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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 sitting on your desk. They communicate using radiofrequency waves.

If the smart key is within range, a computer in your vehicle recognizes the rolling code projected by the fob of the key and validates it prior beginning the engine. This helps to deter thieves.

Security

Many drivers aren't keen to give control of their car to a digital fob on an iPhone. Security is 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 by using fingerprint recognition. To use this feature, the user must place their finger on the sensor near or inside the lock button or door handle (depending on vehicle configuration). This is similar to the way a smartphone or tablet with a fingerprint scanner embedded functions.

A smart key could also make cars safer by not sending the exact same frequency signal repeatedly. If a key sent a signal every time it opened or locked an trunk remotely, this could allow thieves to use hotwires to connect cars and remove them. Thankfully, this is not an issue as smart keys emit a distinct encrypted signal every time an opening is made on a door or the trunk is remotely opened.

Smart keys also can help protect cars from theft at gas 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 that are not within the vehicle. The signal can only be identified within 10 cm of the smart key, so it is not possible for anyone to steal your car just by stealing a transmission from a fob that is nearby.

Convenience

Using smart keys eliminates the need to search through your pockets to locate a key or to lock the car with remote controls. You can unlock your car and start it by pressing the app on your smartphone.

Smart keys, in contrast to traditional key fobs that emit low-power signals they communicate with your car using radiofrequency waves. The key fob contains an encrypted chip that the antenna in your car recognizes. When you are within reach of your vehicle it will open the doors and start the engine.

Some smart keys can also store settings for the seats, mirrors and steering wheel that allow you to alter them with just one button. This feature is becoming increasingly popular and a growing number of manufacturers are adding it to their vehicles.

The automotive smart key market is growing rapidly due to the rising demand for security and safety features. These features reduce wear and tear on a car's ignition system and ensure that the driver is the sole person who can stop or restart the engine. smart key for car keys also notify the driver when the battery is not fully charged, making it harder for thieves to steal the vehicle.

Certain systems allow you to open the door from a distance if your smart key for cars key battery runs out. It is recommended to keep a spare mechanical key in your wallet, or in a secure location.

Autonomy

Certain smart key replacement cost key systems function without a key fob in the driver's pockets. Instead, they operate by pressing the trunk release or car door handle. These systems also work when a sensor detects the driver is in close proximity.

The idea is to eliminate the necessity of pressing a key fob when driving, so drivers can concentrate on driving safely and securely. The technology is already in use in some high-end vehicles, and it's growing in popularity with mainstream automakers trying to keep up with customer demand.

This feature is useful however it can be risky if a driver does not take the key for smart car fob out of their pockets prior to leaving or entering the vehicle. Because smart key fobs emit an ultra-low-frequency signal that could be detected by a different device that can unlock the doors or open the trunk. It's a tactic referred to as relay attack, and it's been employed by thieves who are tech-savvy to take vehicles from motorists at fueling stations, and even in parking lots.

However, many smart key systems offer an alternative method of opening and re-starting the vehicle when the battery is dead. The driver must usually place the dead key in a slot or hold it in a specific space in the cockpit, to trigger an emergency start system, which is usually an inductive coil that transfers energy from the key to the vehicle.

Safety

The smart key has integrated security features that locks the vehicle when you leave. The smart key will shut down the car and open the trunk the keys remain in the trunk. This will prevent you from being locked out of your vehicle in an unsafe location 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 keep in mind that your car is not monitoring you. However, since the key fob broadcasts these signals, it's possible for criminals to intercept them and take control of the vehicle.

Open Road Auto Group explains traditional key fobs emit the same frequency signal every time they unlock doors or remotely pop out of the trunk. This means that a tech-savvy criminal could possibly infiltrate the system and take your vehicle. Smart car keys emit an encrypted message every time they perform a function. This makes them harder to break and more difficult to exploit by tech-savvy thieves.

Certain vehicles also allow you to start your car by walking to it and pressing a button. Contrary to traditional models which 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 an alert to the car's radio to notify it that you're close to the vehicle, and it can then turn on its power doors and start the engine.