Management method of Certificate Revocation ListCRL for providing the past state information of CRL

摘要

The invention Certificate Revocation List (Certificate Revocation List; CRL) relates to the treatment method, and more particularly is issued by periodically integrating the certificate revocation list is issued in the past to provide the certificate status information by managing the history and make it possible to reduce the burden of the certificate revocation list management, certificate revocation to solve the problem according to the certificate suspension : relates to a processing method list ; certificate revocation list processing method according to the present invention is a process for issuing a certificate revocation list with the list of the processing method according to the certificate revocation list, the revocation certificate; And a predetermined cycle process of issuing a certificate revocation list with the content integration integrates the certificate revocation list has been issued within the period. ; The present invention is to manage to incorporate the CRL issued in the past, by providing a method has the effect of reducing the burden on the certification authority server or a directory.