Digital Fortress: A Thriller Novel by Dan Brown - Cybersecurity & Espionage Suspense Book for Adults | Perfect for Mystery Lovers & Tech Enthusiasts" 使用场景: Great for beach reading, book clubs, or as a gift for fans of techno-thrillers and conspiracy theories.

A masterful thriller by the author of the #1 New York Times bestseller The Da Vinci CodeWhen the NSA’s invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls 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.