except it's built into a device — a virtual SIM card. So, rather than inserting a physical card, you'll scan a QR code to download your carrier information and activate your profile over Wi-Fi.

QR code verification is more secure than SMS authentication as there is no message containing an access code. No code means ...

He also hosts Stay QRious, a podcast about QR code best practices. In the era of ubiquitous smartphones and omnichannel social media presence, business cards, once viewed as an essential tool of ...