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  2. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) A SIM card or SIM (Subscriber Identity Module) is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops).

  3. eSIM - Wikipedia

    en.wikipedia.org/wiki/ESIM

    An eSIM is not removable. An eSIM (embedded SIM) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. First released in March 2016, eSIM is a global specification by the GSMA that enables remote SIM provisioning; end-users can change mobile network operators without the need to physically swap a ...

  4. The latest scams you need to be aware of in 2025 - AOL

    www.aol.com/latest-scams-aware-2025-153000705.html

    SIM swapping: This technique is used by a thief to reassign an individual's number to a SIM card in a phone they control. They can then try to log in to their accounts using codes or links sent to ...

  5. Mobile security - Wikipedia

    en.wikipedia.org/wiki/Mobile_security

    Furthermore, in Android there is the method of locking memory permissions. It is not possible to change the permissions of files installed on the SD card from the phone, and consequently it is impossible to install applications. [52] [53] [54] Memory protection In the same way as on a computer, memory protection prevents privilege escalation ...

  6. GSM - Wikipedia

    en.wikipedia.org/wiki/GSM

    A nano sim used in mobile phones. One of the key features of GSM is the Subscriber Identity Module, commonly known as a SIM card. The SIM is a detachable smart card [2] containing a user's subscription information and phone book. This allows users to retain their information after switching handsets.

  7. Mobile broadband modem - Wikipedia

    en.wikipedia.org/wiki/Mobile_broadband_modem

    An Internet-accessing smartphone may have the same capabilities as a standalone modem, and, when connected via a USB cable to a computer, can serve as a modem for the computer. Smartphones with built-in Wi-Fi also typically provide routing and wireless access point facilities. This method of connecting is commonly referred to as "tethering." [9]

  8. Samsung NC10 - Wikipedia

    en.wikipedia.org/wiki/Samsung_NC10

    The Samsung NC10 (Samsung SENS NC10 in South Korea) is a subnotebook/netbook computer designed by Samsung.At the time of its introduction (2008), it was noted for its combination of a 10.2" screen and large 6-cell battery as standard, giving a battery life of up to 7.5 hours, [1] a large hard disk drive and a release price of 499 USD (299 GBP).

  9. Intel XMM modems - Wikipedia

    en.wikipedia.org/wiki/Intel_XMM_Modems

    The Intel XMM modems are a series of 4G LTE, LTE Advanced, LTE Advanced Pro and 5G modems found in many phones, tablets, laptops and wearables (sans 5g-technology) developed by Intel Mobile Communications. [1]