Walter (Walther) Rauff (19 June 1906 – 14 May 1984) was a mid-ranking SS commander in Nazi Germany. From January 1938, he was an aide of Reinhard Heydrich firstly in the Security Service (Sicherheitsdienst or SD,), later in the Reich Security Main Office. He worked for the Federal Intelligence Service of West Germany (Bundesnachrichtendienst) between 1958 and 1962,[1] and was subsequently employed by the Mossad,[2] the Israeli secret service.