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  2. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    SIM cards are identified on their individual operator networks by a unique international mobile subscriber identity (IMSI). Mobile network operators connect mobile phone calls and communicate with their market SIM cards using their IMSIs. The format is: The first three digits represent the Mobile country code (MCC).

  3. Emergency telephone number - Wikipedia

    en.wikipedia.org/wiki/Emergency_telephone_number

    911. 112 and 911. Other number, no redirection or redirection for mobile phones only. An emergency telephone number is a number that allows a caller to contact local emergency services for assistance. The emergency number differs from country to country; it is typically a three-digit number so that it can be easily remembered and dialed quickly.

  4. GSM - Wikipedia

    en.wikipedia.org/wiki/GSM

    Subscriber Identity Module (SIM) 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 containing a user's subscription information and phone book. This allows users to retain their information after switching handsets.

  5. Cherokee vote passes: NC's first recreational marijuana ... - AOL

    www.aol.com/cherokee-vote-passes-ncs-first...

    Medical marijuana cards required until recreational opens Until recreational marijuana opens at the Great Smoky Cannabis Co. dispensary, a medical marijuana card is required to purchase at the ...

  6. Phone cloning - Wikipedia

    en.wikipedia.org/wiki/Phone_cloning

    GSM cloning occurs by copying a secret key from the victim SIM card, [3] typically not requiring any internal data from the handset (the phone itself). GSM handsets do not have ESN or MIN, only an International Mobile Equipment Identity (IMEI) number. There are various methods used to obtain the IMEI. The most common method is to eavesdrop on a ...

  7. The next generation of phones will make SIM cards obsolete

    www.aol.com/news/2015-07-17-the-next-generation...

    The era of the SIM card might be about the end. That little plastic card that allows your phone to connect to a specific carrier is about to be replaced by what Samsung and Apple called ...

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