Various Techniques for Secure Routing in VANETs: A Review

The vehicular adhoc networks is the type of network in which no central controller is present and due to which vehicle nodes may join or leave the network any time. In the vehicular adhoc network, vehicle to vehicle and vehicle to infrastructure type of communication is possible in the network. Due to self configuring nature of the network, many malicious nodes may join the network which is responsible to trigger various type of active and passive attacks. In this paper, techniques which are proposed to isolate and Sybil attack in the network are reviewed in terms of description and outcomes.