Digital Fortress - Book

A novel about a confrontation between the National Security Agency's code-breaking machine and a mysterious code that cannot be deciphered. The agency summoned Susan Fletcher, the head of the encryption department, to investigate. Susan discovered that her agency was held hostage by a complex code that was hindering American intelligence.

Specifications of the Digital Fortress Novel:

Approximate dimensions: 23 × 21 × 0.1 cm