区块链支持的EHR访问审计:加强医疗保健数据安全性
Faheem Ullah1, Jingsha He1, Nafei Zhu1
1Faculty of Information Technology, Beijing University of Technology, Beijing, China.
Heliyon
|September 10, 2024
概括
电子健康记录 (EHR) 的强有力的审计对于安全至关重要. 本研究介绍了区块链和基于目的的访问控制 (PBAC),以创建不可变的审计轨迹,增强电子健康记录数据完整性和合规性.
科学领域:
- 医疗信息学 医疗信息学
- 网络安全 网络安全
- 区块链技术 区块链技术
背景情况:
- 电子健康记录 (EHR) 是至关重要的,但存在重大安全挑战.
- 缺乏EHR访问审计机制会造成问责制缺口和安全漏洞.
- 不充分的合规审计增加了数据泄露和未经授权的数据使用的风险.
研究的目的:
- 为了满足对强大的电子健康记录审计系统的需求.
- 仔细审查EHR数据访问,包括谁,何时,以及为什么目的.
- 增强EHR数据安全性和合规审计程序.
主要方法:
- 使用区块链技术开发了一个不可变的审计跟踪,以提高EHR数据安全性.
- 基于目的的综合访问控制 (PBAC) 与合规审计的智能合约.
- 通过PBAC政策验证,验证了访问合法性并减少了未经授权的输入.
主要成果:
- 成功创建了一个用于EHR访问的审计跟踪.
- 通过PBAC政策验证启用合规审计.
- 创建了全面的审计日志,并获得了基于数据的见解.
结论:
- 拟议的系统显著加强了EHR访问安全性.
- 区块链和PBAC集成增强了数据完整性和问责制.
- 该解决方案解决了EHR访问控制和审计中的关键漏洞.
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