Dr. Chengqing Li ()

College of Information Engineering,
Xiangtan University, Yuhu, Xiangtan 411105, Hunan, China
Email: chengqingg@gmail.com, chengqing@xtu.edu.cn

Research Interests

Chaos-based cryptography and cryptanalysis
Cryptanalysis of multimedia encryption schemes

Miscellaneous Records

Journal Papers

1. Chengqing Li, Yu Zhang, Rong Ou, Kwok-Wo Wong
   "Breaking a novel colour image encryption algorithm based on chaos,"
   Nonlinear Dynamics, 2012 PDF

2. Yu Zhang, Chengqing Li*, Kwok-Wo Wong, Shi Shu, Guanrong Chen,
   "Cryptanalyzing a chaos-based image encryption algorithm using alternate structure,"
   The Journal of Systems and Software, 2012 doi Elsevier PDF

3. Yu Zhang, Chengqing Li*, Qin Li, Dan Zhang, Shi Shu,
   "Breaking a chaotic image encryption algorithm based on perceptron model,"
   Nonlinear Dynamics, 2012 Springer doi PDF

4. Qin Li, Chengqing Li, Dong-Yang Long, W. H. Chan, and Chun-Hui Wu,
   "On the impossibility of non-static quantum bit commitment between two parties,"
   Quantum Information Processing, 2012 Springer doi PDF

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

6. Chengqing Li, and 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 doi PDF

7. Chengqing Li, Shujun Li  and Kwok-Tung Lo,
   "Breaking a modified substitution-diffusion image cipher based on chaotic standard and logistic maps,"
   Communications in Nonlinear Science and Numerical Simulation, vol. 16, no. 2, pp. 837-843, Feb 2011, Elsevier doi PDF

8. Chengqing Li, David Arroyo, and Kwok-Tung Lo,
   "Breaking a Chaotic Cryptographic Scheme Based on Composition Maps,"
   International Journal of Bifurcation and Chaos, vol. 20, no. 8, pp. 2561-2568, Sep 2010, World Scientific doi PDF

9. Chengqing Li, Shujun Li, Kwok-Tung Lo, and 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 doi PDF

10. Chengqing Li, Shujun Li, Muhammad Asim, Juana Nunez, Gonzalo Alvarez and Guanrong Chen,
    "On the security defects of an image encryption scheme,"
    Image and Vision Computing, vol. 27, no. 9, pp. 1371-1381, Aug 2009 Elsevier doi PDF

11. David Arroyo, Gonzalo Alvarez, Shujun Li, Chengqing Li and Veronica Fernandez,
    "Cryptanalysis of a new chaotic cryposystem based on ergodicity,"
    International Journal of Modern Physics B, vol. 23, no. 5, pp. 651-659, 2009 World Scientific doi

12. David Arroyo, Chengqing Li, Shujun Li, Gonzalo Alvarez and Wolfgang A. Halang,
    "Cryptanalysis of an image encryption scheme based on a new total shuffling algorithm,"
    Chaos, Solitons & Fractals, vol. 41, no. 15, pp. 2613-2616, 2009 Elsevier doi

13. Chengqing Li, Shujun Li, Guanrong Chen and Wolfgang A. Halang,
    "Cryptanalysis of an image encryption scheme based on a compound chaotic sequence,"
    Image and Vision Computing, vol. 27, no. 8, pp. 1035-1039, Jul 2009 Elsevier doi PDF

14. David Arroyo, Chengqing Li, Shujun Li and Gonzalo Alvarez,
    "Cryptanalysis of a computer cryptography scheme based on a filter bank,"
    Chaos, Solitons & Fractals, vol. 41, no. 5, pp. 2613-2616, 2009 Elsevier doi PDF

15. Chengqing Li, Dan Zhang and Guanrong Chen,
    "Cryptanalysis of an image encryption scheme based on the Hill cipher,"
    Journal of Zhejiang University SCIENCE A, vol. 9, no. 8, pp. 1118-1123, 2008 doi PDF

16. Shujun Li, Chengqing Li, Kwok-Tung Lo and 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 IEEE doi PDF

17. 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 Elsevier doi PDF

18. Shujun Li, Chengqing Li, Guanrong Chen, Nikolaos G. Bourbakis and 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 doi PDF

19. Shujun Li, Chengqing Li, Kwok-Tung Lo and 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 doi PDF

20. Chengqing Li, Shujun Li, Gonzalo Alvarez, Guanrong Chen and Kwok-Tung Lo,
    "Cryptanalysis of a chaotic block cipher with external key and its improved version,"
    Chaos, Solitons & Fractals, vol. 37, no. 1, pp. 299–307, 2008 Elsevier doi PDF

21. David Arroyo, Gonzalo Alvarez, Shujun Li, Chengqing Li, and Juana Nunez,
    "Cryptanalysis of a discrete-time synchronous chaotic encryption system,"
    Physics Letters A, vol. 372, no. 7, pp. 1034-1039, 2008 Elsevier doi

22. Chengqing Li, Shujun Li, Gonzalo Alvarez, Guanrong Chen and Kwok-Tung Lo,
    "Cryptanalysis of two chaotic encryption schemes based on circular bit shift and XOR operations,"
    Physics Letters A, vol. 369, no.1-2, pp. 23-30, 10 Sep 2007 Elsevier doi PDF

23. Shujun Li, Chengqing Li, Kwok-Tung Lo, and Guanrong Chen,
    "Cryptanalysis of an image encryption scheme,"
    Journal of Electronic Imaging, vol. 15, no. 4, 043012-1~13, 2006 Elsevier doi

24. Chengqing Li, Shujun Li, Der-Chyuan Lou and Dan Zhang,
    "On the Security of the Yen-Guo's Domino Signal Encryption Algorithm (DSEA),"
    The Journal of Systems and Software, vol. 79, no. 2, pp. 253-258, Feb 2006 Elsevier doi PDF

25. Chengqing Li, Shujun Li, Dan Zhang, and Guanrong Chen,
    "Cryptanalysis of a data security protection scheme for VoIP,"
    IEE Proceedings-Vis. Image Signal Process, vol. 153, no. 1, pp. 1-10, 2006 IEEE doi

26. Chengqing Li, Shujun Li, Guanrong Chen, Gang Chen and Lei Hu,
    "Cryptanalysis of a New Signal Security System for Multimedia Data Transmission,"
    EURASIP Journal on Applied Signal Processing, vol.2005, no.8, pp.1277-1288, 2005 doi

Conference Papers

1. Shujun Li, Chengqing Li and C.-C. Jay Kuo,
   "On the security of a secure Lempel-Ziv-Welch (LZW) algorithm,"
   Proceeding of 12th IEEE International Conference on Multimedia and Expo (ICME 2011)
   art. no. 6011939, 2011 doi

2. Chengqing Li, and Kwok-Tung Lo,
   "Cryptanalysis of an image encryption scheme using cellular automata substitution and SCAN,"
   The 2010 Pacific-Rim Conference on Multimedia (PCM 2010)
   Lecture Notes in Computer Science, vol. 6297, pp. 601-610, 2010 doi

3. Chengqing Li, and Guanrong Chen,
   "On the security of a class of image encryption schemes,"
   Proceeding of IEEE International Symposium on Circuits and Systems 2008, pp. 3290-3293, 2008 doi PDF

4. Chengqing Li, Shujun Li, Dan Zhang and Guanrong Chen,
   "Chosen-Plaintext Cryptanalysis of a Chaotic Cipher Based on a Clipped Neural Network,"
   International Symposium on Neural Networks 2005,
   Lecture Notes in Computer Science,vol. 3497, pp. 630-636, 2005, doi PDF

5. Chengqing Li, Xinxiao Li, Shujun Li and Guanrong Chen,
   "Cryptanalysis of a Multistage Encryption System,"
   Proceeding of IEEE International Symposium on Circuits and Systems 2005, pp. 880-883, 2005, doi

6. Chengqing Li, Shujun Li, Dan Zhang and Guanrong Chen,
   "Cryptanalysis of a Chaotic Neural Network Based Multimedia Encryption Scheme,"
   Pacific Rim Conference on Multimedia 2004,
   Lecture Notes in Computer Science, vol. 3333, pp. 418-425, 2004, doi

Web of Science® – with Conference Proceedings Papers

Honours and Awards

• 2005  Excellent Grad of Zhejiang Province, China

• 2009  The Hong Kong Polytechnic University's Postdoctoral Fellowship, Hong Kong

Theses

• "On the Security of Some Multimedia Encryption Schemes,"
  PhD thesis, Department of Electronic Engineering,
  City University of Hong Kong, Hong Kong, Oct 2008 PDF

• "Cryptanalyses of Some Multimedia Encryption Schemes,"
  Master thesis, Department of Mathematics,
  Zhejiang University, Hangzhou, Zhejiang, China, Jun 2005 PDF

• "Automorphism Group of P-group,"
  Bachelor thesis, Department of Mathematics,
  Xiangtan University, Xiangtan, Hunan, China, Jun 2002

Updated on Apr 26 2012