A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to connect with a vehicle before ...

Someone recently broke into my car two nights in a row. The first time I figured it was a slip up on my end, and that I forgot to lock it after I got home. So I made a point of locking it and arming ...

Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. The days of replacing a car key by having an ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

Look in your pocket, purse, bag, or junk drawer, and chances are you’ll find a key fob. The basic ones lock and unlock your car’s doors. The fanciest do much more. But no matter which kind you have, ...

More and more cars are rolling off the lots using key fobs to handle a variety of operations, from simply unlocking the vehicle and remotely starting it up to using a simple button push to have your ...

Physical keys used to be standard, but today’s cars often have a key fob instead, either built into the key or as a separate remote. Of the many uses for your key fob, it can lock, unlock and even ...

More and more cars are rolling off the lots using key fobs to handle a variety of operations, from simply unlocking the vehicle and remotely starting it up to using a simple button push to have your ...

In recent years, car key fobs have become less focused on the key itself and more focused on the technology that can be placed within the fob. Now, some key fobs don’t even have keys, with ...

Modern cars are essentially software on wheels—“smart” collections of automotive systems, including entertainment, braking, power, locks, window controls, and so on. As the number of electronic ...

At Black Hat 2022, security researchers show they can unlock some vehicles by replaying old key fob commands. It's not supposed to be this easy. Since my start in 2008, I've covered a wide variety of ...