alb5408362

William Friedman and Elizebeth Smith Friedman, American Cryptanalysts

William F. Friedman (1891-1969) was a US Army cryptographer who ran the research division of the Army's Signal Intelligence Service in the 1930s and 1950s. In 1940, subordinates of his led by Frank Rowlett broke Japan's PURPLE cipher. Elizebeth Smith Friedman (1892-1980) is considered America's first female cryptanalyst. During World War II, Friedman's unit was the principal U.S. source of intelligence on Operation Bolívar, the clandestine German network in South America.

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Titre:

William Friedman and Elizebeth Smith Friedman, American Cryptanalysts

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William F. Friedman (1891-1969) was a US Army cryptographer who ran the research division of the Army's Signal Intelligence Service in the 1930s and 1950s. In 1940, subordinates of his led by Frank Rowlett broke Japan's PURPLE cipher. Elizebeth Smith Friedman (1892-1980) is considered America's first female cryptanalyst. During World War II, Friedman's unit was the principal U.S. source of intelligence on Operation Bolívar, the clandestine German network in South America.

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Album / Science Source

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Taille de l'image:

2279 x 1834 px | 12.0 MB

Taille d'impression:

19.3 x 15.5 cm | 7.6 x 6.1 in (300 dpi)

Mots clés:

1939-1945 • CÉLÈBRE • CELEBRITE • DEUXIEME GUERRE MONDIALE • GRANDE GUERRE • GUERRE 14-18 • GUERRE 1914-1918 • GUERRE MONDIALE I • GUERRE MONDIALE II • HOMME • PERSONNE • PREMIERE GUERRE MONDIALE (1914-1918) • PREMIERE GUERRE MONDIALE • SECONDE GUERRE MONDIALE