Xuliang Xu

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The high node density, large scale node number and limitation of resource in wireless sensor networks introduce significant challenges when preventing active denial of services (DoS) attacks. This paper established an attacking-defending gaming model, where the strategy space and payoff matrix are given to both the intrusion detection system (IDS) and the(More)
Packet forwarding in Ad Hoc networks relies on the cooperation among nodes. However, some selfish nodes will refuse to provide forwarding services to conserve their resources, which deteriorates the network performance. Reputation mechanism can reduce the selfish behavior of nodes. This paper proposes a simple and effective local reputation mechanism: LRM,(More)
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