Two-Level QR Code for Private Message Sharing and Document Authentication

  title={Two-Level QR Code for Private Message Sharing and Document Authentication},
  author={Iuliia Tkachenko and William Puech and Christophe Destruel and Olivier Strauss and Jean-Marc Gaudin and Christian Guichard},
  journal={IEEE Transactions on Information Forensics and Security},
The quick response (QR) code was designed for storage information and high-speed reading applications. In this paper, we present a new rich QR code that has two storage levels and can be used for document authentication. This new rich QR code, named two-level QR code, has public and private storage levels. The public level is the same as the standard QR code storage level; therefore, it is readable by any classical QR code application. The private level is constructed by replacing the black… CONTINUE READING
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