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First published in Great Britain by William Collins in 2016
Copyright © Richard J. Aldrich and Rory Cormac 2016, 2017
Richard J. Aldrich and Rory Cormac assert the moral right to be identified as the authors of this work
A catalogue record for this book is available from the British Library
Cover photograph © Dan Kitwood/Getty Images (door)
Cover design by Kate Gaughran
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Source ISBN: 9780007555475
Ebook Edition © April 2016 ISBN: 9780007555451
Version: 2017-03-29
‘C’ – Chief of the British Secret Intelligence Service (SIS)
CCC – Churchill College Cambridge
CIA – Central Intelligence Agency [American]
CIGS – Chief of the Imperial General Staff
CND – Campaign for Nuclear Disarmament
Comint – Communications intelligence
Comsec – Communications security
COS – Chiefs of Staff
CPGB – Communist Party of Great Britain
CSC – Counter Subversion Committee
CX – Prefix for a report originating with SIS
DCI – Director of Central Intelligence, the head of the CIA
DIS – Defence Intelligence Staff
DMI – Director of Military Intelligence
DNI – Director of Naval Intelligence
D-Notice – Defence Notice to the media covering security issues
DOPC – Defence and Overseas Policy Committee
Elint – Electronic intelligence
FBI – Federal Bureau of Investigation [American]
FCO – Foreign and Commonwealth Office
GC&CS – Government Code and Cypher School
GCHQ – Government Communications Headquarters
GOC – General Officer Commanding
GRU – Soviet Military Intelligence
IRD – Information Research Department of the Foreign Office
ISC – Intelligence and Security Committee
ISI – Inter-Services Intelligence [Pakistan]
ISP – Internet Service Provider
JAC – Joint Action Committee
JIC – Joint Intelligence Committee
JTAC – Joint Terrorism Analysis Centre
LHCMA – Liddell Hart Centre for Military Archives
MI5 – Security service
MI6 – Secret Intelligence Service (also SIS)
MIT – Turkish Intelligence Service
MoD – Ministry of Defence
NATO – North Atlantic Treaty Organisation
NSA – National Security Agency [American]
NSC – National Security Council [American]
NUM – National Union of Mineworkers
OSS – Office of Strategic Services [American]
PKI – Indonesian Communist Party
PLO – Palestine Liberation Organisation
PSIS – Permanent Secretaries’ Committee on the Intelligence Services
PUSC – Permanent Under-Secretary’s Committee of the Foreign Office
PUSD – Permanent Under-Secretary’s Department
PV – Positive vetting
RAW – Research and Analysis Wing [Indian]
RUC – Royal Ulster Constabulary
SAS – Special Air Service
SAVAK – Iranian Security Service
SBS – Special Boat Service
Sigint – Signals intelligence
SIS – Secret Intelligence Service (also MI6)
SOE – Special Operations Executive
TASS – Soviet Press Agency
TUC – Trades Union Congress
Ultra – British classification for signals intelligence