A Secret Code

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Secret Code Book: Substitution Ciphers

Secret Code Book: Substitution Ciphers
Author :
Publisher : Lulu.com
Total Pages : 58
Release :
ISBN-10 : 9781387346080
ISBN-13 : 1387346083
Rating : 4/5 (083 Downloads)

Book Synopsis Secret Code Book: Substitution Ciphers by : John Redden

Download or read book Secret Code Book: Substitution Ciphers written by John Redden and published by Lulu.com. This book was released on 2017-09-02 with total page 58 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Secret Code Book is a short introduction to substitution ciphers. The chapters ease young readers into the concept of rotation ciphers and work their way up to the Vigenère cipher. Along the way, readers will also learn about geometric approaches to secret codes such as the Pigpen cipher. As a bonus, there is a brief description of frequency analysis and how it is used to crack secret codes. frper gpbqr obbx In addition, this book actively challenges readers with practice missions where answers are listed in the back. Also, there is a cut-out rotation template that is provided to make your very own cipher disk! After reading this book, you will have all the basic tools needed to create secret messages.


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