Vehicle digital key management method and system and automobile

According to the vehicle digital key management method and system and the automobile, when a vehicle control instruction which is sent by a user through a target application and carries a user identity identifier is obtained, the user identity identifier in the vehicle control instruction is extracted; judging whether a binding relationship between the vehicle digital key matched with the analyzed user identity identifier and the user identity identifier is stored or not, so as to authenticate the vehicle control instruction; when it is judged that the binding relation between the vehicle digital key matched with the analyzed user identity label and the user identity label is stored, it is indicated that authentication of the vehicle control instruction is passed, and at the moment, the vehicle control instruction can be responded to control the vehicle, and therefore it can be seen that the vehicle control efficiency is improved. According to the scheme, the protocol specification of the mobile phone wallet