BLOG: How can your car be hacked

Are you aware of the different methods criminals can use in the modern age to access your vehicle?

From key jamming to phone phishing, there are many ways that your vehicle can be cleverly accessed via hackers. Surprisingly, it is estimated that only around 50% of drivers with keyless access (which is most of them nowadays) are worried about their car being stolen because they don't think it is easily done.

However, Figures from the Office of National Statistics (ONS) show that there may be a resurgence of vehicle crimes after a long period of decline, with an overall 19 percent increase in vehicle crime and a 29 percent increase in crimes related to vehicle interference since 2014.

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Hacking methods

Cars with keyless access is a key indicator for hackers to approach vehicles. The main method of hacking keyless cars is via a relay system which amplifies a key signal from inside a property, that way it reaches the car on the driveway and the car is unlocked. A study found that 19% of drivers already place their keys into a secure holder such as a Faraday cage, safe, or microwave to block the signal.

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  • Phone phishing: While many people are familiar with phishing scams, most don't know the potential for car hackers to use this same method to unlock cars. Scammers can send you an email with a link which allows them to connect to cars WiFi features to take control.
  • Local remote control apps: Hackers can take advantage of those that use remote control apps to operate their cars. While they may be very useful and a valued novelty, these systems open up users to other hackers who can manipulate the system to unlock, locate and even control engine function of nearby cars.
  • Tyre pressure monitor systems: Using sensors inside vehicles tyres to display false tyres pressure readings, and also track car travels, there are tyre pressure monitor systems which use low cost, readily available equipment. 

Driver concerns

The main cause for concern when it comes to car hacking is the lack of knowledge that the general public has for this issue. There are around 110 car models available on the market which have various technology features which are very attractive for users, but also cause them to be susceptible to these forms of hacking access.

Some of the main car safety and warranty authorities recommend researching the cars that you have, or the models you're interested in before purchasing them. Even if it isn't via digital hacking, just having a good old fashioned steering lock is a step in the right direction.

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Concerning keyless theft, while it can be difficult to avoid these issues sometimes, your insurers will pay out providing the owner/driver has taken reasonable care to protect their property. Owners of cars deemed by insurers to be a particular risk of keyless theft may find they are charged higher premiums as a result. Manufacturers are adding increasing amounts of technology to our vehicles, and new technology comes with new risks that drivers need to understand and guard against.

Despite the risks, 13 percent of drivers are still excited about cars with automation, Wi-Fi hotspots, and biometric access. However, 22 percent are warier and consider this new technology to be a security threat.


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