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Thorough, systematic introduction to serious cryptography, especially strong in modern forms of cipher solution used by experts. Nihilist, grille, U. S. Army, key-phrase, multiple-alphabet, Gronsfeld, Porta, Beaufort, periodic ciphers, and more. Simple and advanced methods. 166 specimens to solve - with solutions.
- Format: Pocket/Paperback
- ISBN: 9780486200972
- Språk: Engelska
- Utgivningsdatum: 2000-02-01
- Förlag: Dover Publications Inc.