Administration of large-scale RBAC systems is a challenging open problem. We propose a principled approach in designing and analyzing administrative models for RBAC. We identify s...
Since its formalization RBAC has become the yardstick for the evaluation of access control formalisms. In order to meet organizational needs, it has been extended along several di...
Philippe Balbiani, Yannick Chevalier, Marwa El Hou...
Abstract. Managing access control policies in modern computer systems can be challenging and error-prone. Combining multiple disparate access policies can introduce unintended cons...
Since XML tends to become the main format to exchange data over the Internet, it is necessary to define a security model to control the access to the content of these documents. S...
Search engine-based features are a basic interaction mean for users to find information inside a Web-based Learning Management Systems (LMS); nonetheless, traditional solutions la...
Alessandro Bozzon, Tereza Iofciu, Wolfgang Nejdl, ...