International Journals of Advanced Information Science and Technology (IJAIST)
Mobile Ad-hoc NETwork (MANET) is a temporary infrastructure less multi-hop wireless network in which the nodes can move arbitrarily. Such networks extend the limited wireless transmission range of each node by multi-hop packet forwarding, thus, well suited for the scenarios in which pre deployed infrastructure support is not available. It is easy to launch the Denial of Service (DoS) attack by means of malicious node in MANET. The main objective of the work is to detect the malicious node using reputation system. In this system, each node would evaluate its own trust vector parameters about neighbors through monitoring neighbor's pattern of traffic in network.