Here's how to do it with your phone, tablet, or computer. How to scan a QR code with an iPhone or iPad Both iPhones and iPads have a QR scanner built into the camera. 1. With a QR code nearby ...

Not the barcodes, the wacky grid things? Those are QR codes, or quick response codes, and they can immediately take you, via smartphone or iPad, to a website where you can learn more, make a ...

Signal is regarded as one of, if not the most secure messaging applications currently available on the market. All ...