| 摘要 |
<p>A method for a mobile terminal joining a join domain set by a rights issuer and a method for obtaining a rights object from the issuer are disclosed. The rights issuer RI requires the authorization for the certificate of the RI, and a validity authorizing result and a digital signature of the OCSP responder are carried by the RO or the join domain responding message. The DRM Agent of the mobile terminal confirms the legality of the OCSP responder according to the digital signature of the OCSP responder, and obtains the RO object or the password to join the join domain after confirming the valid of the RI certification, thus the security and reliability of the RO object or the source of the password to join the join domain are guaranteed. The system implementing the method mentioned above includes a rights agent server, a RI server and an OCSP responder, each of which is configured as a security module separately.</p> |
