Survey on Security Systems for Mobile Network

21st century have witnessed an explosive growth in the use of mobile devices as the enabling technology for accessing Internet based services, as well as for personal communication needs in networking environments. Security issues mobile device directly questions credibility of applications and services. Currently available network security mechanisms are inadequate, since there is a greater demand to provide a more flexible, reconfigurable, and scalable security mechanism. Hence, mobile security is no longer inherent, but of vital importance. Security model that adapt to the various capabilities and security requirements of a mobile system is necessary. This analysis paper provides a brief overview of mobile network security.