Abraham Sinkov

Abraham Sinkov
Born(1907-08-22)August 22, 1907
Philadelphia, Pennsylvania, U.S.
DiedJanuary 19, 1998(1998-01-19) (aged 90)
Alma mater
Scientific career
FieldsCryptography, Mathematics
Institutions
Thesis Families of Groups Generated by Two Operators of the Same Order  (1933)
Doctoral advisorFrancis 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.