Why QR Codes Have a Security Risk at All
Bad actors exploit this opacity through QR code phishing — called "quishing" — by placing fraudulent codes in locations where legitimate codes are expected. A malicious QR code sticker placed over a legitimate parking meter payment code redirects the scanner to a fake payment page. The scan behavior is identical. The destination is fraudulent.
The Risk Profile — Where Concern Is Warranted
High concern: QR codes on stickers attached to public surfaces — parking meters, ATMs, street furniture — where official codes are expected. QR codes in unsolicited emails, texts, or physical mail from unknown senders. QR codes that appear handwritten, damaged, or positioned oddly on a legitimate surface.
Low concern: QR codes printed directly on restaurant menus, product packaging, official business materials, and store signage. Codes from businesses you initiated contact with. Codes in established physical business environments where tampering would be immediately obvious.
How to Verify Before Scanning
Most modern smartphones preview the destination URL before completing the navigation — a preview bar appears showing the first portion of the URL after the code is read. If the preview URL does not match the expected destination or comes from an unexpected domain, do not proceed.
Talking QR Codes and Security
A talking QR code from TalkingQRCodes.com routes to the members.talkingqrcodes.com domain — always. The preview URL confirms the legitimate domain before the voice plays. Every talking QR code player page also displays the business name and a clickable link to the official business website — both of which provide additional verification of legitimacy for the scanning customer.