3. Transposition Ciphers

Chapters in this book

1. Frontmatter i
2. Contents vii
3. Preface xi
4. Acknowledgments xiii
5. 1. Introduction to Ciphers and Substitution 1
6. 2. Polyalphabetic Substitution Ciphers 29
7. 3. Transposition Ciphers 75
8. 4. Ciphers and Computers 109
9. 5. Stream Ciphers 145
10. 6. Ciphers Involving Exponentiation 182
11. 7. Public-Key Ciphers 201
12. 8. Other Public-Key Systems 241
13. 9. The Future of Cryptography 276
14. List of Symbols 303
15. Notes 305
16. Suggestions for Further Reading 345
17. Bibliography 349
18. Index 367