%0 Book Section %A Bush, Marianne %A Koch, Nora %A Masi, Massimiliano %A Pugliese, Rosario %A Tiezzi, Francesco %B Proceedings of 1st International Workshop on Model-Driven Security (MDsec) %D 2012 %F eprints:1574 %I Springer %K Security, Model-driven development, Web engineering %N 4 %T Towards Model-Driven Development of Access Control Policies for Web Applications %U http://eprints.imtlucca.it/1574/ %X We introduce a UML-based notation for graphically modeling systems’ security aspects in a simple and intuitive way and a model-driven process that transforms graphical specifications of access control policies in XACML. These XACML policies are then translated in FACPL, a policy language with a formal semantics, and the resulting policies are evaluated by means of a Java-based software tool.