MEXICO CITY, Nov 25 (Reuters) - Mexico City has launched a test-and-trace approach to containing the coronavirus, after a rise in hospitalizations that has raised fears of a new economic lockdown in ...

SEOUL (Reuters) - South Korea is testing a new quick response (QR) code system this week to log visitors at high-risk entertainment facilities, restaurants and churches in a bid to track coronavirus ...

QR codes that were once seen as a convenient shortcut for checking menus or paying bills have increasingly been turned into weapons. Fake delivery texts, counterfeit payment links and malicious codes ...

Scammers are exploiting the rise of new technology to steal information, now targeting the popularity of QR codes. QR codes ...