| Description |
1 online resource |
| Bibliography |
Includes bibliographical references and index. |
| Contents |
Preface -- How can I break an encrypted message? And other introductory questions -- The Caesar cipher -- Simple substitution ciphers -- Simple substitution ciphers without spaces between words: Patristocrats -- Simple substitution ciphers in non-English languages -- Homophonic ciphers -- Codes and nomenclators -- Polyalphabetic ciphers -- Complete columnar transposition ciphers -- Incomplete columnar transposition ciphers -- Turning grille transposition ciphers -- Turning grille transposition ciphers -- Abbreviation ciphers -- Dictionary codes and book ciphers -- Additional encryption methods -- Solving ciphers with hill climbing -- What next? -- Appendix A: Kryptos -- Appendix B: Useful language statistics -- Appendix C: Glossary -- Appendix D: Morse Code Table -- Appendix E: Figure sources -- Appendix F: References -- Index. |
| Summary |
"Teaches how to break encrypted texts, whether by hand or using free computer tools. Covers specific cryptographic techniques and includes real-life examples of encrypted text, from modern postcards to nineteenth-century newspaper ads, telegrams, notes smuggled into prisons, and entire encrypted books"-- Provided by publisher. |
| Subject |
Cryptography.
|
|
Ciphers.
|
|
Cryptographie. |
|
Chiffres (Cryptographie) |
|
ciphers (codes) |
|
Ciphers |
|
Cryptography |
| Added Author |
Schmeh, Klaus, author.
|
| Other Form: |
Print version: Dunin, Elonka. Codebreaking San Francisco, CA : No Starch Press, [2023] 9781718502727 (DLC) 2023002094 |
| ISBN |
9781718502734 (ebook) |
|
1718502737 |
|
(paperback) |
|
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