To set up a passkey on your phone, use your camera app to scan a QR code. For a security key (e.g., YubiKey or Google Titan ...

In the near future, you may not need to touch a keypad to select a tip or pay for large purchases. All it may take is a swipe, tap or other quick gesture.

Most smartphones have a tiny hole at the bottom of them but it's not always clear what it's for. Here's what that hole is for ...

An unlocked phone is the key to getting service from an alternative carrier. Here's how to check if a phone is unlocked.

Even if you use a fingerprint or Face Unlock to secure your Android phone, neither of those methods can be used as the "main" security method. For example, when you restart your phone, it will require ...