Before they were stuck on restaurant tables and used to check in at events, QR codes had a very different job — helping cars ...

In this paper, a new QR code binarization method is presented according to the QR code characteristic to improve the accuracy of QR code decoding in mobile image processing. The Sauvola's thresholding ...

Out-of-focus blurring of the QR code is very common in mobile Internet systems, which often causes failure of authentication as a result of a misreading of the information hence adversely affects the ...

If you receive a suspicious email with a QR code, report it to your IT or security team at work but if one shows up on your personal account, you can always report it as spam or potential phishing.