This paper describes a security architecture designed to support role-based access control for distributed object systems in a large-scale, multi-organisational enterprise in whic...
Abstract—In the Infrastructure-as-a-Service (IaaS) cloud computing market, spot instances refer to virtual servers that are rented via an auction. Spot instances allow IaaS provi...
The recent evolution of Internet, driven by the Web services technology, is extending the role of the Web from a support of information interaction to a middleware for B2B interac...
Testing compositions of web services is complex, due to their distributed nature and asynchronous behaviour. However, research in this field is scarce. We propose a new testing me...
Research in the Life Sciences depends on the integration of large, distributed and heterogeneous data sources and web services. The discovery of which of these resources are the mo...