The extensible markup language (XML) is a promising standard for describing semi-structured information and contents on the Internet. When XML comes to be a widespread data encodi...
—Authority flow and proximity search have been used extensively in measuring the association between entities in data graphs, ranging from the Web to relational and XML database...
Object-oriented databases are a recent and important development and many studies of them have been performed. These consider aspects such as data modeling, query languages, perfo...
This paper presents the Authorization Service provided by Tivoli Policy Director (PD) and its use by PD family members as well as third-party applications. Policies are defined ov...
In authorization, there is often a wish to shift the burden of proof to those making requests, since they may have more resources and more specific knowledge to construct the requi...