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Distributed clinical data sharing via dynamic access-control policy transformation.

Fatemeh Rezaeibagha1, Yi Mu1

  • 1Centre for Computer and Information Security Research, School of Computing and Information Technology, University of Wollongong, NSW, Australia.

International Journal of Medical Informatics
|March 17, 2016
PubMed
Summary
This summary is machine-generated.

This study introduces a novel access-control mechanism for secure electronic health record (EHR) data sharing across hybrid clouds. It addresses privacy concerns by enabling EHR policy transformation between public and private cloud environments.

Keywords:
Access controlData sharingEHREncryptionPrivacySecurity

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Area of Science:

  • Health Informatics
  • Cybersecurity
  • Cloud Computing

Background:

  • Electronic health record (EHR) data sharing is crucial for healthcare quality but poses significant security and privacy risks.
  • Traditional encryption methods are insufficient for complex hybrid cloud environments with diverse access needs.
  • Addressing these security and privacy concerns is vital for widespread EHR data adoption.

Purpose of the Study:

  • To develop a novel access-control mechanism for secure and privacy-preserving EHR data sharing in hybrid cloud scenarios.
  • To address the challenge of access-control policy transformation between different cloud domains.
  • To facilitate secure data sharing among healthcare enterprises with varying access requirements.

Main Methods:

  • Introduction of an access-control mechanism utilizing cryptographic building blocks.
  • Presentation of a novel approach for secure EHR data sharing.
  • Development of a method for access-control policy transformation in EHR systems for hybrid clouds.

Main Results:

  • A functional data sharing system designed for healthcare providers managing diverse EHR users and access privileges across cloud environments.
  • A systematic study validating the proposed solution for EHR data sharing security and privacy issues.
  • Demonstration of a protocol for policy transformation as a practical application.

Conclusions:

  • An innovative access-control method for EHR privacy protection and policy transformation between private and public clouds has been developed.
  • This approach offers a unique solution previously unaddressed in existing literature.
  • The proposed protocol effectively demonstrates policy transformation for practical EHR data sharing scenarios.