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  2. Plantation group text messages - Wikipedia

    en.wikipedia.org/wiki/Plantation_group_text_messages

    Black Americans began receiving anonymous text messages shortly after the election on November 6, referencing slavery and assigning them to a "plantation group" indexed by a letter or number, with some messages also included the N word. [1]

  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. Data anonymization - Wikipedia

    en.wikipedia.org/wiki/Data_anonymization

    Download QR code; Print/export ... De-anonymization is the reverse process in which anonymous data is cross-referenced with ... PDF files - Anonymization of text ...

  5. QR Codes Are Reshaping Public Transit, But Are They Safe? - AOL

    www.aol.com/qr-codes-reshaping-public-transit...

    October marks the 70th anniversary of the first bar code-type product. And the QR code — short for quick response — is an evolution on bar codes that are often used to point users to a ...

  6. Text messaging - Wikipedia

    en.wikipedia.org/wiki/Text_messaging

    Download QR code; Print/export ... The Boston Police Department asks citizens to send texts to make anonymous crime tips. ... Typing a text message in all capital ...

  7. Rectangular Micro QR Code - Wikipedia

    en.wikipedia.org/wiki/Rectangular_Micro_QR_Code

    Rectangular Micro QR Code is designed for the better utilization of rectangular areas with all features of QR code. The symbology consists of black squares and white square spaces arranged in a square grid on a white background. Additionally, the barcode has inverse version with black background with inverse color of elements.

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

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

    For example, you might get a text message or email with a six-digit code that you must enter when you log into your bank account. This extra level of protection keeps scammers and hackers out.

  9. Secure communication - Wikipedia

    en.wikipedia.org/wiki/Secure_communication

    Unwanted or malicious activities are possible on the web since the internet is effectively anonymous. True identity-based networks replace the ability to remain anonymous and are inherently more trustworthy since the identity of the sender and recipient are known. (The telephone system is an example of an identity-based network.)

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