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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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Title:
William Friedman and Elizebeth Smith Friedman, American Cryptanalysts
Caption:
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.
Credit:
Album / Science Source
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Image size:
2279 x 1834 px | 12.0 MB
Print size:
19.3 x 15.5 cm | 7.6 x 6.1 in (300 dpi)
Keywords:
1ST WORLD WAR • AMERICA • BW • CELEBRITY • CIPHER • CODEBREAKER • CRACKING • CRYPTANALYSIS • CRYPTANALYST • CRYPTOGRAPHER • DECODING • DECRYPTION • ELIZABETH FRIEDMAN • ELIZEBETH FRIEDMAN • ELIZEBETH SMITH FRIEDMAN • ENCRYPTION • FAMOUS • FEMALE • FIRST WORLD WAR • FIRST • HISTORY • MALE • MAN • MEN • MILITARY • PERSON • PURPLE CIPHER • TOP SECRET • USA • WAR • WILLIAM F. FRIEDMAN • WILLIAM FRIEDMAN • WOMAN • WORLD WAR I (1914-18) • WORLD WAR I • WORLD WAR II • WWI