A new authorization model of a case-based complex system applied in enterprise informatization

This paper focuses on the design of authorization module, which serves as one of key links in the developing process of enterprise information management system. Combining the results of foreign literature and practice, the paper starts with the analysis and comparison on three commonly used authorization model, and then proceeds to the development background introduction of enterprise authorization system, which is example-based. An improved authorization model relying on one single authorization table in a complex system is introduced according to the original organizational structure. The classification levels of subjects and objects are redesigned, and the characteristics of GUID data type are brought into full play correspondingly.