1. College of Computer and Cyber Security, Fujian Normal University, Fuzhou 350117, China; Fujian Provincial Key Laboratory of Network Security and Cryptology, Fujian Normal University, Fuzhou 350117, China; Digital Fujian Institute of Big Data Security Technology, Fujian Normal University, Fuzhou 350117, China
2. School of Computer Science and Mathematics, Fujian University of Technology, Fuzhou 350118, China
3. College of Computer and Cyber Security, Fujian Normal University, Fuzhou 350117, China; Fujian Provincial Key Laboratory of Network Security and Cryptology, Fujian Normal University, Fuzhou 350117, China