Unsolved!

2017 book by Craig P. Bauer

Unsolved! The History and Mystery of the World’s Greatest Ciphers from Ancient Egypt to Online Secret Societies is a 2017 book by American mathematician and cryptologist Craig P. Bauer. The book explores the history and challenges of various unsolved ciphers, ranging from ancient scripts to modern codes and puzzles. The book also invites readers to try their hand at cracking the ciphers, offering clues and hints along the way. The book received positive reviews from critics and readers, who praised its engaging style, comprehensive coverage, and intriguing content.

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