Secret Code Book Substitution Ciphers
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Secret Code Book Substitution Ciphers
Author | : John Redden |
Publsiher | : Lulu.com |
Total Pages | : 58 |
Release | : 2018-03-12 |
Genre | : Education |
ISBN | : 9781387346080 |
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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 Vigen re 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.
Codes Ciphers and Secret Writing
Author | : Martin Gardner |
Publsiher | : Courier Corporation |
Total Pages | : 100 |
Release | : 1984-01-01 |
Genre | : Juvenile Nonfiction |
ISBN | : 0486247619 |
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Explains various methods used in cryptography and presents examples to help readers in breaking secret codes
The Secret Code Book
Author | : Helen Huckle |
Publsiher | : Dial Books for Young Readers |
Total Pages | : 57 |
Release | : 1995 |
Genre | : Juvenile Nonfiction |
ISBN | : 0803717253 |
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Presents a variety of codes and ciphers and includes messages to encode and decode
Secret Codes Ciphers
Author | : Anonim |
Publsiher | : Unknown |
Total Pages | : 100 |
Release | : 1982 |
Genre | : Ciphers |
ISBN | : STANFORD:36105082757811 |
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Top Secret
Author | : Paul B. Janeczko |
Publsiher | : Candlewick Press |
Total Pages | : 148 |
Release | : 2006-04-11 |
Genre | : Juvenile Nonfiction |
ISBN | : 0763629723 |
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Presents history, trivia, and code-breaking tales in a guide book to the world of secret writing that includes examples of a variety of codes and ciphers.
Secret and Urgent
Author | : Fletcher Pratt |
Publsiher | : Unknown |
Total Pages | : 0 |
Release | : 1939 |
Genre | : Ciphers |
ISBN | : 0894122614 |
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The Code Book The Secrets Behind Codebreaking
Author | : Simon Singh |
Publsiher | : Delacorte Press |
Total Pages | : 272 |
Release | : 2002-05-14 |
Genre | : Young Adult Nonfiction |
ISBN | : 9780375890123 |
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"As gripping as a good thriller." --The Washington Post Unpack the science of secrecy and discover the methods behind cryptography--the encoding and decoding of information--in this clear and easy-to-understand young adult adaptation of the national bestseller that's perfect for this age of WikiLeaks, the Sony hack, and other events that reveal the extent to which our technology is never quite as secure as we want to believe. Coders and codebreakers alike will be fascinated by history's most mesmerizing stories of intrigue and cunning--from Julius Caesar and his Caeser cipher to the Allies' use of the Enigma machine to decode German messages during World War II. Accessible, compelling, and timely, The Code Book is sure to make readers see the past--and the future--in a whole new way. "Singh's power of explaining complex ideas is as dazzling as ever." --The Guardian
The Cryptoclub
Author | : Janet Beissinger,Vera Pless |
Publsiher | : CRC Press |
Total Pages | : 213 |
Release | : 2018-10-08 |
Genre | : Mathematics |
ISBN | : 9781498747769 |
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Join the Cryptokids as they apply basic mathematics to make and break secret codes. This book has many hands-on activities that have been tested in both classrooms and informal settings. Classic coding methods are discussed, such as Caesar, substitution, Vigenère, and multiplicative ciphers as well as the modern RSA. Math topics covered include: - Addition and Subtraction with, negative numbers, decimals, and percentages - Factorization - Modular Arithmetic - Exponentiation - Prime Numbers - Frequency Analysis. The accompanying workbook, The Cryptoclub Workbook: Using Mathematics to Make and Break Secret Codes provides students with problems related to each section to help them master the concepts introduced throughout the book. A PDF version of the workbook is available at no charge on the download tab, a printed workbook is available for $19.95 (K00701). The teacher manual can be requested from the publisher by contacting the Academic Sales Manager, Susie Carlisle