Secure electronic health record access control via blockchain, dual-attribute encryption, and large language model-based attribute extraction

Abstract Access control and data privacy are two of the main necessities in managing electronic health records (EHRs) across distributed domain. There are privacy gaps that expose EHRs to risks like unauthorized access by unaffiliated medical personnel. Traditional attribute-based encryption (ABE) a...

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Bibliographic Details

Main Authors:	Atefeh Nekouie, Majid Vafaei Jahan, Mohammad Hossein Moattar, Reza Sheibani
Format:	Artigo
Language:	Inglês
Published:	Nature Portfolio 2026-02-01
Series:	Scientific Reports
Subjects:	Electronic health records (EHR) Attribute-based encryption (ABE) Large language models (LLMs) Blockchain Security Privacy
Online Access:	https://doi.org/10.1038/s41598-026-39690-2
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