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Larger networks and interconnected systems in a geographically diverse environments resulted in IAM federated identity access models. This approach enables organizations to optimally pursue business automation goals and higher operational efficiencies and market penetration through aligning together their business models, IT policies, security and privacy goals and requirements. In other words, identity federation is referred to the set of business and technology agreements between multiple organizations to allow users to use the same identification data to access privileged information across many disparate network domains. Obviously, identity federation offers economic savings, security and privacy as well as convenience, to both enterprises and their network users.

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title KPMG and Everett, 2009, p. 7
Operational excellence – Cost control and user experience; (KPMG and Everett, 2009, p. 7)

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