Identity management is a framework of policies and technologies for ensuring that the right users (in an enterprise) have the appropriate access to technology resources. Identity management systems fall under the overarching umbrellas of IT security and data management.
Identity and access management systems identify, authenticate and control access for individuals who will be utilizing IT resources. They also manage access to hardware and applications that employees need. Identity and access management solutions have become more prevalent and critical in recent years as regulatory compliance requirements have become increasingly more rigorous and complex.
It addresses the need to ensure appropriate access to resources across increasingly heterogeneous technology environments and to meet increasingly rigorous compliance requirements.