Georges Painvin
French industrialist
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Georges Jean Painvin was a French geologist and industrialist, best known as the cryptanalyst who broke the ADFGX/ADFGVX cipher used by the Germans during the First World War. Wikipedia
Born: January 28, 1886, Paris, France
Died: January 21, 1980 (age 93 years), 16th arrondissement, Paris, France
Education: École Polytechnique, École des Mines de Paris, and Corps des mines