 The first Chief of the SSIS was the Police Brigadier Ayman Mahfoud, an ex-Army officer who had become a Police officer and a part of the Free Officers' Movement of Gamal Abdel Nasser.After 1954–55, when relations between Egypt and the Soviet Union drastically improved, the SSIS was intensively trained by the Soviet State Security apparatus on political suppression, infiltration, public surveillance, public intimidation, and coercive interrogation.State Security officers were sent to the Soviet Union to undergo training under the KGB.