The Puzzle Palace

The Shadow Factory: The Ultra-Secret NSA from 9/11 to the Eavesdropping on America

Body of Secrets: Anatomy of the Ultra-Secret National Security Agency

The Hut Six Story: Breaking the Enigma Codes

Body of Secrets: Anatomy of the Ultra-Secret National Security Agency

The Shadow Factory: The NSA from 9/11 to the Eavesdropping on America

No Place to Hide: Edward Snowden, the NSA, and the U.S. Surveillance State

The Wizards Of Langley: Inside The CIA's Directorate Of Science And Technology

Legacy of Ashes: The History of the CIA

Countdown to Zero Day: Stuxnet and the Launch of the World's First Digital Weapon

Dark Territory: The Secret History of Cyber War