User Identity in an HIE
User identity in an HIE is more complex than patient identity or resource information. Here is a case where managing users and their roles and permissions centrally to the HIE is simply not adequate to access control. Thus, there is a need to use federated identity. An HIE consists of multiple organizations (e.g., St. Mary Hospital and St. Luke Clinic) that are accessing each other through some HIE. Each organization needs a trust bond with the HIE. This an organizational trust typically built through some operational certification and legal agreements. This is characterized in Figure 28-3.
Figure 28-3 Characterization ...
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