The objective of this course is: The objective of this course is

Reputation of the trustee in a group

Usage: P2P systems (e.g., EigenTrust), routing algorithms, roaming, dynamic virtual organizations…

Reputation is the general opinion of the/a community about the trustworthiness of an individual or an entity

• Reputation is the general opinion of the/a community about the trustworthiness of an individual or an entity

• Reputation is computed by aggregating feedback values provided par rating agents

• By nature, reputation is decentralized

• Studied in economy, psychology, sociology, computing

Objective: discourage dishonest behavior

• Objective: discourage dishonest behavior

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