In this paper, we describe data support in an information system to support contextual, online negotiation of privacy contracts for e-commerce on the Semantic Web. Context is impo...
Designing cross-organizational e-business applications faces the problem that the collaborating businesses must align their commercial interests without any central decision makin...
Static function hierarchies and models of the dynamic behaviour are typically used in e-commerce systems. Issues to be verifies are the completeness and correctness of the static f...
Authentication and Authorisation Infrastructures (AAIs) are gaining momentum throughout the Internet. Solutions have been proposed for various scenarios among them academia, GRID ...
In large scale online systems like Search, eCommerce, or social network applications, user queries represent an important dimension of activities that can be used to study the imp...