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Smart Car Key Security FeaturesSmart keys communicate with your vehicle on a constant basis regardless of whether it's inside your pocket or sitting on your desk. They communicate with each other via radiofrequency signals.If the smart key is in range, a computer in your vehicle is able to recognize the rolling code projected by the fob of the key and validates it prior starting the engine. This helps deter thieves.SecurityMany drivers are skeptical about giving control of their vehicle to a virtual key via a smartphone, with security being among the main concerns. The good news is a smart key comes with many of the same features that a traditional car fob does.Smart keys lock and unlock the doors through fingerprint recognition. To access the feature, the driver needs to apply a finger to the sensor located in or near the door handle or the lock button (depending on the configuration of the vehicle). This is similar to how a smartphone or tablet with an embedded fingerprint scanner works.Another way that smart keys keep cars safer is by not sending the same frequency signal over and over again. If a fob broadcasted a signal every time it opened or unlocked a trunk remotely, it allows thieves with a technological advantage to hotwire cars and eliminate them. Smart keys emit a unique signal each time a trunk or door is opened remotely.Smart keys also stop the theft of cars by thieves at fueling stations and other parking spaces. Smart keys emit a low frequency signal that can only be picked up by nearby smart keys, not by people or other objects outside the vehicle. This signal can only be recognized within 10 cm of the smart key. Therefore, it is not possible for someone to steal your car just by picking up a transmission from a fob that is nearby.ConvenienceSmart keys eliminate the need to search your pockets to find a key or even lock the vehicle using remote. You can unlock your car or start it by pressing the app on your phone.Smart keys, unlike traditional key fobs that emit an extremely low power signal and communicate with your car using radiofrequency waves. The key fob contains an encrypted chip which the antenna inside your vehicle recognizes. If you're within distance of your vehicle, it will unlock the doors or start the engine.Some smart keys also store settings for the seats, mirrors and steering wheel that allow you to alter them with a single click. This feature is becoming increasingly well-known, and a rising amount of manufacturers are adding this to their vehicles.The industry of automotive smart keys is booming due to the growing demand for safety features. These features decrease the wear and tear on the ignition system of a car and ensure that the driver is the sole person who has the ability to stop or start the engine. Additionally, smart keys can also notify the driver that the battery is low and make it more difficult for thieves to take the vehicle.Certain systems also allow you to open your doors from a distance if the battery of your smart key dies. But, it's better to have a spare mechanical key hidden in your wallet or else secure.AutonomyRather than the key fob which must be carried in the pocket of the driver to open or start a car, some smart key systems work when the car door handle or the trunk release button is pressed. They also function when a sensor detects the driver is within.The idea is to eliminate the need to press a key fob when driving, so that drivers can concentrate on driving safely and secure. www.g28carkeys.co.uk is already available in certain luxury vehicles, and is getting more popular with mainstream automakers who are working to meet consumer needs.This feature is very convenient, but it can also be risky if someone forgets to remove the key fob from their pockets prior to leaving or entering the vehicle. Smart key fobs emit low-frequency signaling that can be detected by other devices that open doors or crack the boot. It's a tactic referred to as a relay attack and it has been used by tech-savvy thieves to steal cars from drivers at fueling stations, as well as parking areas.Most smart key systems do have a backup system for starting and opening the vehicle in the event of the battery being dead. The driver will usually put the dead key in a slot, or hold it close to a special area in the cabin to trigger the emergency starting system. This typically involves an inductive coil which transfers energy from the car to the key.SafetyThe smart key has an inbuilt security feature which locks the vehicle when you leave. The smart key can shut down the vehicle and unlock the trunk even when the keys are inside. This prevents you from getting locked out of your car an unsafe location or while running errands.Smart key fobs communicate with vehicles via radiofrequency signals, which is different from conventional keys. While it is important to keep in mind that your vehicle isn't spying on your however, the fact that the key fob sends these signals allows criminals to intercept these signals and gain control of the vehicle.Open Road Auto Group explains traditional key fobs emit the same frequency signal every time they unlock a door or remotely pop out of the trunk. This means that a cyber-savvy criminal could be able to penetrate the system to take your vehicle. Smart car keys, however, send out an encrypted signal every time they use this function. This makes them harder to hack, and also more difficult for thieves who know how to make use of.Certain vehicles let you start the car by walking up to it, and pressing the button. Unlike traditional models that require you to insert and turn the key, these systems are powered by a key fob battery. The key fob sends an indication to the car's radio to inform it that you are close to the vehicle, and it will then open its power doors and start the engine.