This paper proposes an effective file searching scheme named Group P2P to reduce the number of message transmission. In the Group P2P, peers distinguish Parent Peer from Child Peer...
This paper introduces a fault-tolerant group communication protocol that is aimed at grid and wide area environments. The protocol has two layers. The lower layer provides a total...
In resent years, Popescu proposed several group signature schemes based on the Okamoto-Shiraishi assumption in [8–11], and claimed his schemes are secure. However, this paper dem...
We evaluate two techniques to implement concurrent events in a group communication service. This evaluation is based on a comparison of the performance measured from two different...
One of the most important work group support issues is providing information about the context under which a group interacts. The goal of this paper is evaluating the influence of...