Secret Key Cryptography: Ciphers, from simple to unbreakable

Explore the fascinating and rich world of Secret Key cryptography! This book provides practical methods for encrypting messages, an interesting and entertaining historical perspective, and an incredible collection of ciphers and codes— including 30 unbreakable methods.In Secret Key Cryptography gives you a toolbox of cryptographic techniques and Secret Key methods.

The book’s simple, non-technical language is easy to understand and accessible for any reader, even without the advanced mathematics normally required for cryptography.