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Genevieve Grotjan Feinstein (1912-2006) est une mathématicienne et cryptanalyste américaine. Elle travaille pour le Signals Intelligence Service pendant la Seconde Guerre Mondiale , où elle joue un rôle important dans le déchiffrement de la machine à chiffrement japonaise Purple ; elle travaille plus tard pour le projet Venona ...
Genevieve Marie Grotjan Feinstein (April 30, 1913 – August 10, 2006) was an American mathematician and cryptanalyst. She worked for the Signals Intelligence Service throughout World War II, during which time she played an important role in deciphering the Japanese cryptography machine Purple, and later worked on the Cold War-era Venona project .
Women in American Cryptology Honoree. Genevieve Grotjan Feinstein was a skilled cryptanalyst whose discovery in September 1940 changed the course of history. Her successful breakthrough enabled the Army Signal Intelligence Service (SIS) to build an analog machine that solved the Japanese diplomatic system known as "Purple."
This lesson shares the background of three of these women: Genevieve Grotjan Feinstein, Ada Stemple Nestor, and Ann Caracristi, who all were recruited and served for SIS at Arlington Hall Station. Each profile shares detailed accompanying source readings describing their time in service.
IT WAS SEPT. 20, 1940, a hot, sticky day, and Genevieve Grotjan (BA ’36) was calmly scrutinizing the enciphered messages spread out before her on a plain wooden table—as she had been doing on a near daily basis for the past year. The pressure was unrelenting on members of her small U.S. Army Signal Intelligence Service (SIS) team to unravel ...
Genevieve Grotjan Feinstein, geborene Genevieve Grotjan, (* 30. April 1913 in Buffalo, New York; † 10. August 2006 in Fairfax, Virginia) war eine US-amerikanische Mathematikerin und Kryptologin. Feinstein wollte zunächst Mathematiklehrerin werden und bewarb sich 1939 als Kryptologin für die US-Regierung.
23 oct. 2017 · Cryptographer Genevieve Grotjan Feinstein received an exceptional civilian service award from Brig. Gen. P.E. Peabody in May 1946. Feinstein was a junior cryptologist with the signal intelligence service and participant in solving the “Purple Code” during World War II. (National Archives, RG 457)
