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SACMAT
2004
ACM
16 years 6 days ago
On the role of roles: from role-based to role-sensitive access control
This paper maintains that for an access-control mechanism to support a wide range of policies, it is best to dispense with any built-in semantics for roles in the mechanism itself...
Xuhui Ao, Naftaly H. Minsky
SACMAT
2004
ACM
16 years 6 days ago
Using trust and risk in role-based access control policies
Emerging trust and risk management systems provide a framework for principals to determine whether they will exchange resources, without requiring a complete definition of their ...
Nathan Dimmock, András Belokosztolszki, Dav...
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SC
2004
ACM
16 years 6 days ago
Optimal File-Bundle Caching Algorithms for Data-Grids
The file-bundle caching problem arises frequently in scientific applications where jobs process several files concurrently. Consider a host system in a data-grid that maintains...
Ekow J. Otoo, Doron Rotem, Alexandru Romosan
SC
2004
ACM
16 years 6 days ago
A Self-Organizing Storage Cluster for Parallel Data-Intensive Applications
Cluster-based storage systems are popular for data-intensive applications and it is desirable yet challenging to provide incremental expansion and high availability while achievin...
Hong Tang, Aziz Gulbeden, Jingyu Zhou, William Str...
SENSYS
2004
ACM
16 years 6 days ago
A sensor network application construction kit (SNACK)
We propose a new configuration language, component and service library, and compiler that make it easier to develop efficient sensor network applications. Our goal is the constr...
Ben Greenstein, Eddie Kohler, Deborah Estrin