Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device, ...

The QR code, first developed by Japanese company Denso Wave in the 1990s, has already reshaped how we pay, track and verify.

As QR codes continue to be heavily used by legitimate organizations—from Super Bowl advertisements to enforcing parking fees and fines, scammers have crept in to abuse the very technology for their ...

We often find ourselves in a situation where we have to share the credentials of our Wi-Fi network with other people. Generally, the owner of the Wi-Fi router has to give out the password, which ...

Anatomy of a QR code While it is easy for people to read Arabic numerals, it is hard for a computer. Bar codes encode alphanumeric data as a series of black and white lines of various widths. At the ...