Affiliation: | GU Tie-jun 1,TANG Bing-yong 1,MA Xi-jun 2,LI Yi 3 1 Glorious Sun School of Business and Management,Donghua University,Shanghai 200051,China 2 Institute of Computer Network System,Hefei University of Technology,Hefei 230001,China 3 Information Security System Testing Lab,The Third Research Institute of Ministry of Public Security,Shanghai 200031,China |