Enterprise Identity Management Systems (EIdMS) are an IT-based infrastructure that needs to be integrated into various business processes and related infrastructures. Assessment and preparation of decisions for the introduction need to take the costs, benefits, and the organizational settings...

Introduction -- Scientific Positioning and Research Approach -- EIdM: Concepts, Technologies, and Application Fields -- Evaluation of EIdMS Investments -- A Decision Support Model for the Introduction of EIdMS Systems -- Prototype Implementation of an EIdMS Decision Support System -- Empirical...