Guizhou Provincial Key Laboratory of Public Big Data,Guizhou University,Guiyang,550025,China;
School of Cyberspace Security,Beijing University of Posts and Telecommunications,Beijing,100876,China;
College of New Media,Beijing Institute of Graphic Communication,Beijing,102600,China;
School of Computer Science,The University of Auckland,Auckland,New Zealand;
The Internet of Vehicles; privacy protection; local differential privacy; location semantic inference attack; game theory;