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Entrance to HM Prison Edinburgh. 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.
Two mantraps (one a "humane" type) and a spring gun. A mantrap is a mechanical physical security device for catching poachers, art thieves and other trespassers. [1] [unreliable source?] They have taken many forms, the most usual being similar to a large foothold trap, the steel springs being armed with teeth which meet in the victim's leg. In ...
A turnstile (also called a gateline, baffle gate, automated gate, turn gate in some regions) is a form of gate which allows one person to pass at a time.
New York Gov. Kathy Hochul has announced a new $77 million plan to clamp down on subway crime, while the MTA has also begun installing spikes on some of its turnstiles to stop fare evaders.
Physical security systems for protected facilities can be intended to: [2] [3] [4] deter potential intruders (e.g. warning signs, security lighting); detect intrusions, and identify, monitor and record intruders (e.g. security alarms, access control and CCTV systems);
The MTA is slowly modifying turnstiles throughout the system to keep would-be fare-jumpers from slipping through. Maintenance teams have begun making adjustments to the turnstile mechanism to keep ...
Common physical security access control with a finger print 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.
No Tailgating sign at Apple Inc. office. In security, piggybacking, similar to tailgating, refers to when a person tags along with another person who is authorized to gain entry into a restricted area, or pass a certain checkpoint. [1]
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