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.

QR codes are a technology that desperately wants our attention. They appear everywhere from supermarket shelves and magazines to hiking trails and tombstones. Never heard of a QR code? You’re looking ...

QR codes are pixelated black and white squares that perform magic when we point the cameras on our phones at them—but what’s going on that makes this little spell possible? QR codes are akin to the ...

When it comes to scan and go technology, there’s perhaps nothing more ubiquitous than QR codes. These blotches of squares exist in almost everywhere. In a business setting, QR codes can be used for ...

Two-dimensional (2D) barcodes, more prominently recognized as QR codes, are back in fashion—with much demand for just about 'contactless' everything these days. Coinbase didn't waste time in seizing ...

QR codes are visual patterns that store data smartphones can read. AP Photo/Vincent Yu Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations ...

Imagine your daily routine being entirely dependent on a smart phone app. Leaving your home, taking the subway, going to work, entering cafes, restaurants and shopping malls — each move, dictated by ...

Editorial Note: Talk Android may contain affiliate links on some articles. If you make a purchase through these links, we will earn a commission at no extra cost to you. Learn more. QR codes are ...

This photograph shows the Concorde bridge crossing the Seine river and leading to the Place de la Concorde in Paris on May 15, 2024. (Photo by Martin BUREAU / AFP) Security zones for the Paris ...