In the fields of physical security and information security, access control is the selective restriction of access to a place or other resource. The act of accessing may mean consuming, entering, or using. Permission to access a resource is called authorization. Locks and login credentials are two analogous mechanisms of access control.
A boom barrier, also known as a boom gate, is a bar, or pole pivoted to allow the boom to block vehicular access through a controlled point. Typically the tip of a boom gate rises in a vertical arc to a near vertical position. Boom gates are often counterweighted, so the pole is easily tipped.
It is pedestrian barrier installed in conjunction with any access control system provides valuable assistance to security personnel at any monitored entrance. This is available as a single- or multiple-lane setup .Flap Barrier & Turnstiles are compatible with most access control systems, such as magnetic, biometric and proximity readers.