FU-SHAN WEI1,2, QI JIANG3, RUI-JIE ZHANG1 AND CHUAN-GUI MA4
1State Key Laboratory of Mathematical Engineering and Advanced Computing
Zhengzhou, 450001 P.R. China
2State Key Laboratory of Cryptology
P. O. Box 5159, Beijing, 100878 P.R. China
3School of Cyber Engineering
Xidian University
Xi'an, 710071 P.R. China
4Department of Basic, Army Aviation Institution
Beijing, 101123 P.R. China
E-mail: {weifs831020; rjz_wonder}@163.com; jiangqixdu@xidian.edu.cn; chuanguima@sina.com