XACML stands for eXtensible Access Control Markup Language. It is a declarative access control policy language implemented in XML and a processing model, describing how to interpret the policies. It is a replacement for IBM's XML access control language (XACL)^[1] which is no longer in development.^[2]

Latest version 2.0 was ratified by OASIS standards organization on 1 February 2005. As of 2007, version 3.0 is in preparation and will add generic attribute categories for the evaluation context and policy delegation profile (administrative policy profile).

Notes

External links

• Extensible Access Control Markup Language
• OASIS XACML committee website
• OASIS declaration of issues with two software patents of IBM
• SICS's implementation of the XACML 3.0 draft
• Axiomatics implementation of the XACML 3.0 draft
• Google Code Enterprise Java XACML Implementation
• HERAS^AF: An Open Source Project providing an XACML-based Security Framework
• XACML Tutorial with a Use Case Scenario for Academic Institutions

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