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Smart Car Key Security Features Smart keys communicate with your vehicle at all times regardless of whether it's inside your pocket or on your desk. They communicate with one another via radiofrequency signals. If the smart key is within distance, the computer in your car detects and validates the rolling code projected from the key fob before getting the car started. This helps to 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 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 utilize the feature, the driver must place a finger on the sensor that is placed near the door handle or lock button (depending on the vehicle configuration). This is similar to the way a tablet or smartphone with an embedded fingerprint scanner functions. Another way that smart keys keep cars secure is by not sending the same frequency signal over and over again. If a fob sent the same signal each time it unlocked a door or remotely opened the trunk, it could allow thieves who are tech-savvy to use hotwires to make them disappear. Fortunately, this isn't a problem because smart keys emit an encrypted signal each time a door is opened or the trunk is opened remotely. Smart keys also help prevent vehicles from being taken by thieves at fuel stations and other parking areas. Smart keys transmit an extremely low-frequency signal that can only be detected by nearby smart keys, not by objects or individuals that are not within the vehicle. The signal can be detected only within 10 cm of a smart key. Thus, it is impossible to steal your vehicle simply by picking up the transmission. Convenience Using smart keys eliminates the need to search through your pockets in search of keys or to lock your car using the remote control. You can unlock your car or begin it by tapping the app on your smartphone. Smart keys, unlike traditional key fobs, which transmit an extremely low power signal and communicate with your car through radiofrequency waves. The key fob is equipped with an encrypted chip that the antenna in your vehicle recognizes. When you get within range of your car, it knows to unlock the doors and/or begin the engine. Some smart keys can also store settings for the seat mirrors, the steering wheel and seat, allowing you to set them with a single click. This feature is becoming more popular, and an increasing number of manufacturers are incorporating this to their vehicles. The automotive smart key industry is booming due to the increasing demand for security features. try this reduce the wear and tear on a car's ignition system and ensure that the driver is the sole person who can stop or start the engine. Additionally, smart keys can also notify the driver if the battery is running low and makes it less difficult for thieves to take the vehicle. Some systems allow you to open the door remotely if your smart key battery goes out. However, it's best to have a backup mechanical key that you can keep in your wallet or somewhere else secure. Autonomy Certain smart key systems work without a key-fob in the pockets of drivers. Instead, they function by pressing the trunk release or door handle. These systems can be activated when a sensor detects a driver's proximity. The idea is to make it unnecessary to press a key fob button while driving, allowing drivers to concentrate on driving safely and secure. The technology is already in use in some premium vehicles, and it's gaining popularity among mainstream automakers trying to keep up with customer demand. While this feature provides convenience however, it can be a risk when the driver fails to take their key fob from the pocket before going into or out of the car. Smart key fobs emit low-frequency signals that can be detected by other devices that open doors or crack the boot. This is a tactic known as relay attack, and it's been employed by thieves with the latest technology to take cars from drivers at fueling stations, and even in parking spaces. Most smart key systems do come with a backup system to start and open the vehicle in the case of the battery being dead. The driver usually must put the dead key in a slot or put it near a designated part of the cockpit to trigger an emergency starting system, which typically consists of an inductive coil that transfer energy from the key to the vehicle. Safety The smart key comes with an inbuilt security feature that will lock your vehicle when you leave. The smart key can stop the vehicle from being operated and unlock the trunk when keys are in the trunk. This prevents you from being locked out of your car an area where it is unsafe or while completing on errands. Smart key fobs can communicate with vehicles through radiofrequency signals, in contrast to conventional keys. While it's important to remember that your vehicle isn't spying on your, the fact that the key fob transmits these signals allows criminals to steal them and gain control over the vehicle. Open Road Auto Group explains that traditional key fobs send out the same frequency signal each time they open the door, or remotely open the trunk. This implies that a hacker could be able to infiltrate the system and take your vehicle. Smart car keys emit an encrypted code that is different every time they perform the task. This makes them harder to break, and makes them more difficult for tech-savvy thieves to exploit. Certain vehicles allow you to start the car by walking up to it, and pressing a button. In contrast to traditional models that require you to insert and turn the key and then turn it on, these systems are powered by a key fob battery. The key fob transmits a signal to your car's antenna, telling it that you're within. The vehicle will then activate the power doors, and start its engine.