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» How to Break Access Control in a Controlled Manner
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APSEC
2005
IEEE
14 years 11 months ago
Using Dynamic Aspects for Delegating Fine-Grained Access Rights
This paper shows that a proper combination of instance-level aspects and dynamic deployment can be used to enhance an aspect-based access control system with dynamic and fine-grai...
Kung Chen
81
Voted
CCS
2008
ACM
14 years 11 months ago
A formal framework for reflective database access control policies
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege contained in an acce...
Lars E. Olson, Carl A. Gunter, P. Madhusudan
SIGMOD
2004
ACM
160views Database» more  SIGMOD 2004»
15 years 9 months ago
Extending Query Rewriting Techniques for Fine-Grained Access Control
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
Shariq Rizvi, Alberto O. Mendelzon, S. Sudarshan, ...
DBSEC
2008
188views Database» more  DBSEC 2008»
14 years 11 months ago
On the Formal Analysis of a Spatio-temporal Role-Based Access Control Model
With the growing use of wireless networks and mobile devices, we are moving towards an era where spatial and temporal information will be necessary for access control. The use of s...
Manachai Toahchoodee, Indrakshi Ray
80
Voted
TRUSTBUS
2004
Springer
15 years 2 months ago
Dynamically Changing Trust Structure in Capability Based Access Control Systems
The functioning of modern IT-systems with autonomously acting components requires an elaborate access control system in which each participant can maintain her own trust structure....
Sandra Wortmann, Barbara Sprick, Christoph Kobusch