1. Chongqing University of Posts and Telecommunications,Institute of Intelligent Communication and Network Security,School of Communication and Information Engineering,Chongqing,China
2. Chongqing University of Posts and Telecommunications,Institute of Intelligent Communication and Network Security,School of Cyber Security and Information Law,Chongqing,China
3. Chongqing University,School of Microelectronics and Communication Engineering,Chongqing,China
4. University of Electronic and Science and Technology of China,School of Information and Communication Engineering,Chengdu,China