The ASF was established in 1976 under the Airports Security Force Act LXXVII of 1975 initially as the Directorate within the Department of Civil Aviation . After the hijacking of a Pakistan International Airlines aircraft in March 1981 , sensing the contradictory requirements of security and facilitation , the Airports Security Force ( ASF ) was separated , and in December 1983 , was placed under the folds of the Ministry of Defence
Pakistan International Airlines aircraft in March 1981
1981 Pakistan International Airlines hijacking
Sky marshal