Ford has created a new type of car key that will allow parents of teens to add all types of nanny-like features to a new car. Each key can get its own program to limit top speed, add extra seat ...

A Ford smart key delivers four main features on cars with automatic transmissions, and three on a manual transmission vehicle like the Ford Focus ST. Unlock doors when you touch the front handles.

Ford believes it found a way to stop thieves who try to hack their way into a car by duplicating its key fob. It developed a smart key fob that puts itself to sleep when it's idle for at least 40 ...