| Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
| 1
|
J. Robert Oppenheimer
|
1,121,548
|
37,384
|
FA
|
Unknown
|
| 2
|
September 11 attacks
|
476,312
|
15,877
|
GA
|
Unknown
|
| 3
|
Coco Chanel
|
291,061
|
9,702
|
B
|
Unknown
|
| 4
|
Dwight D. Eisenhower
|
273,373
|
9,112
|
B
|
Unknown
|
| 5
|
Osama bin Laden
|
263,655
|
8,788
|
B
|
Unknown
|
| 6
|
Oskar Schindler
|
189,491
|
6,316
|
GA
|
Unknown
|
| 7
|
MKUltra
|
185,291
|
6,176
|
C
|
Unknown
|
| 8
|
Central Intelligence Agency
|
143,586
|
4,786
|
B
|
Unknown
|
| 9
|
Mossad
|
133,063
|
4,435
|
C
|
Unknown
|
| 10
|
USS Liberty incident
|
115,963
|
3,865
|
C
|
Unknown
|
| 11
|
Killing of Osama bin Laden
|
107,351
|
3,578
|
GA
|
Unknown
|
| 12
|
Michael Cohen (lawyer)
|
93,840
|
3,128
|
C
|
Unknown
|
| 13
|
Catherine Dior
|
92,661
|
3,088
|
B
|
Unknown
|
| 14
|
The Imitation Game
|
88,609
|
2,953
|
C
|
Unknown
|
| 15
|
Lockheed U-2
|
79,199
|
2,639
|
B
|
Unknown
|
| 16
|
KGB
|
76,709
|
2,556
|
C
|
Unknown
|
| 17
|
Five Eyes
|
74,479
|
2,482
|
C
|
Unknown
|
| 18
|
Robert Maxwell
|
72,411
|
2,413
|
C
|
Unknown
|
| 19
|
1953 Iranian coup d'état
|
70,163
|
2,338
|
B
|
Unknown
|
| 20
|
Mansfield Smith-Cumming
|
69,367
|
2,312
|
Start
|
Unknown
|
| 21
|
Klaus Fuchs
|
69,054
|
2,301
|
GA
|
Unknown
|
| 22
|
Lockheed Martin SR-72
|
68,207
|
2,273
|
B
|
Unknown
|
| 23
|
Hiroo Onoda
|
67,893
|
2,263
|
C
|
Unknown
|
| 24
|
Operation Mincemeat
|
67,002
|
2,233
|
FA
|
Unknown
|
| 25
|
Enigma machine
|
65,065
|
2,168
|
C
|
Unknown
|
| 26
|
Oppenheimer security clearance hearing
|
64,638
|
2,154
|
FA
|
Unknown
|
| 27
|
Mata Hari
|
58,523
|
1,950
|
B
|
Unknown
|
| 28
|
Dreyfus affair
|
56,494
|
1,883
|
B
|
Unknown
|
| 29
|
Research and Analysis Wing
|
55,205
|
1,840
|
C
|
Unknown
|
| 30
|
Waterboarding
|
53,665
|
1,788
|
B
|
Unknown
|
| 31
|
Kim Philby
|
53,195
|
1,773
|
C
|
Unknown
|
| 32
|
Reality Winner
|
53,130
|
1,771
|
B
|
Unknown
|
| 33
|
Shin Bet
|
52,790
|
1,759
|
Start
|
Unknown
|
| 34
|
United States Department of Homeland Security
|
52,004
|
1,733
|
C
|
Unknown
|
| 35
|
Lockheed A-12
|
50,100
|
1,670
|
B
|
Unknown
|
| 36
|
MI5
|
49,899
|
1,663
|
B
|
Unknown
|
| 37
|
NKVD
|
49,411
|
1,647
|
Start
|
Unknown
|
| 38
|
Special Operations Executive
|
48,963
|
1,632
|
C
|
Unknown
|
| 39
|
Enoch Powell
|
47,772
|
1,592
|
B
|
Unknown
|
| 40
|
Pine Gap
|
40,497
|
1,349
|
Start
|
Unknown
|
| 41
|
Propaganda
|
40,444
|
1,348
|
C
|
Unknown
|
| 42
|
Cambridge Five
|
38,850
|
1,295
|
Start
|
Unknown
|
| 43
|
Sleeper agent
|
37,635
|
1,254
|
Start
|
Unknown
|
| 44
|
Espionage
|
37,599
|
1,253
|
C
|
Unknown
|
| 45
|
Defense Intelligence Agency
|
36,859
|
1,228
|
B
|
Unknown
|
| 46
|
Aldrich Ames
|
36,637
|
1,221
|
C
|
Unknown
|
| 47
|
Franz von Papen
|
36,306
|
1,210
|
B
|
Unknown
|
| 48
|
Francis Gary Powers
|
36,167
|
1,205
|
C
|
Unknown
|
| 49
|
2024 pro-Palestinian protests on university campuses
|
34,967
|
1,165
|
C
|
Unknown
|
| 50
|
Saif al-Adel
|
34,671
|
1,155
|
B
|
Unknown
|
| 51
|
Richard Francis Burton
|
34,643
|
1,154
|
B
|
Unknown
|
| 52
|
Office of Strategic Services
|
34,407
|
1,146
|
Start
|
Unknown
|
| 53
|
GRU (Russian Federation)
|
33,723
|
1,124
|
C
|
Unknown
|
| 54
|
Stargate Project
|
33,699
|
1,123
|
C
|
Unknown
|
| 55
|
National Investigation Agency
|
33,588
|
1,119
|
Start
|
Unknown
|
| 56
|
Zimmermann Telegram
|
32,813
|
1,093
|
B
|
Unknown
|
| 57
|
W. Somerset Maugham
|
31,869
|
1,062
|
FA
|
Unknown
|
| 58
|
Joan Clarke
|
31,844
|
1,061
|
C
|
Unknown
|
| 59
|
Inter-Services Intelligence
|
31,834
|
1,061
|
C
|
Unknown
|
| 60
|
United States involvement in regime change
|
29,911
|
997
|
C
|
Unknown
|
| 61
|
Open-source intelligence
|
29,149
|
971
|
Start
|
Unknown
|
| 62
|
Nancy Wake
|
29,132
|
971
|
C
|
Unknown
|
| 63
|
DeepStateMap.Live
|
28,822
|
960
|
GA
|
Unknown
|
| 64
|
Rudolf Abel
|
28,279
|
942
|
A
|
Unknown
|
| 65
|
Jack Ryan (character)
|
27,638
|
921
|
C
|
Unknown
|
| 66
|
Signals intelligence
|
27,452
|
915
|
Start
|
Unknown
|
| 67
|
Lockheed Martin RQ-170 Sentinel
|
27,149
|
904
|
GA
|
Unknown
|
| 68
|
UVB-76
|
26,916
|
897
|
C
|
Unknown
|
| 69
|
1960 U-2 incident
|
25,491
|
849
|
B
|
Unknown
|
| 70
|
Intelligence Support Activity
|
25,481
|
849
|
Start
|
Unknown
|
| 71
|
Boris Pash
|
25,385
|
846
|
C
|
Unknown
|
| 72
|
Russian interference in the 2016 United States elections
|
25,349
|
844
|
C
|
Unknown
|
| 73
|
GCHQ
|
24,876
|
829
|
B
|
Unknown
|
| 74
|
Sicherheitsdienst
|
24,812
|
827
|
B
|
Unknown
|
| 75
|
United States Intelligence Community
|
24,635
|
821
|
C
|
Unknown
|
| 76
|
Foreign Intelligence Service (Russia)
|
24,509
|
816
|
B
|
Unknown
|
| 77
|
Nikolai Yezhov
|
24,207
|
806
|
C
|
Unknown
|
| 78
|
Duga radar
|
23,694
|
789
|
C
|
Unknown
|
| 79
|
Black operation
|
22,848
|
761
|
Start
|
Unknown
|
| 80
|
Bletchley Park
|
22,672
|
755
|
B
|
Unknown
|
| 81
|
Q clearance
|
22,239
|
741
|
Start
|
Unknown
|
| 82
|
Propaganda in Nazi Germany
|
22,176
|
739
|
C
|
Unknown
|
| 83
|
National Reconnaissance Office
|
22,046
|
734
|
C
|
Unknown
|
| 84
|
Cambridge Analytica
|
21,710
|
723
|
C
|
Unknown
|
| 85
|
Classified information
|
21,684
|
722
|
C
|
Unknown
|
| 86
|
Big lie
|
21,357
|
711
|
C
|
Unknown
|
| 87
|
Boeing X-37
|
20,796
|
693
|
B
|
Unknown
|
| 88
|
Spetsnaz GRU
|
20,715
|
690
|
Start
|
Unknown
|
| 89
|
Project Azorian
|
20,565
|
685
|
C
|
Unknown
|
| 90
|
Eliza Manningham-Buller
|
20,464
|
682
|
C
|
Unknown
|
| 91
|
Enhanced interrogation techniques
|
20,432
|
681
|
B
|
Unknown
|
| 92
|
List of private military contractors
|
20,235
|
674
|
List
|
Unknown
|
| 93
|
Marburg Files
|
19,523
|
650
|
Start
|
Unknown
|
| 94
|
James Jesus Angleton
|
19,148
|
638
|
C
|
Unknown
|
| 95
|
Numbers station
|
18,637
|
621
|
C
|
Unknown
|
| 96
|
Ramstein Air Base
|
18,283
|
609
|
C
|
Unknown
|
| 97
|
Oleg Gordievsky
|
17,959
|
598
|
C
|
Unknown
|
| 98
|
Abwehr
|
17,743
|
591
|
C
|
Unknown
|
| 99
|
Yoshiko Kawashima
|
17,683
|
589
|
B
|
Unknown
|
| 100
|
Kulbhushan Jadhav
|
17,540
|
584
|
B
|
Unknown
|
| 101
|
Lockheed D-21
|
17,461
|
582
|
A
|
Unknown
|
| 102
|
Oleg Penkovsky
|
17,435
|
581
|
Start
|
Unknown
|
| 103
|
2023 Chinese balloon incident
|
17,292
|
576
|
B
|
Unknown
|
| 104
|
Northrop Grumman RQ-180
|
17,265
|
575
|
Start
|
Unknown
|
| 105
|
Glomar Explorer
|
17,124
|
570
|
Start
|
Unknown
|
| 106
|
Phoenix Program
|
16,816
|
560
|
Start
|
Unknown
|
| 107
|
Director of Central Intelligence
|
16,628
|
554
|
C
|
Unknown
|
| 108
|
Covert operation
|
16,594
|
553
|
Start
|
Unknown
|
| 109
|
William Francis Buckley
|
16,274
|
542
|
Start
|
Unknown
|
| 110
|
ECHELON
|
16,180
|
539
|
B
|
Unknown
|
| 111
|
Counterterrorism
|
15,835
|
527
|
Start
|
Unknown
|
| 112
|
Disinformation in the Russian invasion of Ukraine
|
15,796
|
526
|
C
|
Unknown
|
| 113
|
Black legend
|
15,785
|
526
|
C
|
Unknown
|
| 114
|
John Cairncross
|
15,583
|
519
|
Start
|
Unknown
|
| 115
|
Virginia Hall
|
15,253
|
508
|
B
|
Unknown
|
| 116
|
List of CIA controversies
|
15,089
|
502
|
CL
|
Unknown
|
| 117
|
The Thing (listening device)
|
14,911
|
497
|
Start
|
Unknown
|
| 118
|
Intelligence, surveillance, target acquisition, and reconnaissance
|
14,831
|
494
|
Start
|
Unknown
|
| 119
|
Military Intelligence Directorate (Israel)
|
14,691
|
489
|
Start
|
Unknown
|
| 120
|
Bombe
|
14,563
|
485
|
C
|
Unknown
|
| 121
|
James B. Donovan
|
14,413
|
480
|
C
|
Unknown
|
| 122
|
Gertrude Bell
|
14,352
|
478
|
B
|
Unknown
|
| 123
|
Utah Data Center
|
14,135
|
471
|
C
|
Unknown
|
| 124
|
Cyberwarfare
|
13,885
|
462
|
C
|
Unknown
|
| 125
|
William J. Donovan
|
13,760
|
458
|
B
|
Unknown
|
| 126
|
Krystyna Skarbek
|
13,492
|
449
|
B
|
Unknown
|
| 127
|
Cozy Bear
|
13,490
|
449
|
B
|
Unknown
|
| 128
|
Donald Maclean (spy)
|
13,289
|
442
|
C
|
Unknown
|
| 129
|
Atomic spies
|
13,241
|
441
|
Start
|
Unknown
|
| 130
|
Directorate of Military Intelligence (United Kingdom)
|
13,200
|
440
|
C
|
Unknown
|
| 131
|
United States involvement in regime change in Latin America
|
13,174
|
439
|
Start
|
Unknown
|
| 132
|
Sinking of the Rainbow Warrior
|
12,757
|
425
|
C
|
Unknown
|
| 133
|
2014 Sony Pictures hack
|
12,735
|
424
|
C
|
Unknown
|
| 134
|
British intelligence agencies
|
12,699
|
423
|
C
|
Unknown
|
| 135
|
Espionage Act of 1917
|
12,667
|
422
|
Start
|
Unknown
|
| 136
|
Paul Whelan (security director)
|
12,641
|
421
|
C
|
Unknown
|
| 137
|
Classified information in the United States
|
12,489
|
416
|
C
|
Unknown
|
| 138
|
Counterintelligence
|
12,261
|
408
|
C
|
Unknown
|
| 139
|
Counterinsurgency
|
11,976
|
399
|
Start
|
Unknown
|
| 140
|
Lubyanka Building
|
11,961
|
398
|
Start
|
Unknown
|
| 141
|
Juan Pujol García
|
11,907
|
396
|
C
|
Unknown
|
| 142
|
Military intelligence
|
11,871
|
395
|
Start
|
Unknown
|
| 143
|
Venona project
|
11,568
|
385
|
B
|
Unknown
|
| 144
|
Operation Neptune Spear
|
11,558
|
385
|
Redirect
|
Unknown
|
| 145
|
Main Directorate of Intelligence (Ukraine)
|
11,472
|
382
|
Start
|
Unknown
|
| 146
|
Francis Walsingham
|
11,027
|
367
|
FA
|
Unknown
|
| 147
|
List of military tactics
|
10,979
|
365
|
CL
|
Unknown
|
| 148
|
Double agent
|
10,968
|
365
|
Start
|
Unknown
|
| 149
|
Disinformation
|
10,899
|
363
|
Start
|
Unknown
|
| 150
|
Ultra (cryptography)
|
10,837
|
361
|
C
|
Unknown
|
| 151
|
Richard Sorge
|
10,812
|
360
|
B
|
Unknown
|
| 152
|
German tank problem
|
10,787
|
359
|
C
|
Unknown
|
| 153
|
Sidney Reilly
|
10,695
|
356
|
B
|
Unknown
|
| 154
|
Kenneth Bainbridge
|
10,609
|
353
|
GA
|
Unknown
|
| 155
|
GRU (Soviet Union)
|
10,525
|
350
|
C
|
Unknown
|
| 156
|
Culper Ring
|
10,491
|
349
|
B
|
Unknown
|
| 157
|
Frank Olson
|
10,416
|
347
|
C
|
Unknown
|
| 158
|
Stanley Casson
|
10,414
|
347
|
B
|
Unknown
|
| 159
|
Operation Fortitude
|
10,106
|
336
|
C
|
Unknown
|
| 160
|
Allegations of CIA assistance to Osama bin Laden
|
10,086
|
336
|
Start
|
Unknown
|
| 161
|
Iran–U.S. RQ-170 incident
|
10,081
|
336
|
Start
|
Unknown
|
| 162
|
National Intelligence Service (South Korea)
|
9,929
|
330
|
Start
|
Unknown
|
| 163
|
George Tenet
|
9,876
|
329
|
Start
|
Unknown
|
| 164
|
Clandestine operation
|
9,700
|
323
|
Start
|
Unknown
|
| 165
|
KH-11 KENNEN
|
9,586
|
319
|
C
|
Unknown
|
| 166
|
David Greenglass
|
9,516
|
317
|
GA
|
Unknown
|
| 167
|
Human intelligence (intelligence gathering)
|
9,256
|
308
|
Start
|
Unknown
|
| 168
|
Equation Group
|
9,186
|
306
|
Start
|
Unknown
|
| 169
|
Operations security
|
8,996
|
299
|
Start
|
Unknown
|
| 170
|
Barzan Ibrahim al-Tikriti
|
8,990
|
299
|
C
|
Unknown
|
| 171
|
Military Intelligence Corps (United States Army)
|
8,878
|
295
|
C
|
Unknown
|
| 172
|
Ana Montes
|
8,876
|
295
|
Start
|
Unknown
|
| 173
|
The Shadow Brokers
|
8,747
|
291
|
Start
|
Unknown
|
| 174
|
1st Reconnaissance Battalion
|
8,735
|
291
|
C
|
Unknown
|
| 175
|
Confederate Secret Service
|
8,675
|
289
|
Start
|
Unknown
|
| 176
|
UKUSA Agreement
|
8,654
|
288
|
Start
|
Unknown
|
| 177
|
Joseph McMoneagle
|
8,652
|
288
|
Start
|
Unknown
|
| 178
|
Reinhard Gehlen
|
8,547
|
284
|
C
|
Unknown
|
| 179
|
Access control
|
8,255
|
275
|
Start
|
Unknown
|
| 180
|
Black propaganda
|
8,249
|
274
|
C
|
Unknown
|
| 181
|
James Clapper
|
8,144
|
271
|
Start
|
Unknown
|
| 182
|
Special reconnaissance
|
8,113
|
270
|
C
|
Unknown
|
| 183
|
Viktor Belenko
|
8,022
|
267
|
Start
|
Unknown
|
| 184
|
Alsos Mission
|
7,924
|
264
|
FA
|
Unknown
|
| 185
|
Operation Bodyguard
|
7,833
|
261
|
Start
|
Unknown
|
| 186
|
St John Philby
|
7,767
|
258
|
C
|
Unknown
|
| 187
|
National Bureau of Investigation (Philippines)
|
7,742
|
258
|
Start
|
Unknown
|
| 188
|
Ministry of Intelligence (Iran)
|
7,715
|
257
|
C
|
Unknown
|
| 189
|
Clandestine cell system
|
7,657
|
255
|
B
|
Unknown
|
| 190
|
Leon Theremin
|
7,620
|
254
|
Start
|
Unknown
|
| 191
|
Gloria Guinness
|
7,570
|
252
|
C
|
Unknown
|
| 192
|
Enigma (2001 film)
|
7,451
|
248
|
C
|
Unknown
|
| 193
|
Double-Cross System
|
7,446
|
248
|
Start
|
Unknown
|
| 194
|
Dmitri Polyakov
|
7,434
|
247
|
Start
|
Unknown
|
| 195
|
Chuck Robb
|
7,372
|
245
|
C
|
Unknown
|
| 196
|
CORONA (satellite)
|
7,181
|
239
|
C
|
Unknown
|
| 197
|
Joint Special Operations Command Task Force in the Iraq War
|
6,822
|
227
|
C
|
Unknown
|
| 198
|
Michael Hayden (general)
|
6,783
|
226
|
C
|
Unknown
|
| 199
|
Walter Bedell Smith
|
6,714
|
223
|
A
|
Unknown
|
| 200
|
History of the Central Intelligence Agency
|
6,708
|
223
|
B
|
Unknown
|
| 201
|
Interrogation
|
6,672
|
222
|
Start
|
Unknown
|
| 202
|
Reconnaissance satellite
|
6,602
|
220
|
Start
|
Unknown
|
| 203
|
Fritz Duquesne
|
6,576
|
219
|
C
|
Unknown
|
| 204
|
Office of Naval Intelligence
|
6,553
|
218
|
Start
|
Unknown
|
| 205
|
Director-General of Inter-Services Intelligence
|
6,531
|
217
|
CL
|
Unknown
|
| 206
|
Black Dragon Society
|
6,514
|
217
|
Start
|
Unknown
|
| 207
|
Violette Szabo
|
6,507
|
216
|
C
|
Unknown
|
| 208
|
George Blake
|
6,463
|
215
|
Start
|
Unknown
|
| 209
|
John Ratcliffe (American politician)
|
6,391
|
213
|
C
|
Unknown
|
| 210
|
Spy film
|
6,367
|
212
|
Start
|
Unknown
|
| 211
|
National Intelligence Organization
|
6,307
|
210
|
Start
|
Unknown
|
| 212
|
Lorenz cipher
|
6,248
|
208
|
C
|
Unknown
|
| 213
|
Recruitment of spies
|
6,231
|
207
|
Start
|
Unknown
|
| 214
|
Israeli Intelligence Community
|
6,190
|
206
|
Start
|
Unknown
|
| 215
|
Grey literature
|
6,074
|
202
|
Start
|
Unknown
|
| 216
|
Operation Goldeneye
|
6,001
|
200
|
B
|
Unknown
|
| 217
|
Hybrid warfare
|
5,990
|
199
|
Start
|
Unknown
|
| 218
|
List of NRO launches
|
5,968
|
198
|
CL
|
Unknown
|
| 219
|
L. Fletcher Prouty
|
5,948
|
198
|
Start
|
Unknown
|
| 220
|
Fake news website
|
5,939
|
197
|
C
|
Unknown
|
| 221
|
Mole (espionage)
|
5,898
|
196
|
Start
|
Unknown
|
| 222
|
Ivan Serov
|
5,805
|
193
|
C
|
Unknown
|
| 223
|
Targeted killing
|
5,805
|
193
|
C
|
Unknown
|
| 224
|
Burn notice (document)
|
5,789
|
192
|
Start
|
Unknown
|
| 225
|
Miles Copeland Jr.
|
5,748
|
191
|
Start
|
Unknown
|
| 226
|
Amrullah Saleh
|
5,716
|
190
|
GA
|
Unknown
|
| 227
|
Lionel Crabb
|
5,710
|
190
|
C
|
Unknown
|
| 228
|
Organizational structure of the Central Intelligence Agency
|
5,631
|
187
|
Stub
|
Unknown
|
| 229
|
Salt Pit
|
5,555
|
185
|
Start
|
Unknown
|
| 230
|
Information warfare
|
5,542
|
184
|
C
|
Unknown
|
| 231
|
Defence Intelligence
|
5,535
|
184
|
Start
|
Unknown
|
| 232
|
Stewart Menzies
|
5,479
|
182
|
C
|
Unknown
|
| 233
|
Clandestine human intelligence
|
5,470
|
182
|
Start
|
Unknown
|
| 234
|
Surveillance aircraft
|
5,447
|
181
|
Start
|
Unknown
|
| 235
|
Intelligence agencies of Russia
|
5,376
|
179
|
Start
|
Unknown
|
| 236
|
Cold War espionage
|
5,316
|
177
|
C
|
Unknown
|
| 237
|
Dan Coats
|
5,237
|
174
|
C
|
Unknown
|
| 238
|
Open secret
|
5,134
|
171
|
Start
|
Unknown
|
| 239
|
Edwin T. Layton
|
5,133
|
171
|
C
|
Unknown
|
| 240
|
Intelligence Corps (United Kingdom)
|
5,132
|
171
|
C
|
Unknown
|
| 241
|
Ferdinand Walsin Esterhazy
|
5,111
|
170
|
C
|
Unknown
|
| 242
|
Markus Wolf
|
5,020
|
167
|
C
|
Unknown
|
| 243
|
Tradecraft
|
4,980
|
166
|
Start
|
Unknown
|
| 244
|
Mass surveillance in the United States
|
4,901
|
163
|
B
|
Unknown
|
| 245
|
Ashfaq Parvez Kayani
|
4,827
|
160
|
C
|
Unknown
|
| 246
|
Orion (satellite)
|
4,815
|
160
|
Start
|
Unknown
|
| 247
|
Measurement and signature intelligence
|
4,783
|
159
|
C
|
Unknown
|
| 248
|
Ion Mihai Pacepa
|
4,763
|
158
|
C
|
Unknown
|
| 249
|
Hollow Nickel Case
|
4,730
|
157
|
Start
|
Unknown
|
| 250
|
Vera Atkins
|
4,725
|
157
|
Start
|
Unknown
|
| 251
|
Edward Lee Howard
|
4,673
|
155
|
C
|
Unknown
|
| 252
|
Douglas Kelley
|
4,634
|
154
|
Start
|
Unknown
|
| 253
|
United States Army Intelligence and Security Command
|
4,627
|
154
|
C
|
Unknown
|
| 254
|
MI7
|
4,611
|
153
|
C
|
Unknown
|
| 255
|
Agent 355
|
4,604
|
153
|
Start
|
Unknown
|
| 256
|
Kim Hyon-hui
|
4,595
|
153
|
Start
|
Unknown
|
| 257
|
History of espionage
|
4,551
|
151
|
C
|
Unknown
|
| 258
|
Harold James Nicholson
|
4,539
|
151
|
Start
|
Unknown
|
| 259
|
Geospatial intelligence
|
4,507
|
150
|
C
|
Unknown
|
| 260
|
Intelligence Bureau (Pakistan)
|
4,478
|
149
|
Start
|
Unknown
|
| 261
|
Ursula Kuczynski
|
4,442
|
148
|
C
|
Unknown
|
| 262
|
The Doughnut
|
4,401
|
146
|
GA
|
Unknown
|
| 263
|
Meir Dagan
|
4,361
|
145
|
C
|
Unknown
|
| 264
|
Carter Page
|
4,318
|
143
|
B
|
Unknown
|
| 265
|
James Tiptree Jr.
|
4,272
|
142
|
C
|
Unknown
|
| 266
|
Juanita Castro
|
4,267
|
142
|
Start
|
Unknown
|
| 267
|
Jindalee Operational Radar Network
|
4,255
|
141
|
B
|
Unknown
|
| 268
|
Communications Security Establishment
|
4,214
|
140
|
C
|
Unknown
|
| 269
|
Chinese espionage in the United States
|
4,184
|
139
|
Start
|
Unknown
|
| 270
|
Intelligence assessment
|
4,134
|
137
|
Start
|
Unknown
|
| 271
|
Resident spy
|
4,112
|
137
|
Start
|
Unknown
|
| 272
|
Gehlen Organization
|
3,987
|
132
|
Start
|
Unknown
|
| 273
|
Duquesne Spy Ring
|
3,978
|
132
|
B
|
Unknown
|
| 274
|
NOBUS
|
3,976
|
132
|
Start
|
Unknown
|
| 275
|
James N. Rowe
|
3,966
|
132
|
C
|
Unknown
|
| 276
|
First Chief Directorate
|
3,916
|
130
|
B
|
Unknown
|
| 277
|
List of American spies
|
3,909
|
130
|
List
|
Unknown
|
| 278
|
Iraq War documents leak
|
3,889
|
129
|
Start
|
Unknown
|
| 279
|
Dudley Clarke
|
3,857
|
128
|
FA
|
Unknown
|
| 280
|
Intelligence analysis
|
3,852
|
128
|
Start
|
Unknown
|
| 281
|
Hamid Gul
|
3,839
|
127
|
C
|
Unknown
|
| 282
|
Pavel Sudoplatov
|
3,810
|
127
|
Start
|
Unknown
|
| 283
|
Flame (malware)
|
3,777
|
125
|
Start
|
Unknown
|
| 284
|
Camp X
|
3,776
|
125
|
C
|
Unknown
|
| 285
|
Robert Ames (CIA official)
|
3,773
|
125
|
Start
|
Unknown
|
| 286
|
Elizebeth Smith Friedman
|
3,771
|
125
|
C
|
Unknown
|
| 287
|
History of propaganda
|
3,744
|
124
|
C
|
Unknown
|
| 288
|
List of spies in World War II
|
3,714
|
123
|
List
|
Unknown
|
| 289
|
Sixteenth Air Force
|
3,693
|
123
|
Start
|
Unknown
|
| 290
|
Aaron Cohen (actor)
|
3,685
|
122
|
Start
|
Unknown
|
| 291
|
Anthony Shaffer (intelligence officer)
|
3,673
|
122
|
Start
|
Unknown
|
| 292
|
Morton Sobell
|
3,669
|
122
|
Start
|
Unknown
|
| 293
|
High Frequency Global Communications System
|
3,657
|
121
|
C
|
Unknown
|
| 294
|
Michael S. Rogers
|
3,656
|
121
|
C
|
Unknown
|
| 295
|
Richard Tomlinson
|
3,651
|
121
|
GA
|
Unknown
|
| 296
|
The Life That I Have
|
3,616
|
120
|
Start
|
Unknown
|
| 297
|
Chinese intelligence activity abroad
|
3,609
|
120
|
Start
|
Unknown
|
| 298
|
Kosmos 954
|
3,578
|
119
|
Start
|
Unknown
|
| 299
|
Amy Elizabeth Thorpe
|
3,564
|
118
|
Start
|
Unknown
|
| 300
|
Defence Intelligence Agency (India)
|
3,558
|
118
|
Start
|
Unknown
|
| 301
|
Operation Jedburgh
|
3,555
|
118
|
C
|
Unknown
|
| 302
|
Chronology of Soviet secret police agencies
|
3,524
|
117
|
C
|
Unknown
|
| 303
|
Cabinet Office Briefing Rooms
|
3,523
|
117
|
Start
|
Unknown
|
| 304
|
Manucher Ghorbanifar
|
3,521
|
117
|
Start
|
Unknown
|
| 305
|
Crypto AG
|
3,510
|
117
|
C
|
Unknown
|
| 306
|
United States Army Counterintelligence
|
3,508
|
116
|
C
|
Unknown
|
| 307
|
Eye of the Needle (novel)
|
3,499
|
116
|
Start
|
Unknown
|
| 308
|
Political warfare
|
3,488
|
116
|
C
|
Unknown
|
| 309
|
Vasili Mitrokhin
|
3,457
|
115
|
Start
|
Unknown
|
| 310
|
KH-9 Hexagon
|
3,405
|
113
|
C
|
Unknown
|
| 311
|
Type B Cipher Machine
|
3,402
|
113
|
C
|
Unknown
|
| 312
|
Strategy and tactics of guerrilla warfare
|
3,397
|
113
|
B
|
Unknown
|
| 313
|
Blowback (intelligence)
|
3,389
|
112
|
Start
|
Unknown
|
| 314
|
Charlotte Gray (film)
|
3,388
|
112
|
C
|
Unknown
|
| 315
|
Richard Dearlove
|
3,374
|
112
|
Start
|
Unknown
|
| 316
|
Australian Signals Directorate
|
3,367
|
112
|
Start
|
Unknown
|
| 317
|
Alexander Parvus
|
3,366
|
112
|
C
|
Unknown
|
| 318
|
CIA influence on public opinion
|
3,309
|
110
|
Start
|
Unknown
|
| 319
|
List of United States Air Force reconnaissance aircraft
|
3,292
|
109
|
BL
|
Unknown
|
| 320
|
Cobra Dane
|
3,261
|
108
|
Start
|
Unknown
|
| 321
|
Counterintelligence Corps
|
3,247
|
108
|
Start
|
Unknown
|
| 322
|
Special Collection Service
|
3,244
|
108
|
C
|
Unknown
|
| 323
|
Targeted killing by Israel
|
3,203
|
106
|
B
|
Unknown
|
| 324
|
Vela (satellite)
|
3,176
|
105
|
Start
|
Unknown
|
| 325
|
Viktor Abakumov
|
3,164
|
105
|
C
|
Unknown
|
| 326
|
Elyesa Bazna
|
3,163
|
105
|
GA
|
Unknown
|
| 327
|
Philip Morrison
|
3,147
|
104
|
GA
|
Unknown
|
| 328
|
Foreign internal defense
|
3,143
|
104
|
B
|
Unknown
|
| 329
|
Northrop F-15 Reporter
|
3,142
|
104
|
B
|
Unknown
|
| 330
|
Heinrich Maier
|
3,122
|
104
|
Start
|
Unknown
|
| 331
|
General Intelligence Presidency
|
3,117
|
103
|
Start
|
Unknown
|
| 332
|
Resistance to interrogation
|
3,098
|
103
|
Stub
|
Unknown
|
| 333
|
Military Intelligence (Pakistan)
|
3,090
|
103
|
C
|
Unknown
|
| 334
|
Warrenton Training Center
|
3,069
|
102
|
B
|
Unknown
|
| 335
|
Frumentarii
|
3,062
|
102
|
Start
|
Unknown
|
| 336
|
Directorate of Military Intelligence (India)
|
3,056
|
101
|
Start
|
Unknown
|
| 337
|
Stepan Petrichenko
|
3,007
|
100
|
Start
|
Unknown
|
| 338
|
United States documents leak of the War in Afghanistan
|
2,995
|
99
|
Start
|
Unknown
|
| 339
|
Richard M. Bissell Jr.
|
2,974
|
99
|
C
|
Unknown
|
| 340
|
Disappearance of Robert Levinson
|
2,968
|
98
|
B
|
Unknown
|
| 341
|
German submarine U-110 (1940)
|
2,945
|
98
|
Start
|
Unknown
|
| 342
|
Rainbow Code
|
2,945
|
98
|
List
|
Unknown
|
| 343
|
Unconventional warfare (United States)
|
2,934
|
97
|
C
|
Unknown
|
| 344
|
Able Danger
|
2,927
|
97
|
B
|
Unknown
|
| 345
|
Iraqi Intelligence Service
|
2,880
|
96
|
Start
|
Unknown
|
| 346
|
Imagery intelligence
|
2,878
|
95
|
Start
|
Unknown
|
| 347
|
Fake news websites in the United States
|
2,878
|
95
|
Start
|
Unknown
|
| 348
|
Tropospheric scatter
|
2,859
|
95
|
Start
|
Unknown
|
| 349
|
Bin Ladin Determined To Strike in US
|
2,857
|
95
|
C
|
Unknown
|
| 350
|
Directorate of Military Intelligence (Ireland)
|
2,857
|
95
|
C
|
Unknown
|
| 351
|
Freya Stark
|
2,818
|
93
|
C
|
Unknown
|
| 352
|
Magic (cryptography)
|
2,806
|
93
|
Start
|
Unknown
|
| 353
|
National Intelligence University
|
2,800
|
93
|
Start
|
Unknown
|
| 354
|
Curveball (informant)
|
2,793
|
93
|
B
|
Unknown
|
| 355
|
Duress code
|
2,787
|
92
|
Start
|
Unknown
|
| 356
|
CIA activities in the United States
|
2,749
|
91
|
Start
|
Unknown
|
| 357
|
Zvi Zamir
|
2,747
|
91
|
Start
|
Unknown
|
| 358
|
Royal Observer Corps monitoring post
|
2,744
|
91
|
C
|
Unknown
|
| 359
|
SCL Group
|
2,715
|
90
|
C
|
Unknown
|
| 360
|
German Corpse Factory
|
2,681
|
89
|
C
|
Unknown
|
| 361
|
Hut 8
|
2,678
|
89
|
Start
|
Unknown
|
| 362
|
Room 40
|
2,672
|
89
|
Start
|
Unknown
|
| 363
|
Russian disinformation
|
2,662
|
88
|
B
|
Unknown
|
| 364
|
CIA University
|
2,661
|
88
|
Start
|
Unknown
|
| 365
|
Intelligence cycle
|
2,649
|
88
|
C
|
Unknown
|
| 366
|
Deuxième Bureau
|
2,614
|
87
|
C
|
Unknown
|
| 367
|
James Armistead Lafayette
|
2,603
|
86
|
C
|
Unknown
|
| 368
|
Pakistani Intelligence community
|
2,603
|
86
|
CL
|
Unknown
|
| 369
|
First wave of European colonization
|
2,595
|
86
|
C
|
Unknown
|
| 370
|
Dirección de Inteligencia
|
2,578
|
85
|
Start
|
Unknown
|
| 371
|
General Intelligence Department (Jordan)
|
2,577
|
85
|
Start
|
Unknown
|
| 372
|
Safari Club
|
2,551
|
85
|
C
|
Unknown
|
| 373
|
Internal security
|
2,539
|
84
|
Start
|
Unknown
|
| 374
|
Federal Counterintelligence Service
|
2,533
|
84
|
Start
|
Unknown
|
| 375
|
Portland Spy Ring
|
2,527
|
84
|
FA
|
Unknown
|
| 376
|
Cybersecurity Maturity Model Certification
|
2,522
|
84
|
C
|
Unknown
|
| 377
|
Cairo Gang
|
2,517
|
83
|
Start
|
Unknown
|
| 378
|
Ukraine Security Assistance Initiative
|
2,506
|
83
|
B
|
Unknown
|
| 379
|
F. F. E. Yeo-Thomas
|
2,471
|
82
|
Start
|
Unknown
|
| 380
|
Military psychology
|
2,468
|
82
|
Start
|
Unknown
|
| 381
|
G-2 (intelligence)
|
2,461
|
82
|
C
|
Unknown
|
| 382
|
Agenzia Informazioni e Sicurezza Esterna
|
2,454
|
81
|
Start
|
Unknown
|
| 383
|
Oster conspiracy
|
2,436
|
81
|
Start
|
Unknown
|
| 384
|
Sugar Grove Station
|
2,421
|
80
|
Start
|
Unknown
|
| 385
|
First Aid Nursing Yeomanry
|
2,411
|
80
|
C
|
Unknown
|
| 386
|
Yury Ivanov-class intelligence ship
|
2,408
|
80
|
C
|
Unknown
|
| 387
|
Main Directorate for Reconnaissance
|
2,370
|
79
|
Start
|
Unknown
|
| 388
|
Ali Mohamed (double agent)
|
2,357
|
78
|
Start
|
Unknown
|
| 389
|
Coastwatchers
|
2,353
|
78
|
C
|
Unknown
|
| 390
|
Security and Intelligence Division
|
2,347
|
78
|
Start
|
Unknown
|
| 391
|
Gary Schroen
|
2,345
|
78
|
Start
|
Unknown
|
| 392
|
Circular reporting
|
2,345
|
78
|
C
|
Unknown
|
| 393
|
Ronald Pelton
|
2,335
|
77
|
Start
|
Unknown
|
| 394
|
Cyber and Information Domain Service
|
2,323
|
77
|
B
|
Unknown
|
| 395
|
Naval Intelligence Division (United Kingdom)
|
2,315
|
77
|
Start
|
Unknown
|
| 396
|
Roscoe H. Hillenkoetter
|
2,297
|
76
|
C
|
Unknown
|
| 397
|
Clandestine HUMINT operational techniques
|
2,290
|
76
|
Start
|
Unknown
|
| 398
|
Ministry of Public Security (Poland)
|
2,289
|
76
|
C
|
Unknown
|
| 399
|
Morris Cohen (spy)
|
2,269
|
75
|
C
|
Unknown
|
| 400
|
Propaganda during the Yugoslav Wars
|
2,251
|
75
|
C
|
Unknown
|
| 401
|
Reconnaissance General Bureau
|
2,245
|
74
|
Start
|
Unknown
|
| 402
|
Sir George Downing, 1st Baronet
|
2,217
|
73
|
C
|
Unknown
|
| 403
|
United States Army Security Agency
|
2,209
|
73
|
C
|
Unknown
|
| 404
|
Ryszard Kukliński
|
2,207
|
73
|
C
|
Unknown
|
| 405
|
Leo Marks
|
2,196
|
73
|
C
|
Unknown
|
| 406
|
List of KGB defectors
|
2,196
|
73
|
BL
|
Unknown
|
| 407
|
George Koval
|
2,186
|
72
|
FA
|
Unknown
|
| 408
|
National Intelligence and Security Agency (Somalia)
|
2,175
|
72
|
Start
|
Unknown
|
| 409
|
Propaganda through media
|
2,173
|
72
|
C
|
Unknown
|
| 410
|
Formoza Military Unit
|
2,161
|
72
|
Start
|
Unknown
|
| 411
|
MI4
|
2,158
|
71
|
Start
|
Unknown
|
| 412
|
Frederick Mayer (spy)
|
2,151
|
71
|
C
|
Unknown
|
| 413
|
White propaganda
|
2,144
|
71
|
Stub
|
Unknown
|
| 414
|
Allied submarines in the Pacific War
|
2,142
|
71
|
C
|
Unknown
|
| 415
|
List of SOE agents
|
2,121
|
70
|
List
|
Unknown
|
| 416
|
Force Research Unit
|
2,120
|
70
|
C
|
Unknown
|
| 417
|
United States person
|
2,117
|
70
|
Start
|
Unknown
|
| 418
|
Oniwaban
|
2,115
|
70
|
Start
|
Unknown
|
| 419
|
List of female SOE agents
|
2,108
|
70
|
List
|
Unknown
|
| 420
|
Zaheer-ul-Islam
|
2,103
|
70
|
Start
|
Unknown
|
| 421
|
Operation Epsilon
|
2,101
|
70
|
Start
|
Unknown
|
| 422
|
SISMI
|
2,096
|
69
|
Start
|
Unknown
|
| 423
|
Cyber threat intelligence
|
2,091
|
69
|
Start
|
Unknown
|
| 424
|
Caesar's Messiah
|
2,090
|
69
|
Start
|
Unknown
|
| 425
|
Mechelen incident
|
2,064
|
68
|
Start
|
Unknown
|
| 426
|
R. H. Bruce Lockhart
|
2,063
|
68
|
Start
|
Unknown
|
| 427
|
William F. Friedman
|
2,040
|
68
|
C
|
Unknown
|
| 428
|
Official Secrets Act (India)
|
2,039
|
67
|
Start
|
Unknown
|
| 429
|
Pierre-sur-Haute military radio station
|
2,024
|
67
|
GA
|
Unknown
|
| 430
|
Double Dragon (hacking group)
|
2,017
|
67
|
C
|
Unknown
|
| 431
|
Le petit soldat
|
2,004
|
66
|
Start
|
Unknown
|
| 432
|
Sidney Rittenberg
|
2,002
|
66
|
Start
|
Unknown
|
| 433
|
Romanian Intelligence Service
|
1,989
|
66
|
C
|
Unknown
|
| 434
|
Iosif Grigulevich
|
1,984
|
66
|
C
|
Unknown
|
| 435
|
MOD Chicksands
|
1,977
|
65
|
Start
|
Unknown
|
| 436
|
Samuel Goudsmit
|
1,970
|
65
|
Start
|
Unknown
|
| 437
|
Alfred Redl
|
1,968
|
65
|
C
|
Unknown
|
| 438
|
The Squeaky Wheel
|
1,963
|
65
|
Start
|
Unknown
|
| 439
|
Combat Intelligence Collection Corps (Israel)
|
1,961
|
65
|
Start
|
Unknown
|
| 440
|
Revolution in military affairs
|
1,947
|
64
|
Start
|
Unknown
|
| 441
|
Cryptanalysis of the Lorenz cipher
|
1,927
|
64
|
C
|
Unknown
|
| 442
|
Lacrosse (satellite)
|
1,915
|
63
|
Start
|
Unknown
|
| 443
|
Caleb Brewster
|
1,915
|
63
|
Start
|
Unknown
|
| 444
|
Counterproliferation
|
1,849
|
61
|
Start
|
Unknown
|
| 445
|
645th Aeronautical Systems Group
|
1,846
|
61
|
Start
|
Unknown
|
| 446
|
T-Force
|
1,827
|
60
|
Start
|
Unknown
|
| 447
|
Vulkan files leak
|
1,824
|
60
|
Start
|
Unknown
|
| 448
|
Sergei B. Korolev
|
1,817
|
60
|
C
|
Unknown
|
| 449
|
Defense Support Program
|
1,813
|
60
|
C
|
Unknown
|
| 450
|
Vishnya-class intelligence ship
|
1,792
|
59
|
Start
|
Unknown
|
| 451
|
Norwegian Intelligence Service
|
1,776
|
59
|
C
|
Unknown
|
| 452
|
Mildred Harnack
|
1,758
|
58
|
C
|
Unknown
|
| 453
|
Victor Ostrovsky
|
1,757
|
58
|
Start
|
Unknown
|
| 454
|
Nili
|
1,743
|
58
|
Start
|
Unknown
|
| 455
|
Traffic analysis
|
1,740
|
58
|
Start
|
Unknown
|
| 456
|
Total Information Awareness
|
1,728
|
57
|
B
|
Unknown
|
| 457
|
Victor Cherkashin
|
1,714
|
57
|
Start
|
Unknown
|
| 458
|
Walter Krivitsky
|
1,711
|
57
|
C
|
Unknown
|
| 459
|
David Atlee Phillips
|
1,699
|
56
|
Start
|
Unknown
|
| 460
|
George Trofimoff
|
1,697
|
56
|
C
|
Unknown
|
| 461
|
List of SOE F Section networks and agents
|
1,696
|
56
|
List
|
Unknown
|
| 462
|
Mabahith
|
1,694
|
56
|
Start
|
Unknown
|
| 463
|
Arnold Deutsch
|
1,692
|
56
|
Start
|
Unknown
|
| 464
|
Misty (satellite program)
|
1,689
|
56
|
Start
|
Unknown
|
| 465
|
American Civil War spies
|
1,678
|
55
|
C
|
Unknown
|
| 466
|
Hawaii Cryptologic Center
|
1,676
|
55
|
Stub
|
Unknown
|
| 467
|
Sidney Souers
|
1,672
|
55
|
Start
|
Unknown
|
| 468
|
Indonesian Strategic Intelligence Agency
|
1,664
|
55
|
C
|
Unknown
|
| 469
|
Cutout (espionage)
|
1,662
|
55
|
Stub
|
Unknown
|
| 470
|
Akhtar Abdur Rahman
|
1,650
|
55
|
C
|
Unknown
|
| 471
|
USA-224
|
1,648
|
54
|
Start
|
Unknown
|
| 472
|
Words of estimative probability
|
1,636
|
54
|
Start
|
Unknown
|
| 473
|
Center for Security Policy
|
1,624
|
54
|
C
|
Unknown
|
| 474
|
Margaret Kemble Gage
|
1,623
|
54
|
C
|
Unknown
|
| 475
|
Agent of influence
|
1,617
|
53
|
Start
|
Unknown
|
| 476
|
Reichssicherheitsdienst
|
1,612
|
53
|
C
|
Unknown
|
| 477
|
Compartmentalization (information security)
|
1,611
|
53
|
Start
|
Unknown
|
| 478
|
National Air and Space Intelligence Center
|
1,605
|
53
|
Start
|
Unknown
|
| 479
|
Interdiction
|
1,602
|
53
|
Start
|
Unknown
|
| 480
|
Nancy Hart
|
1,588
|
52
|
C
|
Unknown
|
| 481
|
De-alerting
|
1,579
|
52
|
Start
|
Unknown
|
| 482
|
Walter Schreiber
|
1,578
|
52
|
Start
|
Unknown
|
| 483
|
Signals intelligence operational platforms by nation
|
1,571
|
52
|
Start
|
Unknown
|
| 484
|
Reino Häyhänen
|
1,558
|
51
|
C
|
Unknown
|
| 485
|
Peter Churchill
|
1,553
|
51
|
Start
|
Unknown
|
| 486
|
Intelligence in the American Revolutionary War
|
1,547
|
51
|
Start
|
Unknown
|
| 487
|
Gary Berntsen
|
1,543
|
51
|
Start
|
Unknown
|
| 488
|
9th Reconnaissance Wing
|
1,533
|
51
|
C
|
Unknown
|
| 489
|
Werner Teske
|
1,524
|
50
|
GA
|
Unknown
|
| 490
|
United Kingdom Space Command
|
1,516
|
50
|
Start
|
Unknown
|
| 491
|
Operation Copperhead
|
1,514
|
50
|
FA
|
Unknown
|
| 492
|
Arthur Owens
|
1,502
|
50
|
Start
|
Unknown
|
| 493
|
Lona Cohen
|
1,500
|
50
|
C
|
Unknown
|
| 494
|
National Cryptologic Museum
|
1,499
|
49
|
C
|
Unknown
|
| 495
|
Yuri Shvets
|
1,495
|
49
|
Start
|
Unknown
|
| 496
|
Ofeq
|
1,491
|
49
|
Start
|
Unknown
|
| 497
|
Lorraine Copeland
|
1,476
|
49
|
C
|
Unknown
|
| 498
|
Exploding cigar
|
1,460
|
48
|
GA
|
Unknown
|
| 499
|
P. O. Box 1142
|
1,454
|
48
|
Start
|
Unknown
|
| 500
|
The Counterfeit Traitor
|
1,435
|
47
|
Start
|
Unknown
|
