Suppose that when a string of English text is encrypted using a shift cipher f (p) =

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Suppose that when a string of English text is encrypted using a shift cipher f (p) = (p + k) mod 26, the resulting ciphertext is DY CVOOZ ZOBMRKXMO DY NBOKW. What was the original plaintext string?

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 02, 2016 12:26 PM

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Suppose that when a string of English text is encrypted using a shift cipher f (p) =

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Discrete Mathematics and Its Applications

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