Searching for authors named "Zhen Xu" – sorted by Relevance.

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A constrained role-based delegation model
by Zhen Xu, Lan Li, Deng-Guo Feng — 2005 — JOURNAL OF SOFTWARE
…Delegation is an important security policy that should be supported by RBAC model. The basic idea of delegation is that some active entity in a system delegates authority to another active entity to carry out some functions on behalf of the former. The grantor of the delegated roles should be respon…
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