中文摘要：

GONG Bei, Ph.d was born in 1984. He is a lecturer of Beijing University of Technology. His research interests include trusted computing and cryptography. Email： tekkman blade@126.com ZHANG Jianbiao, was born in 1969. He received the B.S., M.S. and Ph.D. degrees from the Northwestern Polytechnic University, Shaanxi, Xi＇an, in 1992, 1995, and 1999, respectively. From 1999 to 2001, he was a postdoctoral fellow in BeiHang University, Beijing. Now, he is a professor and Ph.D. supervisor in College of Computer Science, Beijing University of Tech- nology. His research interests include network and information security, trusted computing. Emaih zjb@ bjut.edu.cn. YE Xiaolie, Ph.d, graduated from Beijing Institute of Technology, works as a technical specialist in Beijing Business Intelligence and Communications Tech. Co, Ltd, focusing on the research of AI and Network Security. SHEN Changxiang, was born in 3940, male, Academician, research direction： information security. Email： Shenchx@cae.cn