Reputation-based mechanisms and policies are vulnerable to the submission of untruthful ratings. In this paper, we define and analyze a game-theoretic model that captures the dyn...
Denial-of-Service (DoS) attacks are a major concern for modern distributed applications. They exploit weakness in the software in order to make it unavailable to well-behaved user...
The majority of current security architectures for grid systems use public key infrastructure (PKI) to authenticate identities of grid members and to secure resource allocation to...
Many object-oriented toolkits and frameworks for groupware development provide shared objects as a basic service. This relieves developers of a lot of problems originating from th...
In this paper, we propose a novel MAC protocol, called Quality-ofservice Guarantee Multiple Access (QGMA), in wireless local area networks to support the quality of service requir...