How your key fob could help a thief steal your car

Thieves are using the signals from a common device – your key fob – to steal cars, police in Orange County and elsewhere warn.

“These criminals have upped their game,” Anaheim Police Sgt. Matt Sutter said. “As cars and security have upgraded, they’ve had to evolve too.”

In some cases, thieves use electronic equipment to intercept or amplify a key fob’s signal from a short distance away, allowing them to unlock a vehicle while the driver heads to a building, police said. It’s often done near a home...