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

(Paperback)

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A mathematical tour of some of the greatest unsolved ciphers of all time In 1953, a man was found dead from cyanide poisoning near the Philadelphia airport with a picture of a Nazi aircraft in his wallet and an enciphered message taped to his abdomen. In 1912, a book dealer named Wilfrid Voynich came into possession of an illuminated cipher manu

Reviews

The Da Vinci Code has nothing on this exhaustive collection of cryptographs and codesbecause these are real.Discover Magazine
A thoroughly engaging read.Brian Clegg, Popular Science
Unsolved! spans a huge arc of time and space, from Julius Caesars simple substitution cipher to composer Edward Elgars 1897 Dorabella Cipher.Andrew Robinson, Nature
Bauer proves an able and entertaining guide to the world of real-life ciphers, codes, and encryption. . . . Unsolved! is suited to all who enjoy the thrill of the chase.Peter Dabbene, Foreword Reviews
An in-depth guide to historys greatest unsolved conundrums.BBC Focus
I am blown away by this book. I have never read a non-fiction book before that is so thrillingly entertaining.Adhemar Bultheel, European Mathematical Society

Author Bio

Craig P. Bauer is professor of mathematics at York College of Pennsylvania. He is editor in chief of the journal Cryptologia, has served as a scholar in residence at the NSAs Center for Cryptologic History, and is the author of Secret History: The Story of Cryptology.