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Smart Car Key Security Features Smart keys communicate with your car all the time, whether in your pocket or on your desk. They communicate by using radiofrequency signals. When the smart key is in the range of the computer in your car recognizes and verifies the rolling code projected from the key fob prior to getting the car started. This helps deter thieves. Security Many drivers are hesitant about handing over control of their vehicle to a digital key via a smartphone, with security being one of the most pressing concerns. The good news is that a smart key has many of the same features as a traditional car fob. For starters, smart keys use fingerprint recognition to unlock and lock doors. To make use of this feature, a driver must put their finger on a sensor close to the lock button or door handle (depending on the configuration of the vehicle). This is similar to the way smartphones and tablets with the fingerprint scanner inside functions. Another way that smart keys help keep cars safe is by not sending the same frequency signal repeatedly again. If a fob transmitted the same signal each time it locked a door, or remotely opened the trunk, it could allow tech-savvy thieves to connect vehicles to hot wires and drive them away. Smart keys emit a different signal every time a trunk or door is opened remotely. Smart keys also help prevent cars from being stolen by thieves at fueling stations and other parking areas. This is because they send the signal at a low frequency that can be detected by a nearby smart key, however, not by any other person or objects outside of the vehicle. The signal is detectable at a distance of 10 cm from the smart key. So, it's impossible to steal your vehicle simply by picking up an engine. Convenience Smart keys eliminate the need to search through your pockets for a key, or lock the car using remote. Instead, just tap on your smartphone in the app to unlock the car or start the engine. Then, drive away! Contrary to traditional key fobs which transmit a low-power signal, smart keys communicate with your vehicle using radiofrequency signals. The key fob comes with an encrypted chip which the antenna inside your vehicle recognizes. If you reach the range of your car it will open the doors and/or start the engine. Some smart keys can also save settings for the steering wheel, mirrors, and seat. You can then alter them by pressing one button. This feature is becoming more popular and a rising number of companies are adding it to their automobiles. The market for automotive smart keys is growing because of the increasing demand for safety and security features. smart car key programming G28 Car Keys lessen the wear and tear on the ignition system of a car, and also ensure that only the driver is able to start or stop the engine. Smart keys also notify the driver when the battery is not fully charged, making it harder for thieves to steal the vehicle. Some systems allow you to open the door remotely if your smart key battery runs out. It is recommended to keep a backup key in your wallet or a secure location. Autonomy Rather than a key fob that has to be carried by the driver to unlock or start a car, smart key systems work when the door handle or the trunk release button is hit. These systems also operate when a sensor detects the driver is near. The goal is to stop the need to use a key fob while driving, allowing drivers to focus on driving safely and in a secure manner. The technology is present in a few premium cars and is getting more popular with automakers that are trying to meet customer demands. While this feature can be useful but it could be risky if the driver forgets to take their key fob from the pocket before leaving or entering the vehicle. The reason is that smart key fobs emit low-frequency signals that can be detected by a device that can open the doors, or even pop the trunk. It's a tactic called a relay attack and it's been employed by thieves who are tech-savvy to steal cars from drivers at fuel stations, and also in parking spaces. Most smart key systems do come with a backup system to start and open the vehicle in the event of an insufficient battery. The driver is required to put the dead key fob in a slot or put it in a specific area in the cockpit to trigger an emergency starting system, which usually involves an inductive coil that transfers energy from the key to the vehicle. Safety The smart key comes with an inbuilt security feature that locks the vehicle after you leave. The smart key will stop the vehicle from being operated and open the trunk the keys remain in the trunk. This helps you avoid being locked from your car in an unsafe area or while completing the errands. As opposed to traditional keys, a smart key fob communicates with the vehicle using radiofrequency signals. It is important to remember that your car is not tracking you. However, because the key fob emits these signals, it is possible for a criminal intercept these signals and control the vehicle. Open Road Auto Group explains that traditional key fobs emit the same frequency signal each time they open the door or remotely open the trunk. This means that a cyber-savvy criminal could possibly infiltrate the system and steal your vehicle. Smart car keys generate an encrypted code that changes every time they complete an action. This makes them much harder to crack, and even more difficult for tech-savvy thieves to gain access to. Certain vehicles also allow you to start your car by simply walking towards it and pressing the button. These systems, unlike traditional ones that require you to insert and turn the keys and are powered by key fob batteries. The key fob sends an alert to the car's signal to inform it that you are near, and the car can then turn on its power doors and start the engine.