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Authorized Shared Electronic Medical Record System with Proxy Re-Encryption and Blockchain Technology
| Content Provider | MDPI |
|---|---|
| Author | Chen, Weizhe Zhu, Shunzhi Li, Jianmin Wu, Jiaxin Chen, Chin-Ling Deng, Yong-Yuan |
| Copyright Year | 2021 |
| Description | With the popularity of the internet 5G network, the network constructions of hospitals have also rapidly developed. Operations management in the healthcare system is becoming paperless, for example, via a shared electronic medical record (EMR) system. A shared electronic medical record system plays an important role in reducing diagnosis costs and improving diagnostic accuracy. In the traditional electronic medical record system, centralized database storage is typically used. Once there is a problem with the data storage, it could cause data privacy disclosure and security risks. Blockchain is tamper-proof and data traceable. It can ensure the security and correctness of data. Proxy re-encryption technology can ensure the safe sharing and transmission of relatively sensitive data. Based on the above situation, we propose an electronic medical record system based on consortium blockchain and proxy re-encryption to solve the problem of EMR security sharing. Electronic equipment in this process is connected to the blockchain network, and the security of data access is ensured through the automatic execution of blockchain chaincodes; the attribute-based access control method ensures fine-grained access to the data and improves the system security. Compared with the existing electronic medical records based on cloud storage, the system not only realizes the sharing of electronic medical records, but it also has advantages in privacy protection, access control, data security, etc. |
| Starting Page | 7765 |
| e-ISSN | 14248220 |
| DOI | 10.3390/s21227765 |
| Journal | Sensors |
| Issue Number | 22 |
| Volume Number | 21 |
| Language | English |
| Publisher | MDPI |
| Publisher Date | 2021-11-22 |
| Access Restriction | Open |
| Subject Keyword | Sensors Information and Library Science Emr Sharing Consortium Blockchain Proxy Re-encryption Privacy Protection Iot Bcot |
| Content Type | Text |
| Resource Type | Article |