Rao, Prathima; Lin, Dan; Bertino, Elisa; Li, Ninghui; … - 2011
algebra for fine-grained integration of sophisticated policies. The algebra, which consists of three binary and two unary … expressive power of our algebra, we define notion of completeness and prove that our algebra is complete and minimal with respect … to the notion. We then propose a framework that uses the algebra for the fine-grained integration of policies expressed …