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A Traceable Blockchain-Based Vaccination Record Storage and Sharing System.

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This study introduces a secure blockchain system for storing and sharing vaccination records (VR). This improves diagnostic accuracy by ensuring doctors can access reliable patient VRs, enhancing healthcare.

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Area of Science:

  • Health Informatics
  • Computer Science
  • Blockchain Technology

Background:

  • Patient vaccination records (VR) are crucial for accurate medical diagnosis.
  • Current VR systems rely on easily lost booklets or slow, centralized government databases.
  • Inaccurate or delayed VR access increases medical risks.

Purpose of the Study:

  • To propose a novel, traceable blockchain-based system for storing and sharing vaccination records.
  • To enhance the security, integrity, and accessibility of patient vaccination data.
  • To address the limitations of current centralized vaccination record management.

Main Methods:

  • Developed a decentralized system using blockchain technology for VR storage.
  • Implemented smart contracts for automated security and access control.
  • Utilized mutual authentication to ensure data integrity and non-repudiation.

Main Results:

  • The proposed system ensures traceable and secure storage of vaccination records on the blockchain.
  • Doctors can efficiently retrieve patient VRs for improved diagnosis.
  • The system demonstrates resistance to common cyberattacks like replay and man-in-the-middle attacks.

Conclusions:

  • Blockchain technology offers a robust solution for managing sensitive health data like vaccination records.
  • The proposed system enhances data security, accessibility, and diagnostic accuracy.
  • This approach mitigates risks associated with traditional, centralized record-keeping methods.