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A Permission allows a particular Action to be executed on a related Asset, e.g. “play the audio file abc.mp3″. A Constraint like “at most 10 times” might be added to specify the
Permission more precisely. The Party that grants this Permission is linked to it with the Role assigner, the Party that is
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In the ODRL Core Model, the Policy is the central entity that holds an ODRL policy together. In its encoded form, e.g. in a JSON or XML document, it makes the policy addressable from the outside world via its unique UID attribute. A policy can refer to multiple permissions, duties and prohibitions.
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In the current virtual goods environment, content assets purchased or permissioned by a consumer are often locked into the same platform where content was initially consumed due to interoperability of rights expressions across platforms. ODRL Version 2.0 recognized it is equally important to state
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Similar to
Permissions, a Duty states that a certain Action may be executed by the Party with the Role assignee for the Permission to be valid, e.g. “Alice must pay 5 EUR in order to get the Permission to play abc.mp3″. The Prohibition entity is used in the same way as Permission, with the key
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An example of how the ODRL Profile and
Vocabulary may be extended is found in the IPTC RightsML profile. The robust framework of ODRL allows for a wide variety of business models to be expressed and to address the requirements of multiple communities, such as social networks, publishers, image
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Included within the ODRL documentation are a number of basic use cases demonstrating how to implement policy expressions using the Core Model with terms from the Common
Vocabulary. ODRL is fully extensible and provides a mechanism for new communities to extend and/or deprecate the ODRL Common
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granted the
Permission is linked to it with the Role assignee, e.g. “assigner VirtualMusicShop grants the Permission to assignee Alice”. Additionally, a Permission may be linked to Duty entities that means there are obligations on the assigner to fulfil in order to exercise the permission.
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Permissions and
Prohibitions in an expression language representing both DRM and non-DRM digital objects, broad adoption of this advanced model can reduce friction across digital devices and enable transparent transactions between machines in accordance with the specified policy language.
126:) is a policy expression language that provides a flexible and interoperable information model, vocabulary, and encoding mechanisms for representing statements about the usage of content and services. ODRL became an endorsed W3C Recommendation in 2018.
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ODRL was managed by an independent
Initiative, hosted by IPR Systems and led by Renato Iannella, before becoming a W3C Community Group in 2011. This move has provided long-term stability of the specifications and a transparent governance model.
224:(OMA) as their core standard for mobile media content protections and for managing digital objects. To date, ODRL is arguably the largest mobile implementation of a rights language, currently operating on over a billion compatible devices.
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ODRL can be implemented in three serializations: JSON, XML, and Turtle. Communities adopting ODRL can use standardized actions for
Permissions, Prohibitions, and Duties that are expressed in policy statements.
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The ODRL Core
Vocabulary defines the semantics for the concepts and terms from the ODRL Information Model. The ODRL Core Vocabulary represents the minimally supported terms for ODRL Policies.
235:) news consortium adopted ODRL for the communication of usage policies, primarily in association with the licensed distribution and use of news content in the online news marketplace.
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ODRL policy model framework currently supports traditional rights expressions for commercial transactions, open access expressions, and privacy expressions for social media.
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Other W3C Community Groups have adopted ODRL as the core Policy language and have developed a
Profile to meet their community requirements, such as the
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In 2013, two new media sectors adopted ODRL: the eBook publishing and news industries. The International Press and Telecommunication Council (
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In addition, the ODRL Common Vocabulary defines semantics for generic terms that may be optionally used in ODRL Profiles by communities.
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An example of ODRL policy follows, which can be simply interpreted as "John Doe can Play the asset mysong.mp3".
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https://copyrightandtechnology.com/2018/02/18/world-wide-web-consortium-embraces-odrl-rights-language/
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difference that it forbids the Action, e.g. “Alice is forbidden to use abc.mp3 commercially”.
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W3C ODRL Community group, the international effort to develop and promote ODRL
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ODRL was initially created in 2000, to address the burgeoning needs of the
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libraries, and education. Other profiles, such as the ODRL profile of
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for pricing and trading data for financial instruments.
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World Wide Web Consortium Embraces ODRL Rights Language
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W3C Permission and Obligations Expression Working Group
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Vocabulary used in conjunction with the Core Model.
46:. Unsourced material may be challenged and removed.
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143:"http://www.w3.org/ns/odrl.jsonld"
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176:"http://example.com/mysong.mp3"
155:"http://example.com/policy:001"
106:Learn how and when to remove this message
396:"ODRL: A Path Well Travelled | W3C Blog"
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371:"ODRL 2.2 is now a W3C Recommendation"
369:Mercier, Coralie (February 15, 2018).
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