Design of Authorization Rules in DRM Based on the Process Control in UCON Model
LI Ya-pin · Journal of Yangtze University · 2014
Effective access control is the basis and prerequisite for digital rights management( DRM).In view of the deficiency of traditional DRM scheme in static authorization and coarse-grained,The design of new DRM authorization rules is based on the basic method of process control in usage control( UCON) model.The fine-grained authorization in the new rules can be realized by subdividing the attribute of subject and object and subdividing the type of rights,and the dynamic process authorization of DRM can be implemented by the judgment of attributes,obligations and conditions.