If you think you can go to any hardware store to have a new car key cut for a few bucks, you’re still living in the 20th century. Nowadays, when you lose a key or need an extra, you’ll probably have ...

Check your battery type. Most fobs use small coin batteries (like CR2032), so confirm before you buy. Pry it open with care. Find the seam, pop it gently—no need to wrestle with it. Replace and click ...

Last year, researchers discovered a vulnerability in the Tesla Model S key fob that would've allowed thieves to clone it in just a couple of seconds. The automaker and the key fob's manufacturer, ...

A year ago, Tesla quickly responded to the discovery of a security vulnerability in the Model S key fob that could enable a car thief to clone it in seconds and drive off. A year on, Tesla has ...