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![Digital Fortress by Dan Brown](https://558130.bdp32.group/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBCRUwxTlFFPSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--986a2c2a608f2f23502c5075015feb815373f7dc/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RkhKbGMybDZaVjkwYjE5c2FXMXBkRnNIYVFJc0FXa0M5QUU9IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--038335c90cf75c275ae4d36968ac417dc4a0a3e3/cover.jpg)
384 pages • first pub 1998 (editions) user-added
ISBN/UID: None
Format: Digital
Language: English
Publisher: Transworld Digital
Publication date: 31 May 2011
Description
When the National Security Agency's invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls its head cryptographer, Susan Fletcher, a brilliant and beautiful mathematician. What she uncovers sends shock wave...
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![Digital Fortress by Dan Brown](https://558130.bdp32.group/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBCRUwxTlFFPSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--986a2c2a608f2f23502c5075015feb815373f7dc/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RkhKbGMybDZaVjkwYjE5c2FXMXBkRnNIYVFJc0FXa0M5QUU9IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--038335c90cf75c275ae4d36968ac417dc4a0a3e3/cover.jpg)
384 pages • first pub 1998 (editions) user-added
ISBN/UID: None
Format: Digital
Language: English
Publisher: Transworld Digital
Publication date: 31 May 2011
Description
When the National Security Agency's invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls its head cryptographer, Susan Fletcher, a brilliant and beautiful mathematician. What she uncovers sends shock wave...