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CORR
2007
Springer
72views Education» more  CORR 2007»
13 years 7 months ago
Cryptanalysis of an Image Encryption Scheme Based on a Compound Chaotic Sequence
Chengqing Li, Shujun Li, Guanrong Chen, Wolfgang A...
PCM
2004
Springer
116views Multimedia» more  PCM 2004»
14 years 1 months ago
Cryptanalysis of a Chaotic Neural Network Based Multimedia Encryption Scheme
Recently, Yen and Guo proposed a chaotic neural network (CNN) for signal encryption, which was suggested as a solution for protection of digital images and videos. The present pape...
Chengqing Li, Shujun Li, Dan Zhang, Guanrong Chen
ISCAS
2008
IEEE
100views Hardware» more  ISCAS 2008»
14 years 2 months ago
On the security of a class of image encryption schemes
— Recently four chaos-based image encryption schemes were proposed. Essentially, the four schemes can be classified into one class, which is composed of two basic parts: permuta...
Chengqing Li, Guanrong Chen
TCSV
2008
111views more  TCSV 2008»
13 years 7 months ago
Cryptanalysis of an Image Scrambling Scheme Without Bandwidth Expansion
Recently, a novel image scrambling (i.e., encryption) scheme without bandwidth expansion was proposed based on two-dimensional (2-D) discrete prolate spheroidal sequences (DPSS). ...
Shujun Li, Chengqing Li, Kwok-Tung Lo, Guanrong Ch...