eXtensible rights Markup Language (XrML) is a digital rights language designed for securely specifying and managing rights and conditions associated with various resources including digital content as well as services. It was developed by ContentGuard (new window) who contributed to OASIS as a basis to a digital rights language.
XrML is used with Web Services Security (WSS) (new window).
Organization: OASIS
More information: OASIS Rights Language Technical Committee page on the OASIS website (new window)
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More on the general topic: Security and authorization

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