File:Dorothy T Blum 1924 1980.jpg

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DescriptionDorothy T Blum 1924 1980.jpg	English: Dorothy Toplitzky Blum (February 21, 1924 – October 1980)[1] was an American computer scientist and cryptanalyst. She worked for the National Security Agency and its predecessors from 1944 until her death in 1980.
Date	12 April 2016
Source	https://www.nsa.gov/about/cryptologic_heritage/hall_of_honor/2004/blum.shtml
Author	NSA

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