Detection and Prevention of Blackhole Attack in the AOMDV Routing Protocol

Mobile ad-hoc network is a collection of dynamically organized nodes where each node acts as host and router. networks are characterized by the lack preexisting infrastructures or centralized administration. So, they vulnerable to several types attacks, especially Blackhole attack. This attack one most serious attacks in this kind mobile networks. In type attack, malicious sends false answer indicating that it has shortest path destination increasing sequence number decreasing hops. will have significant negative impact on source which send their data packets through destination. drop received absorbs all traffic. order overcome problem, securing routing protocols become very important requirement Multipath among affected paper, we propose an effective efficient technique avoids misbehavior facilitates discovery for reliable paths secure transmission between communicating well-known Ad hoc On-demand multi-path protocol (AOMDV). We implement simulate our proposed using ns 2.35 simulator. also compared how three AOMDV, AOMDV under (BHAOMDV), solution counter (IDSAOMDV) performs. The results show degradation performs, presents similarities normal isolating misbehaving resulted increase performance metrics standard values protocol.