International Journal of Engineering Research

K. M. Chethan Kumar ¹, Chandrakant Naikodi ¹, L. Suresh ²

Affiliations
1 Dept. of CSE, Cambridge Institute of Technology, Bangalore, IN
2 Cambridge Institute of Technology, Bangalore, IN

Abstract

Every hostin mobile adhoc network (MANET), not simply acts as a hostother thanit can also act as a router. Cooperation is much needed between every node in order to forward and to receive the data packets, hence it forms a local area network.From the security point of view the above features also adds up some great disadvantages to the network. It's a challenging task to detect malevolent nodes causing wormhole, blackhole and grayhole attacks in this condition. Our main aim in this paper is to detect wormhole, blackhole and grayhole attacks by cooperative dynamic source routing basescheme that is called as cooperative bait discovery scheme (CBDS), it has both proactive and reactive protection configurations.In order to achieve the goal, a reverse tracing technique is implemented in the CBDS scheme. In this scheme, by using address of a nearby host as bait end address to attract malevolenthosts to throw a respondnote (RREP), also reverse tracing technique ensures safety and prevents malicious hosts by detecting them.

Keywords

MANET, CBDS, Worm Hole, Black Hole, Gray Hole, DSR.

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