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Access control system are the electronic systems taht are designed to control through a network and they should have an access to a network. access control system recognizes authenticates snd authorizes entry of a person to enter into the premise thereby giving complete protection ensuring security with the system. access control is the selctive restiction of access to a place or other resource while access management describes the process. The act of accessing may mean consuming , entering, or using . premission to access a resource is called authorization .An access control system is also known as controller . For more visit  Access control systems in Dubai An access controlled entry such as door, parking gate ,elevator etc.Access control system has lot of benefits that is electronic access control uses computers to solve the limitations of mechanical locks and keys. a wide range of credentials can be used to replace mechanical keys. The electronic access control system grants access based on the credential presented. When access is granted ,the door is unlocked for a predetermined time and the transaction is recorded. When access is refused , the door remains locked and the attempted access is recorded .the system ill also monitor the door and alarms if the door is forced open or held open too long after being unlocked.