Abraham Sinkov

Abraham Sinkov
Abraham Sinkov
Born	August 22, 1907; Philadelphia, Pennsylvania, U.S.
Died	January 19, 1998 (aged 90); Maricopa, Arizona, U.S.
Citizenship	American
Alma mater	City College of New York, B.S.; George Washington University, Ph.D;
	Scientific career
Fields	Cryptography, Mathematics
Institutions	University of Maryland; National Security Agency; Arizona State University;
Thesis	Families of Groups Generated by Two Operators of the Same Order (1933)
Doctoral advisor	Francis Edgar Johnston

Abraham Sinkov (August 22, 1907 – January 19, 1998) was a US cryptanalyst. An early employee of the U.S. Army's Signal Intelligence Service, he held several leadership positions during World War II, transitioning to the new National Security Agency after the war, where he became a deputy director. After retiring in 1962, he taught mathematics at Arizona State University.

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