Compared with traditional rumors， internet rumors are characterized by strong explosive propagation， fast propagation speed， exaggerated titles， false borrowing or shaping authority to increase the credibility of the content， and strong “self-reproduction power”. To deal with complex internet rumors， the government， enterprises， industry organizations， media， professional organizations， Internet users and others need to participate together and mobilize all sectors of society to jointly manage them. Through the systematic analysis of the Internet rumor security management system of Tencent， this paper puts forward some feasible measures such as strengthening collaborative governance， promoting the self-discipline of the industry and improving the quality of Internet users.