Obligations play an increasingly important role in authorization systems and are supported by languages such as XACML. However, our understanding of how to handle obligations in languages such as XACML, particularly in exceptional circumstances, is ...
Obligation policies are one main means of exercisingcontrol within an organisation. They specify the actionsthat some subject has to perform. The authority over theseactions needs to be specified in authorisation policies.Current policy notations ...
Pre-obligations denote actions that may be required before access is granted. The successful fulfillment of pre-obligations leads to the authorization of the requested access. Pre-obligations enable a more flexible enforcement of authorization policies. ...
Association for Computing Machinery
New York, NY, United States
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