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...
Localization is one of the fundamental problems in mobile robotics. Without knowledge about their position mobile robots cannot e ciently carry out their tasks. In this paper we pr...
Are computing systems trustworthy? To answer this, we need to know three things: what the systems are supposed to do, what they are not supposed to do, and what they actually do. A...
Software-based protection has become a viable alternative to hardware-based protection in systems based on languages such as Java, but the absence of hardware mechanisms for prote...
In order for mobile agents to be accepted as a basic technology for enabling electronic commerce, proper security mechanisms must be developed. Hosts must be protected from malici...