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Defending P2P from flooding based DDoS

Keywords: P2P,Gnutella protocol,DDoS,trust and reputation

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This paper proposed a trust and reputation model based on Markov process,which constructed trust relationship among peers.In this model,well-behavior peers possessed ability to identify bad-behavior peers to intermit transmission of malicious message through the interaction of trust and reputation information established among peers,so that the networks could resist on the DDoS attack.Simulation result shows that the model of provides an efficient isolation on malicious message amount and promotion on toler...


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