Enhancing Services with Reputation Systems for Efficient Network Use

Reputationsystems Jaime Pérez <jaime.perez@rediris.es>

Reputation 1. The estimation in which one is held; the character attributed to a person, thing, or action;

Aims: • Develop new architectures and services based on reputation systems. • Enhance existing services by adding the concept of reputation. • Find different, efficient ways of representing and using reputation.

Examples: • Spam fighting: use reputation as an indicator to include IP addresses into white/black lists. • Efficient use of the network: use reputation in peer-to-peer networks to avoid misuse.

White/black listing • People include IPs in the white list. • Periodic automated checks to move IPs between lists. • The white list is used to purge the black list. • The black list is checked by the MTAs by querying a DNS zone. • Binary reputation!

Reputation in P2P • The behaviour of the peers is monitored. • The reputation of a peer is used to decide whether to share something with him or not. • Based on federation technology to identify peers and track their reputation.

Open Reputation Management Systems • OASIS Technical Committee • Focused on reputation technologies. • Working on terminology and use cases.

Work items • Start sharing white/black lists in an automated way (federation?). • Start a pilot of a P2P based on reputation technology. • …

Enhancing Services with Reputation Systems for Efficient Network Use

Enhancing Services with Reputation Systems for Efficient Network Use

Presentation Transcript

Defending Reputation

Reputation

Manipulation Resistant Reputation Systems

Corporate Reputation

Reputation Systems for Open Collaboration

Reputation

Network Economics -- Lecture 2: Incentives in P2P systems and reputation systems

reputation! r eputation! reputation!

Reputation Systems

Open Reputation Management Systems TC (ORMS)

Reputation Systems for Anonymous Networks

Open Reputation Systems

Open Reputation Systems

Computational Social Systems: Reputation and Non-Cooperative Computation

Reputation Systems: An Axiomatic Approach

1. Reputation

Reputation promise

REPUTATION

Reputation systems

Reputation Weaver

Internet Reputation

Reputation Systems for Anonymous Networks