Document Management System Design And Implementation Of RBAC

Along with development and universality of calculator network, information system with become efficiently an important way of handling the information, aim at information system in the meantime of the malice attack stone also more and more multifarious, therefore, the safety of[with] network information becomes an importance slice of topic.PKI is resolve electronic commerce, electronics governmental affairs etc. network information etc. safe problem of one of the main methods. The PKI solved network entity the trust of a relation more and so much, it canned carry out to discriminate entity, sign of can't deny etc. safe service. But, in visiting this function to the entity authorization it not good realization.Aim at these shortages, in the meantime according to actual environment characteristics, according to the need analysis of the system, put forward on the foundation of model make use of PMI in attribute certificate, knot with the role visit a central, better resolve the problem with management of the interview legal power.The whole system design is divided into three parts: Role allotment, legal power allotment and legal power verification. Pass a legal power allotment to give homologous operation legal power for the system role, is a customer again allotment role, at this time, the customer owned indirectly to the legal power of system resources. When role allotment and legal power assign completion after, pass a legal power verification to examine the interview of the customer to apply a system resources whether has some one operation legal power. New the design of system, solved the managing of legal power of the system resources shortage, increased to the safe interview of system Chinese piece, have actual meaning to the safe movement of system.