A brilliant female codebreaker. An ‘unbreakable’ Japanese naval code. A pilot on a top-secret mission that could change the course of WWII. The Codebreaker�

The award-winning New York Times bestseller about the American women who secretly served as codebreakers during World War II--a "prodigiously researched and eng

A compelling story about tenacity and friendship, inspired by the real codebreaking women of Australia's top-secret Central Bureau in WWII. For readers who love

In Code Warriors, Stephen Budiansky--a longtime expert in cryptology--tells the fascinating story of how NSA came to be, from its roots in World War II through