Fast recovery of unknown coefficients in DCT-transformed images

The advancement of cryptography and cryptanalysis has driven numerous innovations over years. Among them is the treatment of cryptanalysis on selectively encrypted content as a recovery problem. Recent research has shown that linear programming is a powerful tool to recover unknown coefficients in D...

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Bibliographic Details
Main Authors: Ong, Sim Ying, Li, Shujun, Wong, Kok Sheik, Tan, Kuan Yew
Format: Article
Published: Elsevier 2017
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Online Access:http://eprints.um.edu.my/17582/
https://doi.org/10.1016/j.image.2017.06.002
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