Date Added: Sep 2012
A Mobile Ad-hoc NETwork (MANET) is a self-configuring infrastructure less network of mobile devices connected by wireless. MANETs are a kind of wireless ad hoc networks that usually has a routable networking environment on top of a Link Layer ad hoc network. In an attempt to enhance security in MANETs many researchers have suggested and implemented new improvements to the protocols and some of them have suggested new protocols. The attacks on MANET's challenge the mobile infrastructure in which nodes can join and leave easily with dynamics requests without a static path of routing. And also energy efficient routing is most important because all the nodes are battery powered.