We present a model-based approach to testing access control requirements. By using combinatorial testing, we first automatically generate test cases from and without access contro...
Alexander Pretschner, Tejeddine Mouelhi, Yves Le T...
If access control policy decision points are not neatly separated from the business logic of a system, the evolution of a security policy likely leads to the necessity of changing...
Yves Le Traon, Tejeddine Mouelhi, Alexander Pretsc...
Authorization logics provide a principled and flexible approach to specifying access control policies. One of their compelling benefits is that a proof in the logic is evidence ...
Jeffrey A. Vaughan, Limin Jia, Karl Mazurak, Steve...
Privacy and security are critical requirements for using patient profiles in distributed healthcare environments. The amalgamation of new information technology with traditional ...
Mohammad H. Yarmand, Kamran Sartipi, Douglas G. Do...
Mashups have emerged as a Web 2.0 phenomenon, connecting disjoint applications together to provide unified services. However, scalable access control for mashups is difficult. T...
Ragib Hasan, Marianne Winslett, Richard M. Conlan,...
Existing technologies for file sharing differ widely in the granularity of control they give users over who can access their data; achieving finer-grained control generally requ...
Online social network sites, such as MySpace, Facebook and others have grown rapidly, with hundreds of millions of active users. A new feature on many sites is social applications...
Andrew Besmer, Heather Richter Lipford, Mohamed Sh...
Enterprise network security is typically reactive, and it relies heavily on host security and middleboxes. This approach creates complicated interactions between protocols and sys...
Ankur Kumar Nayak, Alex Reimers, Nick Feamster, Ru...
XACML does not natively support RBAC and even the specialized XACML profiles are not able to support many relevant constraints such as static and dynamic separation of duty. Exte...
The existence of on-line social networks that include person specific information creates interesting opportunities for various applications ranging from marketing to community o...
Barbara Carminati, Elena Ferrari, Raymond Heatherl...