When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Covert listening device - Wikipedia

    en.wikipedia.org/wiki/Covert_listening_device

    The use of bugs, called bugging, or wiretapping is a common technique in surveillance, espionage and police investigations. Self-contained electronic covert listening devices came into common use with intelligence agencies in the 1950s, when technology allowed for a suitable transmitter to be built into a relatively small package.

  3. Cellphone surveillance - Wikipedia

    en.wikipedia.org/wiki/Cellphone_surveillance

    Cellphone surveillance (also known as cellphone spying) may involve tracking, bugging, monitoring, eavesdropping, and recording conversations and text messages on mobile phones. [1] It also encompasses the monitoring of people's movements, which can be tracked using mobile phone signals when phones are turned on.

  4. Surveillance - Wikipedia

    en.wikipedia.org/wiki/Surveillance

    The vast majority of computer surveillance involves the monitoring of data and traffic on the Internet. [9] In the United States for example, under the Communications Assistance For Law Enforcement Act, all phone calls and broadband Internet traffic (emails, web traffic, instant messaging, etc.) are required to be available for unimpeded real-time monitoring by federal law enforcement agencies.

  5. Surveillance (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Surveillance_(disambiguation)

    Computer surveillance, performing surveillance of computer activity; Disease surveillance, an epidemiological practice by which the spread of disease is monitored; Surveillance abuse, the use of surveillance methods to monitor an individual or group in a way that violates the social norms or laws of a society

  6. Sousveillance - Wikipedia

    en.wikipedia.org/wiki/Sousveillance

    Inverse surveillance is a subset of sousveillance with an emphasis on "watchful vigilance from underneath" and a form of surveillance inquiry or legal protection involving the recording, monitoring, study, or analysis of surveillance systems, proponents of surveillance, and possibly also recordings of authority figures.

  7. Countersurveillance - Wikipedia

    en.wikipedia.org/wiki/Countersurveillance

    Countersurveillance refers to measures that are usually undertaken by the public to prevent surveillance, [1] including covert surveillance.Countersurveillance may include electronic methods such as technical surveillance counter-measures, which is the process of detecting surveillance devices.

  8. Category:Surveillance - Wikipedia

    en.wikipedia.org/wiki/Category:Surveillance

    C. Cellphone surveillance; Channel Zero (video encoding) Chatter (signals intelligence) Click path; Closed-circuit television; Closed-circuit television camera

  9. Physical security - Wikipedia

    en.wikipedia.org/wiki/Physical_security

    Physical security involves the use of multiple layers of interdependent systems that can include CCTV surveillance, security guards, protective barriers, locks, access control, perimeter intrusion detection, deterrent systems, fire protection, and other systems designed to protect persons and property.