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  2. 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 ...

  3. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name. A numeric character reference uses the format &#nnnn; or &#xhhhh; where nnnn is the code point in decimal form, and hhhh is the code point in hexadecimal form.

  4. 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 ...

  5. What's a six-digit verification code — and why you should ...

    www.aol.com/whats-six-digit-verification-code...

    Never give a verification code to a stranger. No one should ever ask you for a six-digit verification code — not a stranger on social media, not tech support, not even your bank. If someone does ...

  6. List of Apple codenames - Wikipedia

    en.wikipedia.org/wiki/List_of_Apple_codenames

    Download QR code; Print/export Download as PDF; Printable version; In other projects ... iPhone 6 – N61 [40] iPhone 6 Plus – N56 [40] iPhone SE (1st generation) ...

  7. Near-field communication - Wikipedia

    en.wikipedia.org/wiki/Near-field_communication

    It runs on NFC-enabled Android phones and iPhone 4 and iPhone 5 when an external NFC case is attached. The technology was purchased by Google and the service ended on March 31, 2015. September 2015: Google's Android Pay function was launched, a direct rival to Apple Pay, and its roll-out across the US commenced. [53]

  8. Contactless smart card - Wikipedia

    en.wikipedia.org/wiki/Contactless_smart_card

    Size comparison of chip compared to a Canadian penny. A contactless smart card is characterized as follows: Dimensions are normally credit card size. The ID-1 of ISO/IEC 7810 standard defines them as 85.60 × 53.98 × 0.76 mm (3.370 × 2.125 × 0.030 in).

  9. MIFARE - Wikipedia

    en.wikipedia.org/wiki/MIFARE

    The Samsung TecTile NFC tag stickers use MIFARE Classic chips. This means only devices with an NXP NFC controller chip can read or write these tags. At the moment BlackBerry phones, the Nokia Lumia 610 (August 2012 [6]), the Google Nexus 4, Google Nexus 7 LTE and Nexus 10 (October 2013 [7]) can't read/write TecTile stickers. [citation needed]