Ontology-based matching of security attributes for personal data access in e-health

  • Authors:
  • Ioana Ciuciu;Brecht Claerhout;Louis Schilders;Robert Meersman

  • Affiliations:
  • Semantics Technology and Applications Research Laboratory, Vrije Universiteit Brussel, Brussels, Belgium;Custodix, Sint-Martens-Latem, Belgium;Custodix, Sint-Martens-Latem, Belgium;Semantics Technology and Applications Research Laboratory, Vrije Universiteit Brussel, Brussels, Belgium

  • Venue:
  • OTM'11 Proceedings of the 2011th Confederated international conference on On the move to meaningful internet systems - Volume Part II
  • Year:
  • 2011

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Abstract

This paper discusses an interoperability solution (tool) for the internal management of a policy decision engine located at the level of the authorization layer of a service oriented environment. The tool aims to support federated access control in the context of distributed architectures, in which a local authorization policy is not able to recognize all the attributes in the authorization decision requests. The approach is based on an ontology-based interoperation service (OBIS) whose role is to translate security attributes (name-value pairs) from local security vocabularies into the attributes recognized by the central (Master Policy Decision Point) vocabulary based on a security ontology and its domain-specific extensions which provides semantic reasoning services. The approach is validated in an e-Health scenario for the access of patient data for diabetes patient monitoring and disease management.