In the application of car digital keys, most of the current keyless entry or start schemes, the key still needs to be carried, but only do not need to take out when using. Although it may seem convenient, once lost, it can be expensive and take a long time to replace. The bluetooth keyless unlock and start solution introduced by ICTK adopts virtual keys. The owner can directly unlock the car by carrying the mobile phone with him. The whole process does not need to take out the mobile phone, but only needs to open the APP and bluetooth. Near to the car, it will unlock, leave the car a certain distance, automatically lock.
The cell phone is connected to the car via bluetooth, which can also prevent it from not working in underground garages or places with poor mobile signal. The APP can also be used to remotely unlock, lock and open the trunk of the car.
For T-box, all sensitive data, such as keys and certificates, must be stored in the PUF SE security chip, and some sensitive operation processes, including signature and verification, must be run in PUF SE.
Each randomly generated only when the car factory owners security code (similar to a password), equipment with the vehicle terminal based on digital certificates to establish secure channel, equipment security codes to client-side validation, after verification by the car end equipment certificate information into the PUF SE as the new owner, the car generates new owner confirmation and sent to the cloud.
