? (Show your work.) 2. Briefly, what is "snakeoil cryptography"? How does it relate to the exercise above?
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1. Here is some ciphertext that was produced with a Vigenére cipher: LVGPAZRLVZPQUERCTLFVRUMRQHSQDPUJNWGQWZIZOFWGJQDHLZMZPAZRIQRTQRJLBNBTSR QLYWRKBUUYIZRNQWUHKGZHTRVAFLHBGLDMODZKAMBQBPUTQKVWPTWFVVQ00VUHGRAOBPCJ QWTWDHBHIZQFKNVINWNPVWPUTQ0AGBNIFARDVYKAASRZ
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