Read the original article at https://blog.knowbe4.com/fbi-report-attackers-are-sending-physical-packages-with-malicious-qr-codes
The FBI has issued an advisory warning that scammers are distributing QR code phishing (quishing) links via unsolicited packages sent by snail mail.
Recipients may scan the code to find out where the package came from, which will land them on a phishing page.
Read the original article at https://blog.knowbe4.com/fbi-report-attackers-are-sending-physical-packages-with-malicious-qr-codes