XML-Based Context-Constraint Access Control Model and Policy

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Provided by: AICIT
Topic: Big Data
Format: PDF
Complicated application environment needs to define dynamic and fine grain access control policy, the traditional access control model cannot adapt to the real requirement well. This paper analyses system and access control related context information and puts forward a context constraints access control model. So the application can make dynamic access control decision according to the state of the system. Then it gives the description and modeling of the access control policy and defines the entities and relations in the model by using a XML-based policy specification grammar called X-Grammar.
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