Role-Based Access Control Models
Computer
A security architecture for computational grids
CCS '98 Proceedings of the 5th ACM conference on Computer and communications security
The grid: blueprint for a new computing infrastructure
The grid: blueprint for a new computing infrastructure
A role-based delegation framework for healthcare information systems
SACMAT '02 Proceedings of the seventh ACM symposium on Access control models and technologies
A rule-based framework for role-based delegation and revocation
ACM Transactions on Information and System Security (TISSEC)
Towards secure Grid-enabled healthcare: Research Articles
Software—Practice & Experience - Grid Security
NeuroGrid: Using Grid Technology to Advance Neuroscience
CBMS '05 Proceedings of the 18th IEEE Symposium on Computer-Based Medical Systems
CBMS '05 Proceedings of the 18th IEEE Symposium on Computer-Based Medical Systems
ICWS '05 Proceedings of the IEEE International Conference on Web Services
Policy Administration Control and Delegation Using XACML and Delegent
GRID '05 Proceedings of the 6th IEEE/ACM International Workshop on Grid Computing
Accessing and aggregating legacy data sources for healthcare research, delivery and training
Proceedings of the 2008 ACM symposium on Applied computing
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The development of infrastructures to facilitate the sharing of data for healthcare delivery and research purposes is becoming increasingly widespread. In addition to the technical requirements pertaining to efficient and transparent sharing of data across organisational boundaries, there are requirements pertaining to ethical and legal issues. Functional and non-functional concerns need to be balanced: for resource sharing to be as transparent as possible, an entity should be allowed to delegate a subset of its rights to another so that the latter can perform actions on the former's behalf, yet such delegation needs to be performed in a fashion that complies with relevant legal and ethical restrictions. The contribution of this paper is twofold: to characterise the requirements for secure and flexible delegation within the emerging distributed healthcare context; and to evaluate existing approaches with respect to these requirements. We also suggest how some of these limitations might be overcome.