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  2. Vivint - Wikipedia

    en.wikipedia.org/wiki/Vivint

    In 1999, Keith Nellesen and Todd Pedersen co-founded APX Alarm Security Solutions in Lehi, Utah. [4] [5] At the time, the company sold and installed security systems. [4] APX Alarm Security Solutions rebranded as Vivint in February 2011. [4] [6] Vivint was acquired by The Blackstone Group in November 2012. [7]

  3. Standards for Alarm Systems, Installation, and Monitoring

    en.wikipedia.org/wiki/Standards_for_Alarm...

    Revised tests for power supply overload and endurance, as well as updates to the Destructive Attack Test. These updates ensure that UL 294 stays current with technological advancements and changing security needs, ensuring that access control systems provide reliable and effective security solutions.

  4. Power system protection - Wikipedia

    en.wikipedia.org/wiki/Power_system_protection

    There are two aspects of reliable operation of protection systems: dependability and security. [8] Dependability is the ability of the protection system to operate when called upon to remove a faulted element from the power system. Security is the ability of the protection system to restrain itself from operating during an external fault.

  5. Security alarm - Wikipedia

    en.wikipedia.org/wiki/Security_alarm

    Wireless home alarm system control panel A house alarm. A security alarm is a system designed to detect intrusions, such as unauthorized entry, into a building or other areas, such as a home or school. Security alarms protect against burglary or property damage, as well as against intruders.

  6. G4S Secure Solutions - Wikipedia

    en.wikipedia.org/wiki/G4S_Secure_Solutions

    G4S Secure Solutions (USA) is an American/British-based security services company, and a subsidiary of G4S plc. It was founded as The Wackenhut Corporation in 1954, in Coral Gables, Florida , by George Wackenhut and three partners (all former FBI agents).

  7. Physical security - Wikipedia

    en.wikipedia.org/wiki/Physical_security

    Private guard of a Chinese factory. Security personnel play a central role in all layers of security. All of the technological systems that are employed to enhance physical security are useless without a security force that is trained in their use and maintenance, and which knows how to properly respond to breaches in security.

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