 | Unsolved!: The History and Mystery of the World''s Greatest Ciphers from Ancient Egypt to Online Secret Societies 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 NSA's Center for Cryptologic History, and is the author of Secret History: The Story of Cryptology . He lives in York, Pennsylvania. |
