Secret History Cryptology

Chapman and Hall/CRC

Secret History: The Story of Cryptology (Chapman & Hall/CRC Cryptography and Network Security Series) (English Edition)

Revolutionary Secrets: Cryptology in the American Revolution (English Edition)

Lerner Pub Group

Secrets of Steganography                        

Princeton University Press

The Mathematics of Secrets: Cryptography from Caesar Ciphers to Digital Encryption

OUP Oxford

Secret Language: Codes, Tricks, Spies, Thieves, and Symbols

Fourth Estate

The Code Book: The Secret History of Codes and Code-breaking

Answers 2000 Limited

Codes, Ciphers, Steganography & Secret Messages (English Edition)

Lerner Publications ™

Secrets of Navajo Code Talkers (Cryptology (Alternator Books ®)) (English Edition)

Princeton University Press

Unsolved!: The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies (English Edition)

The Da Vinci Enigma: Unraveling Secrets of the Ages (English Edition)