The premises of this paper are 1) security is application dependent because application semantics directly influence proper protection; but 2) applications are generally too compl...
Access. permissions in a data warehouse are currently managed in a separate world from the sources' policies. The consequences are inconsistencies, slow response to change, a...
Resource management for ad hoc grids is challenging due to the participation of heterogeneous, dynamic, autonomous and ephemeral nodes. Different underlying network infrastructure...
Abstract. We present a formal system that models programmable abstractions for access control. Composite abstractions and patterns of arbitrary complexity are modeled as a configu...
Abstract. Complex business processes are usually realized by specifying the integration and interaction of smaller modular software components. For example, hitherto monolithic ent...
Martin Wimmer, Martina-Cezara Albutiu, Alfons Kemp...