2 papers
cs.MM2019
Universal chosen-ciphertext attack for a family of image encryption schemes
Junxin Chen, Lei Chen, Yicong Zhou
During the past decades, there is a great popularity employing nonlinear dynamics and permutation-substitution architecture for image encryption. There are three primary procedures…
cs.CR2017
A secure blind watermarking scheme based on DCT domain of the scrambled image
Lei Chen, Shihong Wang
This paper investigates a secure blind watermarking scheme. The main idea of the scheme not only protects the watermark information but also the embedding positions. To achieve a h…