Enhancing privacy management protection through secure and efficient processing of image information based on the fine-grained thumbnail-preserving encryption

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Yun Luo, Yuling Chen, Hui Dou, Chaoyue Tan, Huiyu Zhou

Published: 01 Jan 2024, Last Modified: 15 May 2025Inf. Process. Manag. 2024EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•We proposed a novel NR-secure FG-TPE scheme.•Balance the cloud storage image information privacy and availability.•FG-TPE improves the encryption efficiency compared with existing research work.•FG-TPE reduces the ciphertext expansion rate by about 19.6% in the optimal state.