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  2. Multi-SIM card - Wikipedia

    en.wikipedia.org/wiki/Multi-SIM_card

    Multi-SIM technology allows cloning up to 12 GSM SIM cards (of format COMP128v1) into one card. The subscriber can leave the original cards in a secure place and use only the multi-SIM card in day to day life. For telecom operator-provided cards, only the Group MSISDN number is known to multi-SIM subscribers.

  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. 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).

  5. Turbo SIM - Wikipedia

    en.wikipedia.org/wiki/Turbo_SIM

    The most common purpose of the Turbo SIM is to spoof the IMSI number and authentication key (Ki) supplied by the SIM card to the network, allowing phones locked to use only a particular network such as the Apple iPhone, [4] [5] [6] and more recently NTT DoCoMo and SoftBank phones, to be used on any mobile network with which they are technically ...

  6. Airtel India - Wikipedia

    en.wikipedia.org/wiki/Airtel_India

    Airtel launched 4G services on mobile from February 2014. The first city to get the service was Bangalore. [24] [25] Airtel has started their 4G services in Karnal and Yamunanagar in Haryana on 16 June 2015. [26] Airtel 4G trials has been started in Delhi from 18 June 2015. [27] Airtel had 95,173,000 4G subscribers as of June 2019. [28]

  7. Phone cloning - Wikipedia

    en.wikipedia.org/wiki/Phone_cloning

    A selection of mobile phones that can be cloned. Code-Division Multiple Access (CDMA) mobile telephone cloning involves gaining access to the device's embedded file system /nvm/num directory via specialized software or placing a modified EEPROM into the target mobile telephone, allowing the Electronic Serial Number (ESN) and/or Mobile Equipment Identifier (MEID) of the mobile phone to be changed.

  8. Bharti Airtel - Wikipedia

    en.wikipedia.org/wiki/Bharti_Airtel

    Airtel Nigeria is the third largest operator in Nigeria with a 26.92% market share and 50.2 million customers. Republic of the Congo: airtel Congo B Airtel Congo is the market leader with a 55% market share. [85] Rwanda: airtel Rwanda Airtel launched services in Rwanda on 30 March 2012. [88] Seychelles: airtel Seychelles

  9. Aircel - Wikipedia

    en.wikipedia.org/wiki/Aircel

    It paid US$1.44 billion (₹ 79.1 billion) for the 3G spectrum. [8] The company, as of November 2012 had about 5 million 3G customers. Following the key players in 3G, Aircel also slashed its 3G tariff. [16] In 2011, Aircel became the launch partner for Apple iPhone 4 along with Bharti Airtel. [17]