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Chengqing Li

Addresse  

Prof. Dr. Chengqing Li
Universität Konstanz
Informatik und Informationswissenschaft
Fach 697
78457 Konstanz
Germany

Zimmer Z717
Telefon +49 (0) 7531 88-4127
Fax +49 (0) 7531 88-4715
E-Mail chengqing.li@uni-konstanz.de

Vita

04.2013-03.2014  

Humboldt Research Fellow, University Konstanz, Germany

Since 2010 Associate professor, Xiangtan University, China
2008 - 2010 Postdoctoral Fellow, The Hong Kong Polytechnic University, China
2008 PhD, City University of Hong Kong, China

Research

Areas of interest: multimedia security, chaos-based cryptography and cryptanalysis, image encryption

Project: Secure Image Computing – supported by the Alexander von Humboldt Foundation

Selected Papers

Full list: http://www.researcherid.com/rid/B-9388-2008

 

Chengqing Li, Yuansheng Liu, Leo Yu Zhang, Michael Z. Q. Chen,
"Breaking a chaotic image encryption algorithm based on modulo addition and XOR operation,
"International Journal of Bifurcation and Chaos, vol. 23, no. 4. art no. 1350075, Apr 2013

Chengqing Li, Yu Zhang, Rong Ou, Kwok-Wo Wong,
Breaking a novel colour image encryption algorithm based on chaos,”
Nonlinear Dynamics, vol. 70, no. 4, pp. 2383-2388, Dec 2012 Springer 2012

Chengqing Li, Michael Z. Q. Chen, Kwok-Tung Lo,
Breaking an image encryption algorithm based on chaos,”
International Journal of Bifurcation and Chaos, vol. 21, no. 7, pp. 2067-2076, Jul 2011

Chengqing Li, Kwok-Tung Lo,
Optimal quantitative cryptanalysis of permutation-only multimedia ciphers against plaintext attacks,”
Signal Processing, vol. 91, no. 4, pp. 949-954, Apr 2011, Elsevier

Chengqing Li, Shujun Li, Kwok-Tung Lo, Kyandoghere Kyamakya,
A differential cryptanalysis of Yen-Chen-Wu multimedia cryptography system (MCS),”
The Journal of Systems and Software, vol. 83, no. 8, pp. 1443-1452, Aug 2010, Elsevier

Chengqing Li, Shujun Li, Muhammad Asim, Juana Nunez, Gonzalo Alvarez, Guanrong Chen,
On the security defects of an image encryption scheme,”
Image and Vision Computing, vol. 27, no. 9, pp. 1371-1381, August 2009 Elsevierhttp://dx.doi.org/10.1016/j.imavis.2008.12.008

Shujun Li, Chengqing Li, Kwok-Tung Lo, Guanrong Chen,
Cryptanalyzing an encryption scheme based on blind source separation,”
IEEE Transactions on Circuits and Systems I, vol. 55, no. 4, pp. 1055-1063, May 2008 IEEEhttp://dx.doi.org/10.1109/TCSI.2008.916540

Shujun Li, Chengqing Li, Guanrong Chen and Kwok-Tung Lo,
Cryptanalysis of the RCES/RSES Image Encryption Scheme,”
The Journal of Systems and Software, vol. 81, no. 7, pp. 1130-1143, 2008 Elsevierhttp://dx.doi.org/10.1016/j.jss.2007.07.037

Shujun Li, Chengqing Li, Guanrong Chen, Nikolaos G. Bourbakis, Kwok-Tung Lo,
A general quantitative cryptanalysis of permutation-only multimedia ciphers against plaintext attacks,”
Signal Processing: Image Communication, vol. 23, no. 3, pp. 212-223, 2008 Elsevier

Shujun Li, Chengqing Li, Kwok-Tung Lo, Guanrong Chen,
Cryptanalysis of an Image Scrambling Scheme without Bandwidth Expansion,”
IEEE Transactions on Circuits and Systems for Video Technology
, vol. 18, no. 3, 338-349, Mar 2008 IEEE