From the 1990s on, one of the most important challenges facing computer science researchers has been the design and construction of software tools to exploit Internet computing. A...
This paper reports on the development of an innovative agent-mediated electronic marketplace, which is able to efficiently handle transportation transactions of various types. Soft...
Nikos I. Karacapilidis, Alexis Lazanas, Pavlos Mor...
World Wide Web search engines typically return thousands of results to the users. To avoid users browsing through the whole list of results, search engines use ranking algorithms ...
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
Design patterns have been enthusiastically embraced in the software engineering community as well as in the web community since they capture knowledge about how and when to apply a...