OntoWeaver is our conceptual modelling methodology and a tool that support the specification and implementation of customized web applications. It relies on a number of different ...
This paper presents a policy-based framework for managing access control in distributed heterogeneous systems. This framework is based on the PDP/PEP approach. The PDP (Policy Deci...
We describe an approach to building security services for context-aware environments. Specifically, we focus on the design of security services that incorporate the use of securi...
Michael J. Covington, Prahlad Fogla, Zhiyuan Zhan,...
To usefully query a location-based service, a mobile device must typically present its own location in its query to the server. This may not be acceptable to clients that wish to ...
—This paper presents a model-based approach to service creation. We observe that the complexity of software services increases. To manage this complexity, and to quickly create s...