International Journal of Innovative Research in Science, Engineering and Technology (IJIRSET)
MANET stands for Mobile Ad hoc NETwork. It is a robust infrastructure less wireless network. Malicious vehicles can degrade the network performance by triggering some security attack. VANET are self-configuring networks composed of a collection of vehicles and elements of roadside structure linked with each other without requiring any infrastructure, sending and receiving information of current traffic situation. These are used for the communication among the mobile vehicles. It has some security issues like attacks, authentication, etc.