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THIS IS AN EBOOK (ELECTRONIC BOOK)
An eBook is an electronic version of a traditional print book that can be read by using a personal computer or by using an eBook reader. It is NOT a physical bound book!!!
It is in the form of a .PDF file which can be opened using Adobe Acrobat Reader
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Payment: Must be made within 72 hours of purchase
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When the National Security Agency's invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls in its head cryptographer, Susan Fletcher, a brilliant, beautiful mathematician. What she uncovers sends shock waves through the corridors of power. The NSA is being held hostage - not by guns or bombs, but by a code so complex that if released would cripple U.S. intelligence. Caught in an accelerating tempest of secrecy and lies, Fletcher battles to save the agency she believes in. Betrayed on all sides, she finds herself fighting not only for her country but for her life, and in the end, for the life of the man she loves...