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Author : John Laffin
Publisher : HarperCollins Children's Books
ISBN 13 :
Total Pages : 160 pages
Book Rating : 4.81/5 ( download)
Download or read book Codes and Ciphers written by John Laffin and published by HarperCollins Children's Books. This book was released on 1964 with total page 160 pages. Available in PDF, EPUB and Kindle. Book excerpt: An explanation of the development, methods, and use of cryptography throughout history.
Author : Martin Gardner
Publisher : Courier Corporation
ISBN 13 : 9780486247618
Total Pages : 100 pages
Book Rating : 4.19/5 ( download)
Download or read book Codes, Ciphers and Secret Writing written by Martin Gardner and published by Courier Corporation. This book was released on 1984-01-01 with total page 100 pages. Available in PDF, EPUB and Kindle. Book excerpt: Explains various methods used in cryptography and presents examples to help readers in breaking secret codes
Author : Alexander D'Agapeyeff
Publisher : Read Books Ltd
ISBN 13 : 1473350913
Total Pages : 153 pages
Book Rating : 4.15/5 ( download)
Download or read book Codes and Ciphers - A History of Cryptography written by Alexander D'Agapeyeff and published by Read Books Ltd. This book was released on 2016-08-26 with total page 153 pages. Available in PDF, EPUB and Kindle. Book excerpt: This vintage book contains Alexander D’Agapeyeff’s famous 1939 work, Codes and Ciphers - A History of Cryptography. Cryptography is the employment of codes and ciphers to protect secrets, and it has a long and interesting history. This fantastic volume offers a detailed history of cryptography from ancient times to modernity, written by the Russian-born English cryptographer, Alexander D'Agapeyeff. The contents include: - The beginnings of Cryptography - From the Middle Ages Onwards - Signals, Signs, and Secret Languages - Commercial Codes - Military Codes and Ciphers - Types of Codes and Ciphers - Methods of Deciphering Many antiquarian texts such as this, especially those dating back to the 1900s and before, are increasingly hard to come by and expensive, and it is with this in mind that we are republishing this book now in an affordable, modern, high quality edition. It comes complete with a specially commissioned new biography of the author.
Author : R. F. Churchhouse
Publisher : Cambridge University Press
ISBN 13 : 9780521008907
Total Pages : 254 pages
Book Rating : 4.05/5 ( download)
Download or read book Codes and Ciphers written by R. F. Churchhouse and published by Cambridge University Press. This book was released on 2002 with total page 254 pages. Available in PDF, EPUB and Kindle. Book excerpt: Publisher Description
Author : Sean Callery
Publisher : Harper Collins
ISBN 13 : 0061374075
Total Pages : 196 pages
Book Rating : 4.74/5 ( download)
Download or read book Codes and Ciphers written by Sean Callery and published by Harper Collins. This book was released on 2008-01-22 with total page 196 pages. Available in PDF, EPUB and Kindle. Book excerpt: Everything from smoke signals to military encryption devices Codes and Ciphers reveals the development and role of secret communications throughout history and offers practical advice on how to make codes (whether by pencil and paper or by computer) and how to break them! Inside you will find information on: Code-breaking devices Hieroglyphics, Native American smoke signals, flags, and semaphore Braille, Morse code, and computer language Mono- and polyalphabetic letter substitution Computer algorithms
Author : Norma Gleason
Publisher : Courier Corporation
ISBN 13 : 9780486254050
Total Pages : 54 pages
Book Rating : 4.54/5 ( download)
Download or read book Fun with Codes and Ciphers Workbook written by Norma Gleason and published by Courier Corporation. This book was released on 1987-01-01 with total page 54 pages. Available in PDF, EPUB and Kindle. Book excerpt: Decode 68 secret messages—backward ciphers, false word divisions, null ciphers and much more with this fascinating, fun-filled book. Solutions.
Author : John Redden
Publisher : Lulu.com
ISBN 13 : 1387346083
Total Pages : 58 pages
Book Rating : 4.80/5 ( download)
Download or read book Secret Code Book: Substitution Ciphers written by John Redden and published by Lulu.com. This book was released on 2018-03-12 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 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.
Author : Fred B. Wrixon
Publisher : Random House Value Publishing
ISBN 13 :
Total Pages : 280 pages
Book Rating : 4.64/5 ( download)
Download or read book Codes, Ciphers, and Secret Languages written by Fred B. Wrixon and published by Random House Value Publishing. This book was released on 1989 with total page 280 pages. Available in PDF, EPUB and Kindle. Book excerpt: Perfect for word lovers and puzzlers, this comprehensive, illustrated volume includes Indian sign language, Morse code, Jefferson's cipher wheel and more, presented in an informative and historical manner.
Author : Rachael L. Thomas
Publisher :
ISBN 13 : 9781728433646
Total Pages : pages
Book Rating : 4.49/5 ( download)
Download or read book Classic Codes and Ciphers written by Rachael L. Thomas and published by . This book was released on 2022 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: "Cryptology is the art and science of secret communication, and its purpose is to protect precious information and keep people safe. Learn about its building blocks: ciphers, codes, and keys"--
Author : Paul B. Janeczko
Publisher : Candlewick Press
ISBN 13 : 9780763629724
Total Pages : 148 pages
Book Rating : 4.23/5 ( download)
Download or read book Top Secret written by Paul B. Janeczko and published by Candlewick Press. This book was released on 2006-04-11 with total page 148 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.
