DAEJEON, South Korea — It had been more than a decade ... To enter, bouncers explained, they would have to scan a QR code — a “quick response” code of dots and squares on smartphones ...

PHILADELPHIA (WPVI) -- Before you scan that coupon QR code, keep reading. Digital scammers are making this holiday shopping season a real minefield. There are so many ways to get scammed and while ...

Global grocery retailer Tesco has been testing a new virtual way to shop, making use of the increasingly popular QR code. Their experiment allowed South Korean ... had to do was scan a QR code ...

Mandatory QR code ... across Korea, one of many measures taken by the health authorities to contain the spread of COVID-19. Also, indoor sporting facilities and indoor theaters must scan visitors.

South Korea has switched to a do-it-yourself contact tracing scheme as the omicron variant changes how the outbreak is handled. And yet people are still required to scan personal QR codes that ...