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035 |a 3244089430 
045 2 |b d20250601  |b d20250630 
084 |a 142231  |2 nlm 
100 1 |a Makura, Sheunesu 
245 1 |a Enhancing Healthcare Data Security Using Blockchain 
260 |b Academic Conferences International Limited  |c Jun 2025 
513 |a Conference Proceedings 
520 3 |a Healthcare data management has undergone significant transformation with the widespread adoption of Electronic Health Records (EHR). However, this evolution also presents critical challenges related to data security, privacy, and interoperability. Traditional EHR systems often fall short in implementing robust safeguards against unauthorized access, data tampering, and breaches, putting sensitive patient information at risk. Addressing these concerns is vital to ensure trust in healthcare systems and compliance with stringent regulatory frameworks. This paper investigates the potential of blockchain technology as a solution to enhance the security and reliability of EHR systems. Blockchain's inherent characteristics, including its immutable and decentralized architecture, align closely with the requirements for improving data integrity, privacy, and accessibility. Key features of blockchain, such as distributed ledgers, cryptographic security, and consensus mechanisms, offer a compelling framework to address vulnerabilities in conventional EHR systems. By conducting a comprehensive literature review, this study identifies recurring issues in existing EHR platforms, such as susceptibility to breaches, unauthorized data manipulation, and the lack of seamless interoperability among stakeholders. To evaluate blockchain's viability, the research developed a prototype solution by integrating blockchain technology with an open-source EHR platform, OpenEMR. Smart contracts were employed to automate data access permissions and enforce data integrity. The prototype underwent rigorous testing in simulated healthcare environments to assess its performance in ensuring data confidentiality, integrity, and availability. The results demonstrate that the proposed blockchain-based system effectively mitigates many of the security and privacy concerns prevalent in traditional EHR systems. Additionally, it enhances transparency and facilitates secure data sharing among authorized stakeholders without compromising patient confidentiality. 
653 |a Interoperability 
653 |a System reliability 
653 |a Security 
653 |a Distributed ledger 
653 |a Blockchain 
653 |a Prototypes 
653 |a Cryptography 
653 |a Information sharing 
653 |a Automation 
653 |a Privacy 
653 |a Health care industry 
653 |a Electronic health records 
653 |a Case studies 
653 |a Accountability 
653 |a Literature reviews 
653 |a Data management 
653 |a Data integrity 
653 |a Health care 
653 |a Confidentiality 
653 |a Supply chain management 
653 |a Clinical trials 
653 |a Transparency 
653 |a Compliance 
653 |a Integrity 
653 |a Smart contracts 
653 |a Data exchange 
653 |a Safeguards 
653 |a Patient information 
653 |a Reliability 
653 |a Susceptibility 
653 |a Medical records 
653 |a Technology 
653 |a Adoption of innovations 
653 |a Stakeholders 
653 |a Data 
653 |a Morality 
653 |a Unauthorized 
653 |a Manipulation 
653 |a Health services 
653 |a Decentralization 
653 |a Access 
653 |a Transformation 
653 |a Computerized medical records 
653 |a Patients 
653 |a Health records 
700 1 |a Venter, Hein 
700 1 |a Lukhozi, Azola 
773 0 |t European Conference on Cyber Warfare and Security  |g (Jun 2025), p. 404-416 
786 0 |d ProQuest  |t Political Science Database 
856 4 1 |3 Citation/Abstract  |u https://www.proquest.com/docview/3244089430/abstract/embedded/CH9WPLCLQHQD1J4S?source=fedsrch 
856 4 0 |3 Full Text  |u https://www.proquest.com/docview/3244089430/fulltext/embedded/CH9WPLCLQHQD1J4S?source=fedsrch 
856 4 0 |3 Full Text - PDF  |u https://www.proquest.com/docview/3244089430/fulltextPDF/embedded/CH9WPLCLQHQD1J4S?source=fedsrch