58 citations · 75 across the 3 of their papers we have counts for
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cs.CR2023
Recovering the Block-wise Relationship in an Encryption-Then-Compression System
Chengqing Li, Sheng Liu
Joint encryption and compression is an ideal solution for protecting security and privacy of image data in a real scenario, e.g. storing them on an existing cloud-based service lik…
cs.CR2021★ 58 cited
Cryptanalyzing two image encryption algorithms based on a first-order time-delay system
Sheng Liu, Chengqing Li, Qiao Hu
Security is a key problem for the transmission, interchange and storage process of multimedia systems and applications. In 2018, M. Li et al. proposed in-depth security analysis on…