Analysis of Protective Mechanism in Roaming Network for Secure Communication

Roaming means the expansion of a wireless network service in an location that is different from registered home network. Roaming service provide mobile subscriber the capability to move from one access point to other for communication when it is out of the normal coverage area. Within the diverse network, providing protective and resourceful roaming service is difficult, because various networks have various protective policies and authentication protocols. Protective mechanism in roaming network for secure communication is presented in this paper. The scenario of denial of service attack is described and the preventive method against the attack is mention.