1. Department of Information Network; Chang'an University; Xi'an China
2. Network Information Center; Shaanxi Normal University; Xi'an China
3. Department of Mathematics, Agra College, Agra; Dr. B. R. A. University; Agra India
4. The Center of Excellence in Information Assurance (CoEIA); King Saud University; Riyadh Saudi Arabia
5. Science and Technology on Information Assurance Laboratory; Beijing China
6. Department of Statistics; Chaudhary Charan Singh University; Meerut India