Hans-Thilo Schmidt, Date of Birth, Place of Birth, Date of Death
TweetHans-Thilo Schmidt
German cryptographer
Date of Birth: 
Place of Birth: Berlin
About Hans-Thilo Schmidt
- Hans-Thilo Schmidt (13 May 1888 – 19 September 1943) codenamed Asché or Source D, was a spy who, during the 1930s, sold secrets about the Germans' Enigma machine to the French.
- The materials he provided facilitated Polish mathematician Marian Rejewski's reconstruction of the wiring in the Enigma's rotors and reflector; thereafter the Poles were able to read a large proportion of Enigma-enciphered traffic.
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