Key fobs are part of what is technically known as ... Maybe it’s a small price to pay if you’re convinced people are out to steal your car, though. The choice is yours.

Sharing digital keys is indeed possible. In fact, iPhone and Android users can often share keys with each other if a vehicle ...

Which is exactly why [Matt Frost] went the non-invasive route. By wiring up an ESP8266 to a cheap aftermarket key fob for his Chevrolet Suburban, he’s now able to wirelessly control the door ...

There's the button that unlocks the car's doors and the one that pops the trunk. And then, on some BMWs, the key fob has a button with a diamond on it.