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  2. Barcode Scanner (application) - Wikipedia

    en.wikipedia.org/wiki/Barcode_Scanner_(application)

    Barcode Scanner scanning a QR code. The application Barcode Scanner is an Android app, from the open-source project ZXing (short for Zebra Crossing), that allows an Android device with imaging hardware (a built-in camera) to scan barcodes or 2D barcodes and retrieve the data encoded. [2]

  3. 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. [6] [7] [8] 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; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...

  4. How to scan a QR code with your iPhone or Android phone - AOL

    www.aol.com/news/scan-qr-code-iphone-android...

    Some developers would lead you to believe you need to download their app to scan QR codes. Spoiler: Your phone can do that with built-in features.

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

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

    4. Select Authenticator app for your 2-step verification method.-To see this option, you'll need to have at least 2 recovery methods on your account . 5. Click Continue. 6. Scan the QR code using your authenticator app. 7. Click Continue. 8. Enter the code shown in your authenticator app. 9. Click Done. Sign in with 2-step for authenticator app. 1.

  6. Mobile tagging - Wikipedia

    en.wikipedia.org/wiki/Mobile_tagging

    Windows Phone 7.5 is able to scan tags through the Bing search app. Due to the absence of a standard code, the readers are faced with the same problem. On the one hand there is a remarkable number of readers which aren't able to identify barcodes apart from their own proprietary codes.

  7. NZ COVID Tracer - Wikipedia

    en.wikipedia.org/wiki/NZ_COVID_Tracer

    The app allows users to scan official QR codes at the premises of businesses and other organisations they visit, to create a digital diary. It was launched by New Zealand's Ministry of Health on 20 May 2020, during the ongoing COVID-19 pandemic. It can be downloaded from the App Store and Google Play. [2]

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