"A sweeping history of the NSA and its codebreaking achievements from World War II through the Cold War shares insights into the challenges faced by cryptanalysts and their role in some of the most complicated events of the twentieth century,"--NoveList.

The Russian Problem -- Unbreakable Codes -- Learning to Lie -- Digital Dawn -- Shooting Wars -- "An Old Mule Skinner" -- Brains Versus Bugs -- Days of Crisis -- Reinventing the Wheel -- Brute Force and Legerdemain.