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2. SIM Application Toolkit - Wikipedia

   en.wikipedia.org/wiki/SIM_Application_Toolkit

   SIM Application Toolkit. SIM Application Toolkit (STK) is a standard of the GSM system which enables the subscriber identity module (SIM card) to initiate actions which can be used for various value-added services. [1] Similar standards exist for other network and card systems, with the USIM Application Toolkit (USAT) for USIMs used by newer ...

3. Universal integrated circuit card - Wikipedia

   en.wikipedia.org/wiki/Universal_integrated...

   A 25 × 15 mm Vodafone New Zealand SIM card. The universal integrated circuit card (UICC) is the physical smart card (integrated circuit card) used in mobile terminals in 2G (GSM), 3G (UMTS), 4G (LTE), and 5G networks. The UICC ensures the integrity and security of all kinds of personal data, and it typically holds a few hundred kilobytes.

4. Chatr - Wikipedia

   en.wikipedia.org/wiki/Chatr

   Chatr offers plans ranging from $15 to $70, most of which include unlimited Canada-wide calling and international SMS texting. Included mobile data ranges from 0.5 GB to 20.0 GB per month (depending on plan) at 3G speeds; once data allowance has been exhausted, subscribers may continue using data at no extra charge (albeit at much reduced speed) or may optionally purchase more data until their ...

5. SIM lock - Wikipedia

   en.wikipedia.org/wiki/SIM_lock

   SIM lock. A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA [1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks. This is in contrast to a phone (retrospectively called SIM ...

6. International mobile subscriber identity - Wikipedia

   en.wikipedia.org/wiki/International_Mobile...

   The international mobile subscriber identity (IMSI; / ˈɪmziː /) is a number that uniquely identifies every user of a cellular network. [ 1 ] It is stored as a 64-bit field and is sent by the mobile device to the network. It is also used for acquiring other details of the mobile in the home location register (HLR) or as locally copied in the ...

7. Fido (wireless carrier) - Wikipedia

   en.wikipedia.org/wiki/Fido_(wireless_carrier)

   Fido at Pacific Mall Novatel G100, the first GSM/GPRS PC Card modem available in Canada [1] Fido Solutions Inc. is a Canadian mobile network operator owned by Rogers Communications. Since its acquisition by Rogers in 2004, it has operated as a Mobile virtual network operator (MVNO) using the Rogers Wireless network. Fido's logo is a yellow ...