A trusted network connection implementing method based on Tri-element Peer Authentication is provided in present invention, the method includes: step 1, configuring and initializing; step 2, requesting for network connection, wherein an access requester sends a network connection request to and access controller, and the access controller receives the network connection request; step 3, authenticating user ID; and step 4, authenticating a platform. The invention enhances the safety of the trusted network connection implementing method, widens the application range of the trusted network connection implementing method based on the Tri-element Peer Authentication, satisfies requirements of different network apparatuses and improves the efficiency of the trusted network connection implementing method based on the Tri-element Peer Authentication.