Abstract:In big data environments with big number of users and high volume of data, we need to manage the corresponding huge number of security policies. Using Attribute-Based Access Control (ABAC) model to ensure access control might become complex and hard to manage. Moreover, ABAC policies may be aggregated from multiple parties. Therefore, they may contain several anomalies such as conflicts and redundancies, resulting in safety and availability problems. Several policy analysis and design methods have been propose… Show more
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