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  2. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_Code

    The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

  3. QR code payment - Wikipedia

    en.wikipedia.org/wiki/QR_code_payment

    A QR code payment is a mobile payment method where payment is performed by scanning a QR code from a mobile app. [1] This is an alternative to doing electronic funds transfer at point of sale using a payment terminal. [2] This avoids a lot of the infrastructure traditionally associated with electronic payments such as payment cards, payment ...

  4. Add or disable 2-step verification for extra security - AOL Help

    help.aol.com/articles/2-step-verification...

    Call live aol support at. 1-800-358-4860. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more. Add or disable 2-step verification for extra security. Add an extra security step to sign into your account with 2-step verification. Find out how to turn on 2-step verification and receive a ...

  5. Unified Payments Interface - Wikipedia

    en.wikipedia.org/wiki/Unified_Payments_Interface

    Unified Payments Interface, commonly referred to as UPI, is an Indian instant payment system as well as protocol developed by the National Payments Corporation of India (NPCI) in 2016. The interface facilitates inter-bank peer-to-peer (P2P) and person-to-merchant (P2M) transactions. [ 1][ 2] It is used on mobile devices to instantly transfer ...

  6. Costco membership changes coming to Tennessee: What ... - AOL

    www.aol.com/costco-membership-changes-coming...

    Online Classes. Science & Tech. Shopping. Sports. ... all members must scan their physical or digital membership card by placing the barcode or QR Code against the scanner."

  7. GoRaleigh will begin collecting fares again soon. Here’s how ...

    www.aol.com/goraleigh-begin-collecting-fares...

    Riders scan a QR code from the app when they board the bus. The app allows you to plan trips and track your bus, and won’t let you spend more than GoRaleigh’s fare caps of $2.50 a day, $12 a ...

  8. 2-Step Verification with a Security Key - AOL Help

    help.aol.com/articles/2-step-verification-with-a...

    When you get your Security Key back or get a new key, you can re-enable 2-Step Verification in your. Still need help? Call paid premium support at 1-800-358-4860 to get live expert help from AOL Customer Care. A security key is a physical device that gets uniquely associated with your AOL account after you enable it.

  9. Oreo and Coca-Cola team up on fizzy cookies and chocolate soda

    www.aol.com/news/oreo-coca-cola-team-fizzy...

    Online Classes. Science & Tech. Shopping. Sports. Weather. ... pals can scan a QR code on Coca-Cola and Oreo brand products to sync up music preferences with their own bestie. Finally, the pair is ...

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