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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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Título:
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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Tamaño imagen:
2279 x 1834 px | 12.0 MB
Tamaño impresión:
19.3 x 15.5 cm | 7.6 x 6.1 in (300 dpi)
Palabras clave:
AGRIETAMIENTO • AMERICA • BLANCO Y NEGRO • ESTADOS UNIDOS DE AMERICA • FAMOSO • GUERRA MUNDIAL I • GUERRA • HISTORIA • HOMBRE • MASCULINO • MILITAR • MUJER • PERSONA • PRIMERA GUERRA MUNDIAL • PRIMERO • RETRATO DE HOMBRE • SEGUNDA GUERRA MUNDIAL