Research On Database Access Control Application Of Social Insurance Audit

Database access control technology helps to improve system security through strict control of accessing resource within database, and guarantee only the authorized users can access specific data resource. In the leading access control technologies, Role-Based Access Control (RBAC) simplifies the management of authority by assigning the roles to the users and the inheritance relation of role. RBAC improves the administration and the reliability.Based on the comparison and analysis of access control technologies, the thesis mainly researches the RBAC model. Although the RBAC model has been practiced widely, it still has some limitations. The thesis presents the insufficiency of the RBAC model being used in the social insurance audit. Referring the management of users in different project groups and multi-level data resources, the model is not very flexible by exclusive assignment of users and roles. Then the thesis presents the extension database access control model of social insurance audit. The thesis researches the key technology of the database access control of social insurance audit based on this model. The thesis designs an access control system applying in the social insurance audit, and implements the model into the database system of social insurance audit. Considering the characteristic of the social insurance audit project, in order to consolidate the ability of managing the project organization in authority management, the extension access control model adds the role concept of project group and designs the function for transforming database access control model of social insurance audit into application in detail.