Unlock 41% in Savings On This Top-Rated Philips Smart Keyless Entry System Who needs house keys when you can open your front door with fingerprints or an app? This smart lock (now under $100) is worth ...

When the car door lock was introduced, it was the best technology available for the job. The simple lock-and-key system still is standard on many cars. But it comes with a downside: fumbling with keys ...

Opening hotel-room doors with an electronic swipe card isn’t terribly difficult. But industry officials want to make it even easier for guests to get into their rooms. Starwood Hotels is one of the ...

Opening hotel-room doors with an electronic swipe card isn’t terribly difficult. But industry officials want to make it even easier for guests to get into their rooms. Starwood Hotels is one of the ...