TP-Link's PalmKey Smart Door Lock works by scanning the veins in your palm. This potentially means better security, since ...

The new Tapo PalmKey Smart Door Lock has palm-vein recognition technology that scans the unique patterns of the veins in your ...

Keeping a security lock on any of your electronic devices is an important thing to do. Even with laptops, it’s important to keep a password or PIN so that others cannot unlock it unauthorised.