The autonomic management of federated authorization infrastructures (federations) is seen
as a means for improving the monitoring and use of a service provider's resources …

Authorization infrastructures are an integral part of any network where resources need to be
protected. As networks expand and organizations start to federate access to their resources …

Abstract We present the Federation Semantic Attribute Mapping System (F-SAMS), a web
services based system which enables a semi-automated dynamic trust establishment …

Federations of autonomous domains allow resource sharing in a highly dynamic manner,
improving organizational response times and facilitating cooperation between different …

This paper presents a trust-management application for trust based relationships in
federated identity management (FIM). It empowers discovery, technical interpretation of the …

Abstract Service-oriented architectures implemented by web services technologies provide
standardized protocols for communicating and sharing information across organizational …

Authorization infrastructures are an integral part of any network where resources need to be
protected. As organisations start to federate access to their resources, authorization …

This paper presents an infrastructure that enables the use of administrative delegation in an
effective way, reducing the complexity in the policy management for some specific …

Service-oriented Architectures (SOA) facilitate the dynamic and seamless integration of
services offered by different service providers which in addition can be located in different …

This paper describes R&D work on “Identity-aware Devices”, in the context of federated
services. The aim is to put users in control of their credentials and identities and enable …