ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,986, issued on May 6.
"Method and system for digital document security" was invented by Radu Vestemean (Thornhill, Canada) and Marius Oancea (Kanata, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for digital document security with embedded Quick Response (QR) codes. A Quick Response (QR) code with a digital picture is embedded in a digital document creating a secure digital document. The secure digital document with the embedded QR code helps to prevent tampering of the secure digital document. Upon scanning the QR code in the secure digital document, the contents of the digital document and the contents of digital pictur...