METHOD OF RESTRICTING PROVIDING SERVICE ACCORDING TO USER

摘要

PURPOSE: A method for restricting a service provision according to a user, capable of the privacy protection of a user and the efficiency of management is provided to prevent access to data by increasing the efficiency of communication. CONSTITUTION: A user performs user registration by using mod operation(S410). A session key is generated for a user by using 1-out-2 lost channel. The user authority information is set up according to a service(S420). The service is offered corresponding to the fixed user authority information(S440).