This voter correlation scheme provides an incentive for peers to vote honestly and mitigates the impact of dishonest peers.ĭistributed computation of globally consistent trust values. Credence collates these votes, and weights them by a similarity measure which weighs highly votes from like-minded peers while discounting the votes from peers engaged in vote-spamming. Participants in the network vote on objects.

Credence enables a peer to determine the authenticity of online content. An exception can be given to friends, who can be assigned a 'Friend Slot' regardless of credits.Ī distributed reputation system, designed to counteract content pollution in peer-to-peer filesharing systems. Credits are kept at the servers to prevent tampering with one's own credits. Peers favor uploading to peers with a high upload/download ratio. A long term private history of transfers is kept at the eMule central servers. A peer favors uploading to peers that have provided the most data in the past. Volume based tit-for-tat where a long term private history of transfers is kept. Tit-for-Tat mechanism where a peer favors uploading to peers that provide the fastest rates in return. Peers can download at least 3 GB of data before download speed is regulated / downscaled. Uploading gives more points than downloading takes away. A central server keeps track of every transfer and each user's total points. Point system where points are consumed by downloading and earned by uploading. The system can easily be cheated by providing a high reputation regardless of contribution (Kazaa Light client). Users provide their own reputation value to a central server.

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