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Grid system has many great security challenges such as access control. The attribute-based access control model (ABAC) has much merits that are more flexible, fine-grained and dynamically suitable to grid environment. As an important factor in grid security, trust is increasingly applied to management of security, especially in access control. This paper puts forward a novel trust model in multi-domain...
This paper introduces the current practices of building the network of institutional repositories in Chinese Academy of Sciences (CAS), which called CAS IR Grid. Firstly, it presents and discusses its architecture. Then it discusses issues related to its implementation and promotion activities, which covers mainly the development of IR software package based on open source software DSpace, establishment...
This article gives a detailed introduction to the basic concept of grid technology, the definition, features, and calculation of grid. Meantime, this paper makes a creative study on the current popular agreement-centered sand filter model in grid system structure and the service-centered OGSA. With the application of grid technology, grid users are provided with integrated calculating environment...
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