Date Added: Oct 2011
MANET is quickly spreading for the property of its capability in forming rapidly changing topologies network without the aid of any established infrastructure or centralized administration. The security challenges in MANET have become a primary concern to provide secure communication. The Attacks on MANET disrupts network performance and reliability. The DOS (denial-of-service), Distributed Denial-of-Service (DDoS) attacks are a rapidly growing problem. The multitude and variety of both the attacks and the defense approaches is overwhelming. These attacks lead toward the degradation or prevention of legitimate use of network resources.