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  2. IMSI-catcher - Wikipedia

    en.wikipedia.org/wiki/IMSI-catcher

    A targeted mobile phone is sent signals where the user will not be able to tell apart the device from authentic cell service provider infrastructure. [16] This means that the device will be able to retrieve data that a normal cell tower receives from mobile phones if registered. [16]

  3. SIM swap scam - Wikipedia

    en.wikipedia.org/wiki/SIM_swap_scam

    A SIM swap scam (also known as port-out scam, SIM splitting, [1] simjacking, and SIM swapping) [2] is a type of account takeover fraud that generally targets a weakness in two-factor authentication and two-step verification in which the second factor or step is a text message (SMS) or call placed to a mobile telephone.

  4. Mobile tower fraud - Wikipedia

    en.wikipedia.org/wiki/Mobile_tower_fraud

    Mobile tower fraud" may be defined as a type of mass marketing fraud with advance fee fraud characteristics, where the central scheme is the installation of a mobile tower in the victim's property. The victims are lured by the promise of huge rental income. Mobile tower fraudsters are targeting individuals of all ages and demographics.

  5. O2 now lets you swap your phone as often as you like - AOL

    www.aol.com/news/o2-now-lets-swap-phone...

    While most phone contracts tie you in for two years or more, O2 Switch Up lets you swap and change a lot more regularly

  6. Mobile phone signal - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_signal

    A mobile phone signal (also known as reception and service) is the signal strength (measured in dBm) received by a mobile phone from a cellular network (on the downlink). Depending on various factors, such as proximity to a tower , any obstructions such as buildings or trees, etc. this signal strength will vary.

  7. Mobile phone tracking - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_tracking

    An indoor location tracking map on a mobile phone. Mobile phone tracking is a process for identifying the location of a mobile phone, whether stationary or moving. . Localization may be affected by a number of technologies, such as the multilateration of radio signals between (several) cell towers of the network and the phone or by simply

  8. Cellular network - Wikipedia

    en.wikipedia.org/wiki/Cellular_network

    The most common example of a cellular network is a mobile phone (cell phone) network. A mobile phone is a portable telephone which receives or makes calls through a cell site (base station) or transmitting tower. Radio waves are used to transfer signals to and from the cell phone. Modern mobile phone networks use cells because radio frequencies ...

  9. Local number portability - Wikipedia

    en.wikipedia.org/wiki/Local_number_portability

    Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for mobile phone lines, refers to the ability of a "customer of record" of an existing fixed-line or mobile telephone number assigned by a local exchange carrier (LEC) to reassign the number to another carrier ("service provider portability"), move it to another location ("geographic portability"), or ...