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Smart Car Key Security Features Smart keys communicate with your vehicle constantly, whether they are in your pocket or on your desk. They communicate with one another by using radiofrequency signals. If the smart key is within the range of the computer in your car will recognize and verify the rolling code projected from the fob on the key before starting the vehicle. key for smart car helps to deter thieves. Security Many drivers are reluctant to give control of their vehicle to a virtual fob via an iPhone. Security is one of the primary concerns. The good news is a smart key comes with many of the same features that a traditional car fob does. For starters, smart keys use fingerprint recognition to lock and unlock doors. To make use of this feature, a person must put their finger on a sensor located close to the door knob or lock handle (depending on the configuration of the vehicle). This is similar to how a smartphone or tablet equipped with an embedded fingerprint scanner function. A smart key can also help protect cars by not sending the same frequency signal repeatedly. If a fob sent the same signal every time it locked the door remotely or opened the trunk, it could allow thieves who are tech-savvy to use hotwires to take them away. Smart keys emit a distinct signal each time a trunk door is opened remotely. Smart keys also can help prevent cars being stolen at gas stations or other parking spots. Smart keys send a low-frequency signal that can only be detected by nearby smart keys, not by people or other objects outside the vehicle. The signal can only be identified within 10 cm of the smart key, which means it is difficult for anyone to steal your car by picking up a transmission from a fob that is nearby. Convenience Smart keys eliminate the need to search your pockets for a key, or lock the vehicle using remote. Instead, you can tap your phone's app to unlock or start the engine and drive away! Smart keys, in contrast to traditional keys that transmit an extremely low power signal and communicate with your car using radiofrequency waves. The key fob comes with an encrypted chip which the antenna in your vehicle recognizes. If you reach the range of your car it will open the doors and/or start the engine. Certain smart keys also save settings for the steering wheel, mirrors, and seats. You can then alter them by pressing a single button. This feature is becoming increasingly popular, and a greater number of automakers are adding this feature to their vehicles. The market for smart keys in the automotive industry is growing because of the increasing demand for security and safety features. These features minimize the wear and tear of the ignition system of a vehicle and ensure that the driver is the only person who can stop or start the engine. Smart keys also notify the driver when the battery is in low and make it more difficult for thieves to take the car. Some systems allow you to open the door remotely if the battery of your smart key runs out. It is recommended to keep a spare mechanical key that you can keep in your wallet or somewhere in a safe place. Autonomy Rather than a key fob that must be kept in the pocket of the driver to unlock or start a car, smart key systems operate when the car door handle or trunk release button is pressed. They also operate when a sensor senses the driver is nearby. The idea is to stop pressing a key fob when driving, allowing drivers to focus on driving in a safe and secure manner. The technology is already present in a few luxury vehicles, and is gaining traction among mainstream automakers trying to keep pace with customer demand. While this feature provides convenience but it could be risky If the driver isn't careful to take their key fob from the pocket before leaving or entering the vehicle. Smart key fobs emit low-frequency signals which can be detected by other devices that open doors or crack the boot. It's a tactic referred to as relay attack, and it has been used by thieves with a technological advantage to take vehicles from motorists at fueling stations, and also in parking areas. However, most smart key systems come with a backup method for opening and re-starting the vehicle in the event that the battery goes out. The driver must usually place the dead key fob into a slot or put it near a special part of the cockpit to trigger an emergency starting system, which usually involves an inductive coil that transfer energy from the key to the car. Safety The smart key has a built-in security feature that will lock your vehicle when you leave. It will also shut down the engine and open the trunk if you have put the keys in. This helps you avoid being locked out of your car in an area that is not safe or when you are running around. As opposed to traditional keys, a smart key fob communicates with the vehicle via radiofrequency signals. It's important to remember that your car isn't tracking you. However, since the key fob transmits these signals, it's possible for a criminal to intercept the signals and then control the vehicle. Open Road Auto Group explains traditional key fobs emit the same frequency signal each time they unlock a door or remotely pop out of the trunk. This means a tech-savvy criminal could potentially gain access to the system and take your vehicle. Smart car keys, however, send out an encrypted signal that is different each time they are used. This makes them harder to break and more difficult to be exploited by smart thieves. Certain cars allow you to start the car by walking up to it, and pressing a button. Contrary to traditional models which require you to insert and turn the key, these systems are powered by a key fob battery. The key fob sends an signal to the car's signal to inform it that you are close to the vehicle, and it will then be able to open its power doors and start the engine.