Know-Legal Web Search

  1. Ads

    related to: contact number to qr code format

Search results

  1. Results From The WOW.Com Content Network
  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. vCard - Wikipedia

    en.wikipedia.org/wiki/VCard

    Standard. RFC 6350. vCard, also known as VCF (Virtual Contact File), is a file format standard for electronic business cards. vCards can be attached to e-mail messages, sent via Multimedia Messaging Service (MMS), on the World Wide Web, instant messaging, NFC or through QR code. They can contain name and address information, phone numbers, e ...

  4. MeCard (QR code) - Wikipedia

    en.wikipedia.org/wiki/MeCard_(QR_code)

    MeCard (QR code) MeCard is a data file similar to vCard but used by NTT DoCoMo in Japan in QR code format for use with Cellular Phones. It is largely compatible with most QR-readers for smartphones. It is an easy way to share a contact with the most used fields. Usually, devices can recognize it and treat it like a contact ready to import.

  5. What you need to know about QR code scams and how to ... - AOL

    www.aol.com/know-qr-code-scams-stay-204500807.html

    Trust your gut. Sharp instincts can also help users avoid the quishing traps. Be wary of improbable deals and emotional appeals, and never disclose personal information like Social Security ...

  6. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    A UPC-A barcode. A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode ...

  7. Google Authenticator - Wikipedia

    en.wikipedia.org/wiki/Google_Authenticator

    This is transferred to the Authenticator app as a 16, 26, or 32-character base32 string, or as a QR code. Subsequently, when the user opens the Authenticator app, it calculates an HMAC-SHA1 hash value using this secret key. The message can be: The number of 30-second periods since the Unix epoch as 64 bit big endian integer; or

  8. Aztec Code - Wikipedia

    en.wikipedia.org/wiki/Aztec_Code

    For full Aztec codes, the number of layers is encoded in 5 bits, and the number of data codewords is encoded in 11 bits, making a 16-bit mode word. The mode word is broken into 2 or 4 4-bit codewords in GF(16) , and 5 or 6 Reed–Solomon check words are appended, making a 28- or 40-bit mode message, which is wrapped in a 1-pixel layer around ...

  9. PDF417 - Wikipedia

    en.wikipedia.org/wiki/PDF417

    PDF417. PDF417 is a stacked linear barcode format used in a variety of applications such as transport, identification cards, and inventory management. "PDF" stands for Portable Data File. The "417" signifies that each pattern in the code consists of 4 bars and spaces in a pattern that is 17 units (modules) long.

  1. Ads

    related to: contact number to qr code format