We develop solutions for the security and privacy of user identity information in a federation. By federation we mean a group of organizations or service providers which have buil...
Abhilasha Bhargav-Spantzel, Anna Cinzia Squicciari...
We present in this article a precise security model for data confidentiality in the framework of ASP (Asynchronous Sequential Processes). ASP is based on active objects, asynchro...
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...
We present a software tool and a framework for security protocol change management. While we focus on trust negotiation protocols in this paper, many of the ideas are generally ap...
This paper summarises ongoing research and recent results on the development of flexible access control infrastructure for complex resource provisioning in Grid-based collaborativ...
Yuri Demchenko, Olle Mulmo, Leon Gommans, Cees de ...