A hand with an Apple Watch activates a Level Lock Plus on a wood door.

Amazing Door Lock! DIY Making Secret Door Lock with Nut Bolt I Coded Door Lock Ottawa unveils plans to build 3 military hubs in the Arctic Pricey hockey sticks — are they worth it? SpaceX ...

The lock in question uses a set of color coded cards as the “keys ... Of course, there’s always this classic way of opening doors if you’d rather go old school with your home locks.

Add high-tech security to your doors with the top smart locks and levers picked by the experts at CNET. With smart lock technology you have complete control of your home access. You can adjust ...