Codes Ciphers Secrets And Cryptic Communication

Making and breaking secret messages from hieroglyphs to the Internet.

"Learn the fascinating world of codes--from deciphering ancient hieroglyphics to ciher machines used in the world wars to computer cryptology for encoding financial transactions"--Jacket.

Perfect for word lovers and puzzlers, this comprehensive, illustrated volume includes Indian sign language, Morse code, Jefferson's cipher wheel and more, presented in an informative and historical manner.

Tells the stories of ninety-five situations in which code and hidden messages have been used throughout history.

An alphabetical exploration of the world of codes and ciphers and significant individuals involved in that field.

Codebreakerreveals the complexity and near unparalleled ingenuity of the codemakers' craft. From the simplest beginnings to the remarkable, recent advances in quantum cryptography, codes and ciphers have challenged and intrigued people for millennia. In this book, you will find the principles behind many different code systems, find out why they have affected history, and have the opportunity to solve several codes for yourself. Includes: Detailed description of simple substitution codes, transpositions and frequency analysis Polyalphabetic substitution and secret scripts Homophonics, the Enigma Code, and the Purple Cipher Keypad ciphers and pager codes Quantum cryptography and the world's greatest unbreakable codes.