QR codes are everywhere these days. You can find them on restaurant menus, flyers, and posters. They’re used both offline and online. QR codes are convenient and easy to use. You just scan them with your smartphone camera. You’re then directed to a link, a coupon, a video, or some other online content.

With the rise in popularity of QR codes comes an unfortunate dark side. Cybercriminals are exploiting this technology for nefarious purposes. Scammers create fake QR codes. They can steal your personal information. They can also infect your device with malware or trick you into paying money.