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  2. Access control - Wikipedia

    en.wikipedia.org/wiki/Access_control

    When access is denied based on the access control list, the door remains locked. If there is a match between the credential and the access control list, the control panel operates a relay that in turn unlocks the door. The control panel also ignores a door open signal to prevent an alarm.

  3. Brivo - Wikipedia

    en.wikipedia.org/wiki/Brivo

    Steve Van Till (president and CEO) Carter Griffin (co-founder) Tim Ogilvie (co-founder) Mark Stein (co-founder) Products. Cloud access control system. Website. www.brivo.com. Brivo, Inc. is a smart building company providing cloud-based access control and video surveillance products for physical security and internet of things applications.

  4. Video door-phone - Wikipedia

    en.wikipedia.org/wiki/Video_door-phone

    A video door-phone (also known as a video door entry or video intercom) is a stand-alone intercom system used to manage calls made at the entrance to a building ( residential complex, detached family home, workplace, etc.) with access controlled by audiovisual communication between the inside and outside. The main feature of video door entry is ...

  5. Electric strike - Wikipedia

    en.wikipedia.org/wiki/Electric_strike

    Electric strike. Electric strike with monitoring contact. An electric strike is an access control device used for door frames. It replaces the fixed strike faceplate often used with a latch (also known as a keeper ). Like a fixed strike plate, it normally presents a ramped or beveled surface to the locking latch allowing the door to close and ...

  6. 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 ...

  7. Door phone - Wikipedia

    en.wikipedia.org/wiki/Door_phone

    Door phone. A door phone or door bell phone is a set of electrical and electronic elements used to handle communication between a resident in a house, apartment or villa and a guest outside. The device can also lock or unlock the door it has been configured to work with. Door phones have been used across a variety of commercial and residential ...

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