A service access method of CDMA 2000 unified right certification platform includes sending service right certification request message to service right certification center when service access request or right certification query response from terminal is received by service controller, carrying out right certification on data service of user request according to user identification symbol and right certification parameter after said message is received by said center and sending right certification result to service controller, sending service access reception or service access refusal message to terminal by said controller according to received right certification result. |