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  2. Smart card management system - Wikipedia

    en.wikipedia.org/wiki/Smart_card_management_system

    During the smart card lifecycle, the smart card is changing state (examples of such states include issued, blocked and revoked), the process of taking a smart card from one state to another, is the main responsibility of a smart card management system. Different smart card management systems call these processes by different names.

  3. Smart card - Wikipedia

    en.wikipedia.org/wiki/Smart_card

    Smart cards serve as credit or ATM cards, fuel cards, mobile phone SIMs, authorization cards for pay television, household utility pre-payment cards, high-security identification and access badges, and public transport and public phone payment cards. Smart cards may also be used as electronic wallets. The smart card chip can be "loaded" with ...

  4. TracFone Wireless - Wikipedia

    en.wikipedia.org/wiki/TracFone_Wireless

    TracFone Wireless was established in 1996 as Topp Telecom Inc., a prepaid mobile phone company, in Miami, Florida. It was founded by David Topp and F.J. Pollak. Pollak acted as the CEO of Tracfone until his death in 2016. [2] In February 1999, Topp received a major infusion of capital from Telmex, Mexico's largest telephone company. Telmex paid ...

  5. Contactless smart card - Wikipedia

    en.wikipedia.org/wiki/Contactless_smart_card

    These cards require only close proximity to an antenna to complete a transaction. They are often used when transactions must be processed quickly or hands-free, such as on mass transit systems, where a smart card can be used without even removing it from a wallet. The standard for contactless smart card communications is ISO/IEC 14443.

  6. Universal integrated circuit card - Wikipedia

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

    The universal integrated circuit card (UICC) is the physical smart card (integrated circuit card) used in mobile terminals in 2G , 3G , 4G , and 5G networks. The UICC ensures the integrity and security of all kinds of personal data, and it typically holds a few hundred kilobytes.

  7. Walmart Changed Its Strategy, and It's Working. Here's Why ...

    www.aol.com/finance/walmart-changed-strategy...

    The name Walmart (NYSE: WMT) doesn't usually conjure up images of upscale shopping, but the discount supermarket giant, which happens to be the largest company in the U.S. by sales, has recently ...

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