Sensor nodes are often used to collect data from locations inaccessible or hazardous for humans. As they are not under normal supervision, these nodes are particularly susceptible...
Abstract. Virtual Organizations (VOs) are an emerging business model in today's Internet economy. Increased specialization and focusing on an organization's core competen...
—Reputation mechanisms are essential for online transactions, where the parties have little prior experience with one another. This is especially true when transactions result in...
Trust management is a critical component in P2P file sharing systems due to the free riding and security problem. In this paper, we propose a lightweight reputation management sys...
Lintao Liu, Shu Zhang, Kyung Dong Ryu, Partha Dasg...
Abstract-- In peer-to-peer (P2P) networks, reputation aggregation and peer ranking are the most time-consuming and spacedemanding operations. This paper proposes a gossip-based rep...