The novel explores themes of cryptography, computer security, and the impact of technology on society. Brown's writing style is engaging, and he does an excellent job of weaving complex technical concepts into the narrative.
The story centers on Susan Fletcher, the NSA’s brilliant head cryptographer. When the agency’s invincible code-breaking supercomputer, TRANSLTR, encounters a mysterious code it cannot crack, Susan is called in to handle the crisis. dan brown digital fortress epub