Resumen
Mobile ad-hoc network (MANET) security is the most significant importance for the infrastructure working of network. Privacy and integrity of the information, network services can be accomplished by guaranteeing that security issues. The mobile ad hoc network (MANET) is a distributed framework less network and essentially depends on singular security arrangements from every mobile node and in this way brought together security control is difficult to execute in it. The nature of ad hoc networks makes them powerless against different types of attack. The arbitrary nature of these networks makes implementation of security a defying issue. The mobile ad hoc network (MANET) is the kind of network wherein mobile nodes can link or depart the network when they need. Because of self-arranging nature of the network malicious nodes enter which are capable to trigger different sorts of active and passive attacks. The active attacks are those which diminish network performance regarding certain parameters. In this article, different methods are reviewed and dissected as far as specific parameters.