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» A Logical Approach to Dynamic Role-Based Access Control
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DASFAA
2010
IEEE
176views Database» more  DASFAA 2010»
13 years 7 months ago
Efficient Database-Driven Evaluation of Security Clearance for Federated Access Control of Dynamic XML Documents
Achieving data security over cooperating web services is becoming a reality, but existing XML access control architectures do not consider this federated service computing. In this...
Erwin Leonardi, Sourav S. Bhowmick, Mizuho Iwaihar...
DEBS
2007
ACM
13 years 11 months ago
Encryption-enforced access control in dynamic multi-domain publish/subscribe networks
Publish/subscribe systems provide an efficient, event-based, wide-area distributed communications infrastructure. Large scale publish/subscribe systems are likely to employ compon...
Lauri I. W. Pesonen, David M. Eyers, Jean Bacon
TRUSTBUS
2004
Springer
14 years 28 days 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
ICDE
2007
IEEE
164views Database» more  ICDE 2007»
14 years 1 months ago
Multi-session Separation of Duties (MSoD) for RBAC
Separation of duties (SoD) is a key security requirement for many business and information systems. Role Based Access Controls (RBAC) is a relatively new paradigm for protecting i...
David W. Chadwick, Wensheng Xu, Sassa Otenko, Roma...
MOBICOM
2009
ACM
14 years 2 months ago
A quorum-based framework for establishing control channels in dynamic spectrum access networks
Establishing a control channel for medium access control is a challenging problem in multi-channel and dynamic spectrum access (DSA) networks. In the design of multi-channel MAC p...
Kaigui Bian, Jung Min Park, Ruiliang Chen