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Codebreaker's Handbook, Paperback by Brennan, Herbie, Like New Used, Free shi...
$ 16.94
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Codebreaker's Handbook, Paperback by Brennan, Herbie, ISBN 057122461X, ISBN-13 9780571224616, Like New Used, Free shipping in the USServes as a guide for a cryptographer and code-buster. This work includes: codebreaking methods, examples and tests; how to develop complex ciphers; tools for encrypting messages, from invisible ink to computer pixels; and, a history of how codes and ciphers have developed, taking in the ancient Greeks, the Kama Sutra,and computer ciphers.