The "Blue Hat Cup" National College Student Cyber Security Skills Competition has been held for four consecutive times. As a high-profile influential actual combat skills competition for the national police academies, it is known as the "Olympics" of the future cyber police. The fifth "Blue Hat Cup" was guided by the Cyber Security Bureau of the Ministry of Public Securit of PRC, co-sponsored by the Peoples Public Security University of China, Beijing Institute of Technology QI-ANXIN, which was provided platform support for the competition by Beijing IntegrityTech.On the basis of the traditional CTF competition, this year, the competition added actual combat security scenarios such as electronic forensics winter Olympic security, creates a new mechanism for training cyber security talents that is "actualized, systematic, normalized" provides the public security system with actual cyber security combat talents.