WAPI authentication and authorization information acquisition method, system, device and medium

The invention discloses a WAPI authentication and authorization information acquisition method, system and device and a medium, and the method comprises the steps: receiving WAI certificate authentication request information which carries user certificate information, and the WAI certificate authentication information is packaged in a Websocket message; analyzing the Websocket message to obtain WAI certificate authentication request information, and authenticating the user certificate based on the user certificate information; under the condition that the authentication is passed, certificate authentication response information and authorization information are generated; and the certificate authentication response information and the authorization information are packaged in a Websocket message for dynamic issuing. Two-way communication between the access equipment and the authentication server is realized by utilizing websocket communication connection, so that after the user accesses the WAPI network, the