Quishing is proving effective, too, with millions of people unknowingly opening malicious websites. In fact, 73% of Americans admit to scanning QR codes without checking if the source is legitimate.

You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

WhatsApp is the world's most popular instant messaging app, which is used for chatting, sharing media, and staying connected with friends, family, and colleagues. It has more than 3 billion users all ...