DIGITAL CERTIFICATE AUTOMATIC APPLICATION METHOD, DEVICE AND SYSTEM

摘要

In a digital certificate automatic application method, device and system, a digital certificate applicant notifies a digital certificate issuer of supported digital certificate generation methods. If a digital certificate issued by the issuer is available, then the issuer is notified of the existing digital certificate information. Otherwise, the issuer is notified of the certificate information required to be contained in a newly applied digital certificate. The issuer selects a digital certificate generation method from the digital certificate generation methods supported by the applicant, and notifies the applicant. If the applicant must apply for a new digital certificate, then the new digital certificate information is generated and the applicant is notified. Otherwise, the applicant is notified of the invalid digital certificate information. The applicant determines the digital certificate to be used according to the notification from the issuer. The present application achieves automatic application, updating and issuing of a digital certificate.

主权项

1. A method for automatically applying for a digital certificate, comprising:
notifying, by a digital certificate applicant, a digital certificate issuer of digital certificate generation schemes supported by the digital certificate applicant, and if the digital certificate applicant determines that a digital certificate issued by the digital certificate issuer has been possessed, then the digital certificate applicant further notifying the digital certificate issuer of information of the digital certificate possessed by the digital certificate applicant, or if the digital certificate applicant determines that no digital certificate issued by the digital certificate issuer has been possessed, then the digital certificate applicant further notifying the digital certificate issuer of certificate information to be comprised in a applied new digital certificate; selecting, by the digital certificate issuer, one of the digital certificate generation schemes supported by the digital certificate applicant and notifying the digital certificate applicant of the selected digital certificate generation scheme, and generating, by the digital certificate issuer, information of the new digital certificate from the selected digital certificate generation scheme and the certificate information notified of by the digital certificate applicant and notifying the digital certificate applicant of the information of the new digital certificate upon determining that the digital certificate applicant needs to apply for the new digital certificate, or notifying the digital certificate applicant of invalid digital certificate information upon determining that the digital certificate applicant does not need to apply for any new digital certificate; and determining, by the digital certificate applicant, from the notification of the digital certificate issuer the digital certificate for use.