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Summary: webXice : an Infrastructure for Information Commerce on the WWW
Andreas Wombacher, Paraskevi Kostaki, Karl Aberer
GMD-IPSI
German National Research Center for Information Technology
Integrated Publication and Information Systems Institute
Dolivostrae 15, D-64293 Darmstadt
wombach, kostaki, aberer@darmstadt.gmd.de
Abstract
Systems for information commerce on the WWW have to
support flexible business models if they should be able to
cover a wide range of requirements imposed by the different
types of information businesses. This leads to non-trivial
functional and security requirements both on the provider
and consumer side, for which we introduce an architecture
and a system implementation, webXice. We focus on the
question, how participants with minimal technological req-
uisites, i.e. solely standard Web browsers available, can
be technologically enabled to participate in the informa-
tion commerce at a system level, while not sacrificing the
functionality and security required by an autonomous par-
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