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  2. Remote SIM provisioning - Wikipedia

    en.wikipedia.org/wiki/Remote_SIM_provisioning

    In practise "eSIM upgrade" in the form of a normal SIM card [4] is possible (using the Android 9 eSIM APIs) or eSIM can be included into an SOC. [5] The requirement of GSMA certification is that personalisation packet is decoded inside the chip and so there is no way to dump Ki, OPc and 5G keys.

  3. eUICC - Wikipedia

    en.wikipedia.org/wiki/EUICC

    eUICC can refer to any implementation or application of the eUICC standards in an eSIM device. Each implementation of eUICC includes software code, a processor to emulate the software, non-volatile memory used to store the unique identifiers and cryptographic keys that are part of a SIM profile, and a bus interface to communicate the SIM profile to the mobile device. eUICC standards specify ...

  4. SIM Application Toolkit - Wikipedia

    en.wikipedia.org/wiki/SIM_Application_Toolkit

    Change in applications and menus stored on the SIM is difficult after the customer takes delivery of the SIM and sometimes may be recognized as surveillance software. To deliver updates, either the SIM must be returned and exchanged for a new one (which can be costly and inconvenient) or the application updates must be delivered over-the-air ...

  5. eSIM - Wikipedia

    en.wikipedia.org/wiki/ESIM

    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 SIM from the device.

  6. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Apple eSIM supported Worldwide Service Provider [613] Get Mobile Depends on region LTE, 5G Apple/Android/Windows and Connected Car eSIM Supported. Can pay by day, weeks or month. Multi-region is available to allow customers to use the same service in multiple countries. KnowRoaming Telna GSM OneSimCard: AT&T & T-Mobile 2G/3G/4G/5G Telna Telna GSM

  7. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    The same article dictates the customer can request the unlock code for free after 12 months from the purchase date, no matter if the contract is still in place. The sole exception is if the customer cancels the contract before its end and pays the remaining cost, at which point the customer can request the device be unlocked at any time.

  8. Over-the-air update - Wikipedia

    en.wikipedia.org/wiki/Over-the-air_update

    These updates may add features, patch security vulnerabilities, or fix software bugs. The two main mobile operating systems are iOS and Android. iOS gained support for over-the-air updates in iOS 5. [9] iOS updates are distributed exclusively by Apple, resulting in wide availability and relatively high adoption rates. Major iOS releases are ...

  9. Mobile network codes in ITU region 2xx (Europe) - Wikipedia

    en.wikipedia.org/wiki/Mobile_network_codes_in...

    This list contains the mobile country codes (MCC) and mobile network codes (MNC) for networks with country codes between 200 and 299, inclusive. This range covers Europe, as well as: the Asian parts of the Russian Federation and Turkey; Georgia; Armenia; Greenland; the Azores and Madeira as parts of Portugal; and the Canary Islands as part of Spain.