I am going to walk through how to unlock that hidden scanner in seconds on both iPhone and Android, then show practical ways to use it for shopping, travel, work, and security. Once you know where to ...

I manage a swim club during the summer and want to build a basic (web-based, database back-end) member check-in app. The membership cards haven't been printed yet for the season, and it wouldn't be ...

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

The Google code scanner API provides a complete solution for scanning code without requiring your app to request camera permission, while preserving user privacy, the ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...

Home Assistant Android update 2026.6.2 beta patches a URI intent-hijacking vulnerability that could let attackers reach ...

Namaakversies van CoronaCheck en CoronaCheck Scanner blijken de QR-codes die zij scannen door te sturen naar de server van een clouddienst. Dat schrijft NOS. Het is onbekend waarom de apps dat doen.