摘要：This paper introduces research trend on comprehensive approach to ensuring a secure network. Today's organizations pose a great challenge of managing disparate identity stores that disoriented and uncoordinated for period of time due to change of IT infrastructure management and administration. Lack of identity management is affecting business continuity and application & network security. Federated identity management is a strategic concept that encapsulates and integrates these disparate technologies into a coordinated, comprehensive strategy to accomplish enterprise-wide goals. This paper also introduces some practical business case concepts to aid in putting together their own identity management strategies
