Russian state-sponsored threat actors have been increasingly targeting Signal Messenger users, with QR code-powered phishing attacks, malware, and more, experts have warned A report from Google’s ...

I honestly do not see what other method should be used. QR codes are pretty good to transfer information locally. I mean sure, you could ask the user to type it, but I do not think that is practical ...

Uniqode reports many QR Code strategies fall into the "one-scan trap," leading to missed customer lifetime value.