Summary and Info
When the NSA's invincible code-breaking machine - encounters a mysterious code it cannot break, the agency calls in its head cryptographer, Susan Fletcher, a brilliant and 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 ingeniously complex that if released it will cripple U.S. intelligence.
More About the Author
Daniel Gerhard "Dan" Brown (born June 22, 1964) is an American author of thriller fiction who is best known for the 2003 bestselling novel The Da Vinci Code.
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