The Man Who Broke Enigmas
Brilliant classical scholar Alfred Dillwyn Knox was recruited by the Admiralty as a codebreaker in 1915 and by the outbreak of the Second World War was a leading cryptographer for the Government Code and Cypher School, breaking the Abwehr Enigma at Bletchley Park in 1941. This biography of the eccentric genius is written by one of 'Dilly's girls' - his codebreaking assistants at Bletchley - and describes his life and work, including detailed explanations of his decryption methods.
A Clear Case of Genius
Room 40's Code-Breaking Pioneer
Admiral Sir Reginald ‘Blinker’ Hall (1870–1943) was the Director of Naval Intelligence throughout the First World War; Room 40 was his Admiralty HQ. In the 1920s, he wrote an autobiography, but it was banned by government order. The parts that have survived, published here with commentary by Philip Vickers, give an absorbing account of Room 40's staff and their top-secret work, including the decryption of the Zimmermann telegram and the interception of Kaisermarine’s cypher system.
Secret Duties of a Signals Interceptor
Working with Bletchley Park, the SDS and the OSS
When serving as a bilingual wireless operator with the Special Defence Force (SDS) in Dover during the Second World War, US national Jenny Nater fell in love with a naval officer. Their love affair ended in tragedy, but their letters, which dominate the narrative in this wartime memoir, describe some of the military operations in which they were involved, including the interception of traffic from German naval vessels to relay back to Bletchley Park.
Operation Lena and Hitler's Plots to Blow Up Britain
During the Second World War, there were numerous German plots to sabotage British infrastructure, many of them using saboteurs and agents provocateurs enlisted from the ranks of the IRA, Welsh and Scottish extremists and foreign nationals. Starting with the IRA’s ‘S-Plan’, Bernard O’Connor gives detailed accounts of the successes and failures of the Nazis’ collaborative operations on the British mainland and describes how MI5 used code-breakers and double agents, notably ZIGZAG, in a widespread counter-sabotage programme.
Spy of the Century
Alfred Redl and the Betrayal of Austro-Hungary
When, in 1907, Alfred Redl became head of the Austro-Hungarian Intelligence Bureau, he also began working as a secret agent for the Russian Imperial Army. This biography, the first in English, examines possible motivations behind Redl’s treachery, which is often blamed for Austria’s defeat in the First World War and the break-up of its empire. Was Redl an evil, reckless man or the tragic victim of Russian blackmail that threatened to expose his homosexuality?
No Cloak, No Dagger
Allied Spycraft in Occupied France
This classic of wartime literature recounts the exploits of the special agents parachuted into occupied France during the Second World War. First published in 1960, when the events were recent memory and participants still alive, the book recreates the atmosphere of the Occupation, offers an insight into the art of espionage, and pays tribute to the men and women who risked torture and death at the hands of the Gestapo.
Fighting Nazi Occupation
British Resistance 1939–1945
In this revealing investigative history, Malcolm Atkin attempts to reconstruct the story of a secret intelligence operation designed to counter a Nazi occupation of Britain during the Second World War. Examining the philosophy behind the multi-layered initiatives for the defence of the realm, he discovers that some of the resistance organizations, including Section VII of the Secret Intelligence Service, planned to resort to the brutal and ‘ungentlemanly’ tactics of guerrilla warfare, including military and economic sabotage and assassination.
At Her Majesty's Secret Service
The Chiefs of Britain's Intelligence Service, MI6
The first 'C' of the British Secret Intelligence Service, Mansfield Smith-Cumming, began by recruiting retired military men who lived abroad. By the time Stewart Menzies took up the position in 1939, operations were greatly expanded; he oversaw the code-breaking at Bletchley Park and also presided over infiltration by the Cambridge spies. This book profiles the 15 men who have held the post, up to 2014, outlining the activities of the department during their tenure.
Hitler's Most Successful Spy
Elyesa Bazna took advantage of his job at the British Embassy in Ankara to sell valuable secrets to the Germans from 1943, for which he was paid large amounts of what later turned out to be counterfeit money. Drawing on MI5, MI6 and CIA files as well as personal accounts, this book tells the story of Agent Cicero from first contact to his retirement, still undetected, in 1944, and post-war revelations about his spying career.
To Complete the Jigsaw
British Military Intelligence in the First World War
Military intelligence has been an essential part of warfare since Sun Tzu wrote The Art of War in the sixth century BCE, but the sheer scale of the First World War saw it assume unprecedented importance. This groundbreaking history tells the story of the officers and NCOs who pioneered British army intelligence and security, paved the way for victory with new techniques such as aerial photography and radio interception, and laid the groundwork for today's service.
The Secret Life of Rudolf Hess
How do you crack the man whose secrets could end the Second World War? This is the question posed by award-winning journalist Stephen McGinty in his riveting analysis of the British interrogation of Rudolf Hess, Deputy Fuhrer to Hitler, following his extraordinary capture in 1941. Using original reports, diaries, letters and memos, this psychological study tracks the game of cat-and-mouse played out between the imprisoned Hess and British intelligence officers armed with the latest Freudian techniques.