Nasser gave asylum and jobs to German/Nazi scientists among others so that they could work in his secret arms works.
There was a bomb explosion either in Egypt or Syria which killed several of these people, possibly in the late 60’s which led to most of them leaving those countries.
The Mossad never forgives or forgets, and throw one helluva party when they find them.
Simon Weisenthal was one of my sources on this. He also sent me two studies entitled “Ex-Nazis in the Pankow (other title, in the East German) Government” produced by the International Association of Free Journalists.
There were some 200 ex Nazis at the Arab regime of Nasser. The influx began earlier when the Mufti helped some escape to Egypt in the early 1950s. Any wonder why Israel would use against them a double agent?