We’re all storing more information on our mobile devices than ever before, and many of us regularly use smartphones and tablets to perform sensitive operations, such as making in-app payments. When ...

In-display fingerprint sensors were instant hot hardware when they were first introduced in 2018, as major players embraced the ability to hide biometric authentication behind a smartphone’s screen.

It’s great when an app allows you to add extra security—a fingerprint scan or a depth map of your face, for example—to access its contents. In case someone ever gets their hands on your unlocked ...