An Authorization Management Model Based on RTBAC
Anyu Zhang · Guizhou kexue · 2009
An improved task-role access control model was presented.Subject(user/role) and condition(dynamic/static) were caculated in this model.Two concepts were introduced :object hierarchy and operation hierarchy.On the basis of two concepts,the rules for defining permissions was proposed.The experiments showed that the method could simplify the definition of permissions.