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  2. Near-field communication - Wikipedia

    en.wikipedia.org/wiki/Near-field_communication

    NFC-enabled phones work at a basic level with existing readers. In "card emulation mode" an NFC device should transmit, at a minimum, a unique ID number to a reader. In addition, NFC Forum defined a common data format called NFC Data Exchange Format (NDEF) that can store and transport items ranging from any MIME -typed object to ultra-short RTD ...

  3. List of NFC-enabled mobile devices - Wikipedia

    en.wikipedia.org/wiki/List_of_NFC-enabled_mobile...

    Nokia 6131 NFC version only [6] 6212 classic Series 40 April 2009 all versions [7] 6216 classic Series 40 Cancelled all versions [8] Sagem: Cosyphone all versions [9] my700X ContactLess February 2006 all versions [10] Samsung: SGH-D500: Q4 2004 Samsung SGH-D500E variant only [1] SGH-X700 Q2 2005 Samsung SGH-X700N variant only [1] Sonim XP1301 ...

  4. Contactless smart card - Wikipedia

    en.wikipedia.org/wiki/Contactless_smart_card

    Contactless smart card readers use radio waves to communicate with, and both read and write data on a smart card. When used for electronic payment, they are commonly located near PIN pads, cash registers and other places of payment. When the readers are used for public transit they are commonly located on fare boxes, ticket machines, turnstiles ...

  5. Contactless payment - Wikipedia

    en.wikipedia.org/wiki/Contactless_payment

    EMV contactless symbol used on compatible payment terminals. EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standard.Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for ...

  6. Top Credit Card Payment Apps for Entrepreneurs - AOL

    www.aol.com/top-credit-card-payment-apps...

    Square offers a free magstripe reader or a $59 NFC phone device. The flat, in-person, per-transaction fee is 2.6% plus 10 cents. Stax Pay: ... Card reader usability: ...

  7. MIFARE - Wikipedia

    en.wikipedia.org/wiki/MIFARE

    This makes it possible to use the same card with both readers that can read MIFARE Classic products (with sectors protected by 48-bit CRYPTO1 keys, "Security Level 1") and readers that can read MIFARE Plus products (with sectors protected by 128-bit AES keys, "Security Level 3"). This feature is intended to make it easier to gradually migrate ...

  8. Proximity card - Wikipedia

    en.wikipedia.org/wiki/Proximity_card

    The reader has its own antenna, which continuously transmits a short range radio frequency field. When the card is placed within range of the reader, the antenna coil and capacitor, which form a tuned circuit, absorb and store energy from the field, resonating at the frequency emitted by the reader.

  9. Flipper Zero - Wikipedia

    en.wikipedia.org/wiki/Flipper_Zero

    NFC technology, which is used in smart cards for access control and cards, and digital business cards, is compatible with Flipper Zero. The 13.56 MHz NFC module has the ability to imitate, read, and store these cards. An NFC card is a transponder with a unique identification (UID), and rewritable memory for data storage.

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