Codes, Ciphers and Other Cryptic and Clandestine Communication: Making & Breaking Secret Messages fr

Codes Ciphers Other Cryptic Clandestine Communication chronicles the world of secret communication from hieroglyphics to the Internet. The making and breaking of codes through history has won or lost wars, exposed political intrigue, disguised secret religions and secured financial transactions. It is a fascinating world of technological advances, cloak and dagger maneuvers and war espionage.

Whether browsing through or reading cover to cover, you'll learn the amazing achievements of cryptology from the Rosicrucian's and Mason's secret transmissions to the Ultra operation which broke the German code and helped win World War II to computer codes that protect ATM's and the Internet today.

Progressing methodically through the development of each coding method, concise, and engaging profiles describe the structural basis of each system and the thrilling stories that surround it. Biographies identify the significant code developers and breakers. Illustrations of letter and number patterns recreate the code makers' procedures, and sketches of coding machines show the actual devises used in the field.

Every type of coded communication is covered from transpositions, substitutions and polygraphic ciphers to signals, stenography and ancient symbols. In special chapters, code and cipher breaking hints and puzzles explain how to make your own secret messages and how to break other people's. Anyone can become an amateur cryptologist!