Index

USA codes

United States cryptologic security failures in WWII

Army Command and Administrative Network, IBM Radiotype and APO numbers

Intercepted conversations - Bell Labs A-3 Speech scrambler and German codebreakers

The American M-209 cipher machine

US Military Strip Ciphers

Compromise of State Department communications in WWII

US military attaché codes of WWII

The compromise of the State Department’s strip cipher – Things that don’t add up…

State Department’s strip cipher – reuse of alphabet strips and key lists

Compromise of the State Department’s M-138-A strip cipher and the traffic of other US agencies

Use of the M-138-A cipher system by the US State Department in WWII

Decoded US diplomatic messages from 1944

Einzeldarstellungen aus dem Gebiet der Kryptologie - Hüttenhain’s statements on the State Department’s strip cipher

Professor Wolfgang Franz and OKW/Chi’s mathematical research department

The Higgs memorandum - Compromise of State Department communications by the Finnish codebreakers in WWII

The Carlson-Goldsberry report - Compromise of State Department communications by the Finnish codebreakers in WWI

The US Division Field Code

The US TELWA code

Compromise of US cipher teleprinter in 1944

The Slidex code

The US AN/GSQ-1 (SIGJIP) speech scrambler

Mister David A.Salmon - The State Department’s master of ciphers

The unfortunate Henry W. Antheil and the State Departments strip cipher

Allen Dulles and the compromise of OSS codes in WWII

Joint Chiefs of Staff evaluation of Office of Strategic Services ciphers

Staff Study on OSS Cryptographic Plan - January 1945

The OSS Bern station and the compromise of State Department codes in WWII

The compromise of the communications of General Barnwell R. Legge, US military attache to Switzerland

Compromise of OWI - Office of War Information communications

Joint Chiefs of Staff evaluation of Office of War Information ciphers

German solution of State Department A-1 Code in 1944

German special intelligence, the M-138 strip cipher and unrest in India

Soviet codes

Compromise of Soviet codes in WWII

Soviet codebreakers of WWII

Soviet signals intelligence and the German Enigma cipher machine

Soviet partisan codes and KONA 6

NKVD operational and high level codes

Soviet 5-figure codes

The Forschungsamt’s biggest success

Bamford, the Russian ‘FISH’ and Unteroffizier Karrenberg - part 1, part 2, part 3

German exploitation of Soviet radio-facsimile traffic

German exploitation of Soviet multichannel radio-teletype networks 1936-1945

Soviet Diplomatic Code 26 and the elusive Dr Roeder

Soviet speech scrambers

The Soviet K-37 ‘Crystal’ cipher machine

American exploitation of Soviet multichannel radio-teletype networks 1946-1956

Soviet naval codes and the Arctic convoys

Soviet pre-arranged form reports

Soviet cipher teleprinters of WWII

Insecure traffic of Soviet GHQ units

German signals intelligence and the Stalingrad offensive

Codebreaking and the Stalingrad pocket battles

British codes

British cryptologic security failures in WWII

The British War Office Cypher

The RAF Cypher

The British Interdepartmental Cypher

Decoding Prime Minister Chamberlain’s messages

B-Dienst vs Bletchley Park - The invasion of Norway and the Battle of the Atlantic

Bletchley Park vs Berlin – The North African Seesaw

Rommel’s Italian savior

SOE codes and Referat Vauck

SOE cryptosystems – The German view

The British Typex cipher machine

The Typex Investigation – A WWII mystery

Typex operational procedures

The British railways code

Polish codes

British report on military and diplomatic Polish codes

Solution of prewar Polish diplomatic code by OKW/Chi

Another look at the reliability of the TICOM reports

Decoding the Warsaw Uprising

Polish Stencil codes and secret agent ‘’Knopf’’

The codes of the Polish Intelligence network in occupied France 1943-44

Forschungsamt success with Polish diplomatic link London-Washington

Typex cipher machines for the Polish Foreign Ministry

French codes

German Signals Intelligence and the battle of France

French Hagelin cipher machines

The French War Ministry’s FLD code

Normandy 1944

Normandy 1944 - Allied estimates of German power

Normandy 1944 – What-if scenarios and the Fortitude deception

German intelligence on operation Overlord

German fuel reserve - Normandy 1944

The Jellyfish radio-teletype link

Compromise of US M-209 cipher machine prior to the invasion of Normandy

Operation Overlord and the secret messages of the BBC

Axis codebreakers

The mystery of the Forschungsamt

A who’s who of German Signals Intelligence

Cryptologic cooperation between Germany and Japan - The State Department's Strip cipher

Italian codebreakers of WWII

Olivetti cipher teleprinter

An easy target - Italian codes and German codebreakers

Overview of KONA units

List of TICOM I reports

List of TICOM M reports

German mathematicians in the cryptologic service

German success with Purple?

Did the German codebreakers solve the Japanese Purple cipher machine? – Information from mr Otto Leiberich

Reich security service and OKW/Chi reports

The codebreakers of the Hungarian General Staff

Japanese codebreakers of WWII

The codebreakers of the Japanese Foreign Ministry and the compromise of US codes prior to Pearl Harbor

Japanese interest in Russian radio-teletype, radio-fax and radio-telephone communications

The Japanese FUJI diplomatic cipher 1941-43

The Japanese TOKI diplomatic cipher 1943-45

The Finnish cryptologic service in WWII

Decoded messages in the Finnish national archives

Estonian signals intelligence service

Deception

German disinformation operations - The 1930’s crises and the mighty Luftwaffe

German disinformation operations - Barbarossa 1941

German disinformation operations - Case Kremlin 1942

Economic intelligence

The code of mr Seymour Parker Gilbert - Agent General for Reparations to Germany

Economic Intelligence by the Forschungsamt


Neutrals and minor Allied codes

The compromise of the Swiss diplomatic Enigma K cipher machine in WWII

Compromise of Greek military and diplomatic communications in WWII

Signals intelligence and codebreaking operations during the Greek-Italian War of 1940-41

Compromise of Iranian codes in WWII

The Irish Government Telegraph Code

The German intercept stations in Spain

The German intercept station in Sofia, Bulgaria

Swedish Army codes and Aussenstelle Halden

The ciphers of Czechoslovakia’s government in exile

The mysterious Irish codebreakers

Wartime exploitation of Turkish codes by Axis and Allied powers

Greek radio stations 1940

The Pope’s codes

Cipher machines

Cipher machines of WWII

The IBM Codatype cipher machine


Enigma cipher machine

Information on the Enigma cipher machine found in the War Diary of Inspectorate 7/VI

The Abwehr’s Enigma G cipher machine and Procedure 63

The compromise of the Croat Enigma K cipher machine by the German Army’s codebreakers

Naval Enigma compromise and the spy in the United States Department of the Navy

Case ‘Wicher’ – Information from the war diary of Inspectorate 7/VI

Enigma security measures

Specialized cryptanalytic machines of WWII

Spies

Allied agents codes and Referat 12

The secret messages of Marshall Tito and General Mihailović

The compromise of Greek partisan radio communications in WWII

Svetova Revoluce and the codes of the Czechoslovak resistance

German counterintelligence operations in occupied France

Sonderkommando Rote Kapelle and the radio network of the French Communist Party
 
Intelligence operations in Switzerland - Hans von Pescatore, Captain Choynacki and General Barnwell R. Legge

An Abwehr success via Moscow

Decoded messages of the Rote Drei

The Abwehr’s assessment of Russian women

Captain Beiko's doppelgänger

Leaders of the Rote Kapelle

Photographic Studios in the German occupied territories and the NKVD

Kurt Jahnke German saboteur, Soviet spy?

Russian Spies in Inspectorate 7

P for Philby?

General Onodera’s intelligence bazaar

Abwehr agent Marina Lee and the Norway campaign

The Abwehr never sleeps. Except on Sundays

The resistance leader ‘King Kong’ and operation Market Garden

Dienstelle Klatt – A case of Soviet deception

A spy in the Kremlin

German communications

Cipher systems of the German Foreign Ministry

Rommel’s microwave link

Exploding telephone poles in the Eastern front

German microwave communications of WWII

German 80mm Photophone - Carl Zeiss Lichtsprechgerät

WWII Statistics

Luftwaffe strength 1941-45

Interesting report on Luftwaffe operations 1941-43

German AFV losses 1941-44

Strength and loss data Eastern Front – part 1

German Tank losses FMS P-059

British Air Forces in France - May 1940

Eastern Front Aircraft Strength and Losses 1941-45

Tank strength and losses – Eastern Front

The German response against the Soviet T-34 and KV tanks

German AFV production 1939-45

German AFV losses in the Eastern Front

RAF forces in Malta 1941-42

RAF Bomber Command strength 1939-45

RAF Fighter Command strength 1939-45

RAF Strength Far East Command – January 1942

RAF strength Med/Middle East - 1941-43

RAF 2nd TAF strength 1944-45

Operational research in Northwest Europe - No. 2 Operational Research Section

British report on German armor piercing projectiles

WWII Myths

WWII Myths – The German war economy was mismanaged

WWII Myths – The Me262 jet fighter and the dumb Fuehrer

WWII Myths - T-34 Best Tank of the war

Australian tanker’s criticism of the T-34 tank

Criticism by Nigel Askey of the ‘Myth of German superiority on the WW2 Eastern Front’

German evaluation of captured Soviet tanks

Recurring problems of Soviet tank design

Combat report of Soviet 10th Tank division - August 1941

Some facts on the Panzer V Panther

Lies, damned lies, and statistics - The case of the unreliable Panther tank

Was the Panther a ‘heavy’ tank?

WWII Myths – Crimea evacuation 1944

WWII Myths – Weak Panzer Divisions after 1940

ULTRA intelligence and Rommel’s convoys

Battle of Britain 1940 - Strength reports and What If scenarios

WWII Myths – Luftwaffe the tactical airforce

WWII Myths – German lack of standardization

WWII Myths - U-boat tankers and ULTRA intelligence

The Mortain counterattack – Effects of ULTRA and airpower

German vs Allied losses – Italian front

WWII Myths – Multitude of German AFV types

WWII Myths – German tank strength in the Battle of France 1940

Book/movie/site reviews

July 2011 to July 2016 - 5 years of Christos military and intelligence corner

TICOM: The Hunt for Hitler’s Codebreakers

Working on the Dark Side of the Moon: Life Inside the National Security Agency

Fake history - ‘The imitation game’ movie review

Victory through airpower

Recommended reading on the Eastern Front

The Tanks of Operation Barbarossa

Book review – ‘Code Warriors: NSA's Codebreakers and the Secret Intelligence War Against the Soviet Union’

‘Ultra’ the end of a myth. The war of the codes between the British and Italian navies. 1934-1945’

Book review - The triumph of Zygalski's sheets: the Polish Enigma in the early 1940

Gulf war studies

The CIA’s assessment of the Yom Kippur War

Encryptors and Radio Intelligence. Shield and Sword of Information World

C.G.McKay’s website ‘Intelligence Past’

New books on Soviet cryptology in WWII

Memoirs of German intelligence officers

Brute Force

War Over the Steppes - The Air Campaigns on the Eastern Front 1941-45

British Tank Production and the War Economy

Stopped at Stalingrad

Strategic Bombing by the United States in World War II: The Myths and the Facts

Behind the Urals: An American Worker in Russia's City of Steel

Normandy 1944

Kursk 1943: A Statistical analysis

Air Power at the Battlefront: Allied Close Air Support in Europe 1943-45

A Hard Way to Make a War: The Allied Campaign in Italy in the Second World War

British Intelligence in the Second World War

Luftwaffe test pilot

Red Storm Rising