This system is a set of gait recognition authentication system based on deep learning technology and video media. It is mainly divided into two roles: the identity authentication client and the identity authentication server. The identity authentication challenger can initiate authentication requests at the client in various ways. The server can process the digital media in a certain way, mine the information in it, and audit and authenticate each authentication request with almost harsh strategies, which not only ensures the validity, security and reliability of identity authentication, but also ensures the security of user privacy data in the process of identity authentication, it is a secure, efficient, reliable, and future-oriented authentication system.