METHOD AND SYSTEM FOR CHECKING THE PERMITS OF VEHICLES BEING DRIVEN

摘要

Method and system for checking the permits of vehicles being driven, said vehicles having a first public key certificate (Certu i). The system comprises a privilege verifier (200) that receives and checks signed beacon messages (BFu i) signed by a vehicle (100), returning (524) thereto a signed request message including a challenge (cha) derived from the beacon message and the public key certificate thereof (Certv). The vehicle (100) receives and checks the request message, sending a response message including a first digital signature using the private key Sku i thereof, information relating to the challenge (cha), a second public key certificate CertPriu i issued by a privilege certifying authority (ACP) that checks a given permit for the vehicle (100) to be driven and a second digital signature associated with the second public key certificate (CertPrivu i). The privilege verifier (200) finally receives (536) and checks (538) the validity of the response message.