Currently, Google sends SMS codes for two reasons: to confirm that a new login is legitimate and to block spammers from opening Gmail accounts in bulk. You type in your credentials, and a moment later ...

Car park users are being warned to watch out for fake QR codes being stuck on genuine payment information signs by scammers. Driver Emily Checksfield said she had a lucky escape when she scanned a ...

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 ...

The Quick Response code (or QR code) was introduced in 1994, but it never really took off in the US until decades later when the pandemic created a need for a quick, easy, and (most importantly ...