K. Fisler, S. Krishnamurthi, L. A. Meyerovich, and M. C. Tschantz
Verification and Change-Impact Analysis of Access-Control Policies
27th International Conference on Software Engineering (I.C.S.E.), 2005
hand pointing Read the paper:
(p.d.f.)
hand pointing Try the software:
Margrave
hand pointing A related tech. report with proofs:
(p.d.f.)