Chapter 8 - 8.3 - Encryption - Practice Problems - Page 412: 1

\begin{array}{l}{\text { Because there are } 26 \text { letters in the alphabet, a shift of } s=26 \text { encrypts }} \\ {\text { each character as itself, so you should not trust the messenger. }}\end{array}

\begin{array}{l}{\text { Because there are } 26 \text { letters in the alphabet, a shift of } s=26 \text { encrypts }} \\ {\text { each character as itself, so you should not trust the messenger. }}\end{array}