Collaboration in current real-time groupware systems is often an awkward and clumsy process. We hypothesize that better support for workspace awareness can improve the usability o...
The paradigm of mobile agents offers a powerful and flexible ity to develop distributed applications on a high-level of abstraction. One of the most interesting tasks for mobile ag...
Hartmut Vogler, Marie-Luise Moschgath, Thomas Kunk...
In this paper we present a security framework for executing foreign programs, called helpers, on a Pocket Companion: a wireless hand-held computer. A helper program as proposed is...
In an open network such as the Internet, multicast security services typically start with group session-key distribution. Considering scalability for group communication among wide...
A federated database is comprised of multiple interconnected database systems that primarily operate independently but cooperate to a certain extent. Global integrity constraints c...