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Category: Code

  • Calculating 26 Bit Wiegand RFID Values with PHP

    Calculating 26 Bit Wiegand RFID Values with PHP

    Developed in the 1970s, the Wiegand protocol is still the currently the most widely used protocol in the RFID access control space. There are various implementations of the Wiegand protocol with the most common of those being the 26-bit implementation. In this implementation the binary data on the card is made up of one error…

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