关键词: 访问控制 可扩展标记语言 证书

Abstract:

Abstract：Since XML is widely used nowadays, the need to provide controlled access to such information is imminent. The incredible amount of heterogen eous users on the Web also increases the difficulty of the authorization management. Based on the security feature of XML documents, we presents a credential-based XML access control model and its XML based policy specification. Finally,we discuss the implementation of the model.

Key words: access control, XML, credential