Audit-Based Access Control for Electronic Health Records

article
Traditional access control mechanisms aim to prevent illegal actions a-priori occurrence, i.e. before granting a request for a document. There are scenarios however where the security decision can not be made on the fly. For these settings we developed a language and a framework for a-posteriori access control. I this paper we show how the framework can be used in a practical scenario. In particular, we work out the example of an Electronic Health Record (EHR) system, we outline the full architecture needed for audit-based access control and we discuss the requirements and limitations of this approach concerning the underlying infrastructure and its users. © 2007 Elsevier B.V. All rights reserved.
TNO Identifier
239850
ISSN
15710661
Source
Electronic Notes in Theoretical Computer Science, 168(Spec. Issue), pp. 221-236.
Pages
221-236
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