Colonel General Viktor Semyonovich Abakumov (Russian: Виктор Семёнович Абакýмов) (1894 - 1954), was a high level Soviet security official. From 1943 to 1946 he was the head of the GUKR (Chief Military Counterintelligence Directorate) better known as SMERSH, and from 1946 to 1951 was Minister of State Security. Stalin eventually tried him for his role in the Leningrad Affair and he was executed by firing squad on December 18, 1954.