What is Code Glover?The latest vehicle theft hand after the relay attack Q. What kind of security do you have to protect your car from theft?

Until now, the stolen method of vehicles was the mainstream of the "relay attack" that intercepted the radio wave of the smart key, unlocked the car illegally, and started the engine.

However, in recent years, the damage caused by the latest trick "Code Glover" following the relay attack has increased rapidly.Let's prevent the damage by knowing the cord grover tricks and countermeasures.

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What is Code Glover?

Code Grabber is a trick in which the radio wave of the smart key is intercepted, the ID code is copied, and the car is unlocked.

Simply put, the act of duplicating a smart key.Originally, this trick is said to abuse the equipment used to create a spare key.

Unlike a relay attack that catches the radio wave of the smart key of the car and unlocks the vehicle, the cord grover is very malicious because it duplicates the key itself.

By the way, the name "Code Glover" means "Grabbing = Capture" the "Code = signal".

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Code Glover Tactics

When the target driver gets off the car and tightens the door, the criminal uses a cord grover to load the ID code of the driver's smart key.At this time, the culprit does not need to be nearby.

The code grover that has read the smart key ID code can also decrypt the unlock code and can do it from unlocking the door to the start of the engine.

When the driver is away from the car, the criminal unlocks the door using a cord grover, starts the engine, and steals the vehicle.

At this time, the smart key and the ID code match, so the stolen and outside the car, such as immobilizers, will not be activated.

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According to the 21st Survey on the Purge of theft Accident, which was announced in May 2020 by the Japan Non -life Insurance Association, the most likely to be stolen was the outdoor parking lot at home.

Like relay attacks, hanging a smart key on the entrance can easily intercept key radio waves from the outside, increasing the risk of stolen.

The time zone is the most common from 22:00 to 9:00, and it is easy to be stolen from midnight to early morning.

If you manage vehicles in your home parking lot, surveillance cameras are essential.

The relay attack is a crime with multiple people, but the cord grover is possible alone.

In addition, in the case of a code grover, the criminal can copy the smart key information even if it is 100m from the target, in some cases, 500m away.

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Code grover countermeasures method

There are three main measures for cord grover.All are almost the same as the relay attack.

Because radio waves are always emitted from the smart key, it is a method of suppressing the radio waves.

When managing at home, it is preferable to store a smart key in a metal can with a lid.Tin cans such as the above images are often used.

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A smart key case that can block radio waves is sold, so using it is the quickest way.Choose a product that states "Radio blocking" or "relay attack prevention".

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The smart key adopted in the latest models has a function called "power saving mode" that stops radio waves.

The operation method differs depending on each manufacturer, but in the case of Toyota cars, the lock button of the smart key can be set up twice while pressing the unlocking button twice.To cancel the power saving mode, just press the button.

It should be noted that in power saving mode, it does not play a role as a smart key, so it is recommended to switch to normal mode when driving, and when parking or at home, etc.

Until around 2019, only some Toyota Lexus vehicles were compatible, but now many car manufacturers such as Mazda, Suzuki, and Daihatsu are compatible with power saving mode.

It is a countermeasure method for handle locking and tire locking.In addition to physically preventing theft, it can look like the culprit stealing.

The most effective measure is that it takes more time than a smart key case.

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If you install a GPS, you can check the location of the vehicle on a personal computer or smartphone after theft.

It is not possible to prevent theft directly, but it is very useful in recovering vehicles in case of stolen or identification of the culprit.

It is difficult to execute the handle lock tire lock in ②, but you can easily practice it with ① and ③.

Attach GPS to the car, and put your smart key in a metal can when you are at home.You can expect a better effect by attaching a drive recorder that can synchronize with your smartphone.

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Luxury cars are often targeted!

According to the Japan Insurance Association, the 21st Automotive Corporation Accident Survey, Toyota Land Cruiser was the most stolen as of February of the same year.Next, follow Toyota Prius and Lexus LX.

Looking at the results of the last three years, you can see that domestic high -end cars such as Land Cruiser, Prius, and Lexus are being targeted.

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Code Grabber is a trick of copying the smart key radio waves and stolen the vehicle, and can be executed alone from a remote place.

The most effective cord grover measures are to block radio waves from smart keys.To block the smart key radio waves, use a dedicated key case or a metal can.

In some cases, the smart key itself may have a "power saving mode" that blocks radio waves.

In addition, by taking other measures such as tire locks and GPS as described in this article, you can expect a higher crime prevention effect.If the parking lot is outdoors, it is also recommended to install a fence or surveillance camera.

If you are a model that uses a smart key, you need to be careful without exception, but be careful because luxury cars are easy to be targeted.

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[Everyone's opinion] Acceptance is accepted!

Please tell me the security you are taking to protect your car from vehicle theft.If there are multiple, "combine multiple", applicable ...

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