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» Controlling Access to Documents: A Formal Access Control Mod...
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MMMACNS
2005
Springer
15 years 11 months ago
A Modal Logic for Role-Based Access Control
Making correct access-control decisions is central to security, which in turn requires accounting correctly for the identity, credentials, roles, authority, and privileges of users...
Thumrongsak Kosiyatrakul, Susan Older, Shiu-Kai Ch...
CSREASAM
2007
15 years 7 months ago
Contextual Risk-Based Access Control
- Context-based access control is an emerging approach for modeling adaptive solution, making access control management more flexible and powerful. However, these strategies are in...
Nguyen Ngoc Diep, Sungyoung Lee, Young-Koo Lee, He...
PERCOM
2007
ACM
16 years 5 months ago
Distributed, Uncertainty-Aware Access Control for Pervasive Computing
Access control to sensitive resources in pervasive computing needs to take uncertainty into account. Previous research has developed uncertainty-aware access-control models for en...
Urs Hengartner, Ge Zhong
JHSN
2006
100views more  JHSN 2006»
15 years 6 months ago
Reconfiguring Role Based Access Control policies using risk semantics
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...
Benjamin Aziz, Simon N. Foley, John Herbert, Garre...
INFOCOM
2008
IEEE
16 years 17 days ago
A Scalable Method for Access Control in Location-Based Broadcast Services
Abstract. One important problem for such public broadcast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS f...
Mudhakar Srivatsa, Arun Iyengar, Jian Yin, Ling Li...