For the longest time we’ve been using UPC bar codes to store strings of information in a compact space on both product labels and people in dystopian sci-fi movies. But as our needs grew and became ...

Representative image/iStock 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 ...

But QR codes can also leave you vulnerable. That’s because scammers, organized criminal gangs, and shady nation-states are ...

During the last six months of 2010 QR code scanning increased 1,200 percent across North America, according to a report from mobile payments and marketing company Mobio Identity Systems Inc. The ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR) ...

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.