Behind the Enigma: The Authorized History of Gchq, Britain's Secret Cyber-Intelligence Agency

by John Ferris

Book Overview

For a hundred years GCHQ - Government Communications Headquarters - has been at the forefront of British secret statecraft. Born out of the need to support military operations in the First World War, and fought over ever since, today it is the UK's biggest intelligence, security and cyber agency and a powerful tool of the British state.

Famed primarily for its codebreaking achievements at Bletchley Park against Enigma ciphers in the Second...

• Format: Hardcover
• Language: English
• ISBN: 163557465X
• ISBN13: 9781635574654
• Release Date: October 2020
• Publisher: Bloomsbury Publishing
• Length: 848 Pages
• Weight: 3.20 lbs.
• Dimensions: 2.1" x 6.3" x 9.3"