Implementation of role based access control in graduate education management system

By adopting the basic idea of role-based access control, RBAC permissions management thinking integrated into the design and development of graduate management system. Add role object between users and permissions in the system. User obtains operating authority by grant permission to the role and mapping users to roles. It decouples the relationship between users and permissions. Realized the RBAC-based system access rights control functions. Rights management is more convenient and security of graduate management system is improved.