What Is a Smart Lock? Why I Recommend This Security Upgrade for Everyone
When I’m asked about smart home gadgets, I typically suggest people start at their front door, such as with a video doorbell or smart lock. Smart locks, in particular, are an obvious first step (and only step, if you prefer) into smart home tech, and they can benefit nearly anyone with a front door.
But many people without a smart lock in their lives still don’t know what it is, how it works or why they should spend money on one. It’s time for a clear explanation of this important home technology, and why I’m such a fan.
Best Smart Locks of 2026: Excellent Door Upgrades
These powerful, connected locks are useful every day. We've tested the latest to find the best.
Smart lock basics
A smart lock replaces the standard deadbolt found on nearly any front door (and many other doors) in a residential building. Many models...
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