- -1184.8 Anti Pass BackAnti Pass Back is a type of access control when users access anA/S zone. They cannot have an access in and out of a placewithout authentication. (access will be allowed only withauthentication)Access Manager provides Anti Pass Back by zone in order to dothe above.What is Anti Pass Back by zone?When authentication took place at an entrance to zone A, userscan move to zone B only when they get authentication at an exit ofzone A. If they try to move to zone B without authentication, AntiPass Back Error occurs. What is an AreaZone ID 1Zone ID 2Terminal 2Term-inal 1