Research on Security of Trust and Reputation Model in Autonomous Networks

With the in-depth research of peer-to-peer networks,Ad hoc networks,wireless networks etc,trust and reputation become important means to the protection of Autonomous Networks.Although the trust and reputation managements have played an important role,indirect recommendation techniques bring a lot of security issues in the trust and reputation systems.After the concepts of trust and reputation were presented,some novel attacks related were given.And then several typical trust/reputation models with defense capabilities for the self-government networks were analyzed and compared in security and performance after they were described briefly.Finally,the current problems and also challenges in the future in security of trust and reputation model were presented.