The validation of enterprise authorization specification for conformance to enterprise security policies requires an out-of-band framework in many situations since the enforcing a...
Various kinds of data are processed in workflow management systems: from case data to control data, from internal data to access to external databases or documents exchanged in int...
Christian Dreier, Johann Eder, Marek Lehmann, Amir...
Social Network Systems pioneer a paradigm of access control that is distinct from traditional approaches to access control. Gates coined the term Relationship-Based Access Control...
Today, neither transactional provisions, in general, nor concurrency control, in particular, of DBMS-based processing are tailored to the specific needs of large and collaborative...
To facilitate the XML query processing, several kinds of labeling schemes have been proposed. Based on the labeling schemes, the ancestordescendant and parent-child relationships i...