Journal of Mobile Communication

Year: 2008
Volume: 2
Issue: 4
Page No. 112 - 119

Secured Packet Transmission in Adhoc Networks

Authors : S. Varadhaganapathy and A.M. Natarajan

Abstract: Adhoc network is a wireless temporary network, so there are more possibilities of attacks by multiple mobile intruders. Intruders may vary according to their way of attacking. Providing higher security for the mobile users is partially possible by different algorithms like approximation algorithms, distributed polynomial complexity selection algorithms, etc. Approximation algorithms requires recomputation every time the topology changes. Using analysis and simulation to find different failure rates, resource limitation and required detection rates with the applications of appropriate algorithms are partially possible. The important algorithm used in the existing system is MUNEN (Multiple Unsatisfied Neighbors in Extended Neighborhood). Active nodes in this algorithm always act as an intrusion detector in which the IDS (Intrusion Detection Software) is installed and executed within it. Selection of more number of active nodes is not possible by this algorithm. Failure to detect AODV protocol attacks, lower efficiency and higher cost of execution are some of the drawbacks of the existing MUNEN algorithm. The proposed solution uses an algorithm GODOM (GeOmetric DOMinated set) to find out more number of active nodes. The STATIDS will checkout every packet using some threshold values and if the packet transmission crosses the threshold values then that packet is marked as an abnormal packet. The proposed system has many advantages like finding more number of active nodes, improved STAT based IDS to detect more number of AODV attacks, higher efficiency and lower cost of execution. This study aims to propose an enhanced version of AODV based on GODOM algorithm and STAT-IDS.

How to cite this article:

S. Varadhaganapathy and A.M. Natarajan , 2008. Secured Packet Transmission in Adhoc Networks. Journal of Mobile Communication, 2: 112-119.

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