Aitizaz Ali1, Mehedi Masud2, Ateeq ur Rehman3, Can Chen1, Mehmood4, Mohammad A. AlZain5, Jehad Ali6,*
Intelligent Automation & Soft Computing, Vol.33, No.2, pp. 1183-1195, 2022, DOI:10.32604/iasc.2022.023930
Abstract Security of Patient health records (PHR) is the most important aspect of cryptography over the Internet due to its value and importance preferably in the medical Internet of Things (IoT). Search keywords access mechanism is one of the common approaches which is used to access PHR from database, but it is susceptible to various security vulnerabilities. Although Blockchain-enabled healthcare systems provide security, but it may lead to some loopholes in the existing schemes. However, these methods primarily focused on data storage, and blockchain is used as a database. In this paper, Blockchain as a distributed database is proposed with homomorphic… More >
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