Upcoming essays
After finally receiving the documents I was waiting for I can write a detailed essay about the compromise of Soviet codes in WWII. Within the month I’ll also try to cover other interesting cases such...
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I have uploaded TICOM report DF-176 'Answers written by professor doctor Wolfgang Franz to questions of ASA Europe' - 1949. Acquired through the NSA’s FOIA office.Available from my Google Docs and...
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Professor Wolfgang Franz and OKW/Chi’s mathematical research department
Nazi Germany had several codebreaking agencies both military and civilian. The armed forces had separate agencies for the Army, Navy and Airforce plus there were codebreaking departments in the Foreign...
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Case ‘Wicher’ – Information from the war diary of Inspectorate 7/VI
In the Second World War the Allies and the Axis fought battles not only with tanks, aircraft and infantry but also in the fields of signals intelligence and cryptology. Both sides tried to protect...
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The French War Ministry’s FLD code
In May 1940 Germany shocked the world by defeating the combined forces of France, Britain, Belgium and Holland in a short land campaign. Unlike World War I that had ended in millions of deaths and a...
View ArticleCompromise of Soviet codes in WWII – the good, the bad and the unexpected
After covering the cryptologic failures of the United States and Britain in WWII, i’m currently writing a summary of the compromise of Soviet codes in WWII, however there are some good news and some...
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I have uploaded TICOM report DF-105 ‘Determination of the Absolute Setting of the AM-1 (M-209) by Using Two Messages with Different Indicators’. Acquired through the NSA’s FOIA office.Available from my...
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I have uploaded TICOM report DF-111 ‘Comments on various cryptologic matters’. Acquired through the NSA’s FOIA office. Available from my Google docs and Scribd accounts.I have rewritten Soviet...
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Compromise of Soviet codes in WWII
Signals intelligence and codebreaking played an important role in WWII. British and American codebreakers solved many important Axis crypto systems, such as the German Enigma machine and the Japanese...
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Svetova Revoluce and the codes of the Czech resistance
At the end of the First World War the multiethnic Austro-Hungarian Empirecollapsed and out of its ruins emerged several new countries. One of these was Czechoslovakia, containing the Czech areas of...
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Compromise of OWI - Office of War Information communications
In 1942 the US government created a new organization called the Office of War Information, headed by Elmer Davis. This organization absorbed the functions of several other government departments such...
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Sonderkommando Rote Kapelle and the radio network of the French Communist Party
The Soviet Union was a secretive state convinced that the capitalist world was plotting to invade and destroy it. In order to avert such a development the Soviet government financed and organized the...
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Upcoming essays
I think that I’ve covered practically all the important cryptologic cases of WWII in my current essays. In order to write more I’ll need access to files that the NSA is in the process of declassifying...
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I have added information in:Swedish Army codes and Aussenstelle HaldenWartime exploitation of Turkish codes by Axis and Allied powers
View ArticleNot quite true…
During WWII the top Allied officials in the US and the UK frequently communicated via a radio-telephone link protected by the Bell Labs A-3 speech scrambler. This device was not secure enough to be...
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I have added information from the War diary of Inspectorate 7/VI and KONA 4 in The secret messages of Marshall Tito and General Mihailović.
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For Victor from Burns
In the period 1942-45 the Office of Strategic Services station in Bern, Switzerland (headed by Allen Dulles) collected information from occupied Europe and transmitted intelligence reports back to...
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I have added new messages in Compromise of OWI - Office of War Information communications.
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