Based on RBAC a workflow access control model-OBAC is advanced in the paper.
在RBAC为基础上提出了工作流访问控制模型obac。
The paper gives a conclusion that it is easier to manage and realize workflow access control by OBAC.
应用OBAC可以更容易地管理和实现工作流的访问控制，模型更贴近于生产业务。
And OBAC model is also closer to actual business. Analysis of the model proved it. Application in power production management system shows this model is safe and flexible.
以电力系统生产管理系统为例进行了分析，表明该模型具有较高的安全性和灵活性。
And OBAC model is also closer to actual business. Analysis of the model proved it. Application in power production management system shows this model is safe and flexible.
以电力系统生产管理系统为例进行了分析，表明该模型具有较高的安全性和灵活性。
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