Home Tech Protecting Your Car from Wireless Key Fob Theft: Tips and Tricks

Protecting Your Car from Wireless Key Fob Theft: Tips and Tricks

Introduction:

Auto theft has become increasingly common with the advancement of auto technology. Thieves are taking advantage of wireless key fobs and push-button starters to carry out relay attacks, stealing cars within seconds. Car owners are urged to take measures to protect their vehicles and reduce the risk of theft. In this article, we will explore some tips and solutions to safeguard your car from these criminals.

Securing Your Car:

1. Use a signal blocker:
Using a Faraday bag or pouch can effectively block the transmission of electromagnetic signals from your key fob. These pouches are lined with a conductive metal mesh that prevents thieves from relaying the fob’s signal. It is important to test the effectiveness of the bag by placing the key fob inside and approaching your car. If the doors do not automatically unlock, then the signal is being blocked. Remember to use the signal blocker every time you leave your vehicle and include all key fobs, including spares. Avoid following internet advice suggesting putting the fob in the microwave or freezer, as it can damage the key without providing the same level of protection as a Faraday bag.

2. Get an old-fashioned lock:
Consider using a physical lock as an additional security measure. Disk or bar-shaped locks that clamp onto the steering wheel make it difficult for thieves to steer the vehicle. Some locks also prevent the car from being put in gear, further deterring potential thieves. Though attaching and removing these locks may take extra time, they can make your vehicle look less tempting to steal.

3. Change up your settings:
Explore the options to deactivate the wireless setting on your car. Different car models have varying methods to disable remote door opening. For example, Fords, Hondas, and Audis allow you to use touchscreen menus, while Toyota owners can temporarily disable the signal by holding down the fob’s lock button and pressing the unlock button twice. Refer to your owner’s manual for the exact process or watch YouTube tutorials if needed. Keep in mind that in most cases, you will need to manually press the fob’s unlock button after deactivation. Additionally, consider upgrading your key fob to have motion sensors that put it in sleep mode when not in use.

4. Reconsider buying a used car:
If you purchase a used car, experts recommend getting the keys reprogrammed. This precautionary measure ensures that the previous owner does not have access to one of the fobs, reducing the risk of theft.

New Techniques and Solutions:

1. Watch out for new methods:
Thieves have recently discovered a new auto theft technique that targets the car’s controller area network (CAN). CAN is a feature in modern cars that allows different components and systems to communicate. Thieves access the network from the car’s exterior and inject a signal using a device. This tricks the car into unlocking and starting. While automakers work on improving CAN security, using a physical lock and considering an aftermarket electronic immobilizer system can add extra layers of security.

2. Consider aftermarket electronic immobilizer systems:
Electronic immobilizer systems can render a criminal’s theft tools useless. These systems can also potentially lower your auto insurance premiums. Companies like Thatcham offer aftermarket electronic immobilizer systems, although they can be costly.

Conclusion:

Protecting your car from theft is crucial in the face of advancing auto theft techniques. By using signal blockers, physical locks, and adjusting wireless settings, car owners can significantly reduce the risk of theft. Additionally, keeping up with new methods and considering advanced security measures such as aftermarket electronic immobilizer systems can provide further protection. Stay informed about the latest security vulnerabilities and take proactive steps to keep your vehicle safe.

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