QR code security and privacy

Quishing, malicious stickers, what a QR code can and cannot do to your phone, and what your generator can see.

• Are QR codes safe?Scanning a QR code is safe in itself — it decodes text and nothing else. The risk is entirely in what you do next. A code cannot install software, dial,…
• How to check where a QR code goes before opening itUse the preview banner both iOS and Android show before opening, and read the domain immediately before the first single slash. To inspect without any…
• Quishing: QR code phishing explainedQuishing is phishing delivered by QR code. It works for two structural reasons: a human cannot read a URL from a pattern before scanning it, and email…
• Client-side vs server-side QR generation, and why it mattersIf a QR generator renders the image on its server, your data — including WiFi passwords, contact details and payment identifiers — is transmitted to and…