For security purpose-gates are installed so as to avoid crowding at immigration counters and to ensure proper movement of passengers. It check the identity of passengers and allow the security personnel to assess the gesture, suspicion, and behavior of the passenger. An e-gate system confirms the identity of the passenger by using technologies such as face scanning, fingerprint scanning, and iris scanning. In airports these technologies are used both at the departure and arrival gates of the airports so as to ensure validation and verification of passengers at the terminals. Airports are facing security problems due to the increase in number of passengers travelling overseas. E-gates ease the security process and decrease the processing time required per passenger. Passenger processing time ranges between the check-in to the boarding of the flight. The application of automated e-gates helps in improving passenger procedures at airports and also in reducing the time spent by travelers....