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Wrap Your Car Key FOB In Foil To Keep Your Car

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Wrap Your Car Key FOB In Foil To Keep Your Car

Even if your keys are right by your side, your car could be at risk from thieves. Some experts say, this household item could protect you.

Given that the best way to store your car keys at night is by putting them in a coffee can, what’s an ex-FBI agent’s advice to protect cars from theft during the day?

Wrap car fobs in aluminum foil.

Copying code from key fobs isn’t difficult. And this is something the auto industry and insurance companies are monitoring closely.


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The cheap (or homemade) metal protection covers, named for the scientist who figured out how to block an electromagnetic field, can prevent thieves from having access to vehicles with a wireless fob. Currently, thieves can capture fob signals from outside a home, office or hotel room.

Cars used to be hot-wired. That used to be common, but was an accepted risk. This will become a new technique used by criminals. How much you are concerned, and what you do about it, is a matter of risk management

People who store their fobs in Faraday cages aren’t paranoid, experts say.

This is the reality of a wireless, connected world where car doors lock with a click and a chirp, where children in the back seat stream videos and companies can update software technology remotely.

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