If you're looking to buy a smart lock, start here. Our smart lock buying guide will help you find the best smart lock for ...

We don't interact with keypads much either. We have fingerprint locks on every door of our home, and while that has been great, TP-Link's new palm recognition locks are already tempting me to move ...

While most smart locks have fingerprint recognition that reads your fingerprint to unlock your front door, the new Lockin 4-in-1 Smart Lock takes this a step further with its palm vein recognition.

But for specific protection for your front door, you need a smart ... mechanism and allow you to easily lock and unlock your home using an app, keypad, fingerprint or digital keys.