Issuing a digital rights management (DRM) license for content based on cross-forest directory information

Issuing a digital rights management (DRM) license for content based on cross-forest directory information

  • CN 1,550,995 A
  • Filed: 02/26/2004
  • Published: 12/01/2004
  • Est. Priority Date: 02/26/2003
  • Status: Active Grant
First Claim
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1. one kind is used for judging that whether from the user of a tissue be method the member of the predetermined group of this tissue, this tissue comprises computer network, network comprises regional A and area B at least, zone A has the query entity A of directory A and energy query directory A, area B has the query entity B of catalogue B and energy query directory B, and this method comprises:

  • Query entity A receives request from the user, and query entity A is whether the member decision of this group permits this request according to the user at least in part;

    The directory A of query entity A query region A with return about the information of this group and in replying guiding area B;

    The query entity B of query entity A contact area B also asks query entity B inquiry catalogue B, the member whether this user should organize;

    Query entity A receives the answer of asking entity B from the inquiry inquiry, the member in fact whether this user should organize;

    WithThe member whether query entity A should organize according to the user at least in part permits the request from this user.

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