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  2. Stingray phone tracker - Wikipedia

    en.wikipedia.org/wiki/Stingray_phone_tracker

    The standard systems are not "high power" and thus can be overpowered by secret systems using much more boosted power that can then take over a user's cell phone. If overpowered that way, a cell phone will not indicate the change due to the secret radio being programmed to hide from normal detection.

  3. Cellphone surveillance - Wikipedia

    en.wikipedia.org/wiki/Cellphone_surveillance

    Intentionally hiding a cell phone in a location is a bugging technique. Some hidden cellphone bugs rely on Wi-Fi hotspots, rather than cellular data, where the tracker rootkit software periodically "wakes up" and signs into a public Wi-Fi hotspot to upload tracker data onto a public internet server.This is also legal

  4. UMTS security - Wikipedia

    en.wikipedia.org/wiki/UMTS_security

    The Universal Mobile Telecommunications System is one of the new ‘third generation’ 3G mobile cellular communication systems. UMTS builds on the success of the ‘second generation’ GSM system. One of the factors in the success of GSM has been its security features.

  5. IMSI-catcher - Wikipedia

    en.wikipedia.org/wiki/IMSI-catcher

    A virtual base transceiver station (VBTS) [5] is a device for identifying the temporary mobile subscriber identity (TMSI), international mobile subscriber identity (IMSI) of a nearby GSM mobile phone and intercepting its calls, some are even advanced enough to detect the international mobile equipment identity (IMEI).

  6. Triggerfish (surveillance) - Wikipedia

    en.wikipedia.org/wiki/Triggerfish_(surveillance)

    Triggerfish describes a technology of cell phone interception and surveillance using a mobile cellular base station (microcell or picocell). The devices are also known as cell-site simulators or digital analyzers.

  7. Mobile security - Wikipedia

    en.wikipedia.org/wiki/Mobile_security

    Mobile security, or mobile device security, is the protection of smartphones, tablets, and laptops from threats associated with wireless computing. [1] It has become increasingly important in mobile computing. The security of personal and business information now stored on smartphones is of particular concern. [2]

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