In this paper we present our authorization framework that supports the dynamic set-up of Web service federations for sharing data within virtual federations. Building on previous w...
Component-based enterprise systems often suffer from performance issues as a result of poor system design. In this paper, we propose a framework to automatically detect, assess an...
Current workflow management systems (WFMSs) are only applicable in a reliable and secure manner, if the business process (BP) to be supported is wellstructured. As ad hoc deviatio...
Role is a widespread concept, it is used in many areas like MAS, Programming Languages, Organizations, Security and OO modelling. Unfortunately, it seems that the literature is not...
Abstract: Applications based on plug-in architectures are extensible through thirdparties and enable customized user environments. We argue that extensibility and customization are...