Hitt, Parker's "Guide to Breaking Military Ciphers" is a source of knowledge on methods of encryption and decryption of classified military information. The authors take a detailed look at the various encryption strategies and techniques used by the military. This book will be useful both to military cryptographers and to a wide range of readers interested in information security and protection. Readers will have the opportunity to learn more about modern approaches to deciphering military ciphers and their application in the modern world.