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2. Access control - Wikipedia

   en.wikipedia.org/wiki/Access_control

   A sailor checks an identification card (ID) before allowing a vehicle to enter a military installation. In physical security and information security, access control ( AC) is the selective restriction of access to a place or other resource, while access management describes the process. The act of accessing may mean consuming, entering, or ...

3. Optical turnstile - Wikipedia

   en.wikipedia.org/wiki/Optical_turnstile

   An optical turnstile is a physical security device designed to restrict or control access to a building or secure area. Optical turnstiles are usually a part of an access control system, which also consists of software, card readers, and controllers. Optical turnstiles operate much like regular mechanical turnstiles, except that they rely ...

4. Turnstile - Wikipedia

   en.wikipedia.org/wiki/Turnstile

   The drop-arm optical turnstile is a combination of the security of a tripod or barrier turnstile and a fully optical turnstile. The lanes can have either single or double arms. When access is granted the arms drop into recesses in the cabinet. Once the arms drop out of the way, the turnstile functions as a fully optical turnstile.

5. Mantrap (access control) - Wikipedia

   en.wikipedia.org/wiki/Mantrap_(access_control)

   A mantrap, security mantrap portal, airlock, sally port or access control vestibule is a physical security access control system comprising a small space with two sets of interlocking doors, such that the first set of doors must close before the second set opens. [1] [2] [3] Airlocks have a very similar design, allowing free ingress and egress ...

6. Physical security - Wikipedia

   en.wikipedia.org/wiki/Physical_security

   Physical security describes security measures that are designed to deny unauthorized access to facilities, equipment, and resources and to protect personnel and property from damage or harm (such as espionage, theft, or terrorist attacks). [1] Physical security involves the use of multiple layers of interdependent systems that can include CCTV ...

7. Automatic Systems (company) - Wikipedia

   en.wikipedia.org/wiki/Automatic_Systems_(company)

   Turnstiles, swing gates and security doors are installed in the hall of office buildings, public and private administrations, industries, leisure and sports centers. Passenger access control Automatic access control gates, ePassport gates and anti-reflow doors are mainly installed in Metro/Tram stations, [24] airports, railway, bus and ferry ...