Cryptography: Or How To Write In Cipher (1870) - Hardcover

Codes and Ciphers - A History of Cryptography - Paperback

Secret Writing: An Introduction to Cryptograms, Ciphers and Codes - Paperback

Codes and Ciphers: Julius Caesar, the Enigma, and the Internet - Paperback

Cipher Secrets Cryptogram Puzzles: Cryptogram Quests - Paperback

Codes and Ciphers - A History of Cryptography - Hardcover

The Final Cipher - Paperback

Cryptography And Computer Science: Design Manual For Algorithms, Codes And Ciphers - Paperback

The Mountain Mother Cipher - Paperback

American Cipher: Bowe Bergdahl and the U.S. Tragedy in Afghanistan - Paperback

Security of Block Ciphers: From Algorithm Design to Hardware Implementation - Hardcover

Riddle of the Jeweled Cipher - Paperback

The Crimson Cipher - Paperback

Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them? - Paperback

Classical Encryption: Classical Ciphers - Paperback

The Carpet Cipher: A Phoebe McCabe Mystery Thriller - Paperback

The Cleopatra Cipher: An Archaeological Thriller - Paperback

Codes and Ciphers of the Civil War - Paperback

The Voynich Manuscript: The Cipher and The Compendium - Hardcover

Manual for the Solution of Military Ciphers - Paperback

Codes, Ciphers and Spies: Tales of Military Intelligence in World War I - Paperback

Understanding Cryptography: From Established Symmetric and Asymmetric Ciphers to Post-Quantum Algorithms - Hardcover

Darwin's Cipher - Paperback