Sciweavers

173 search results - page 10 / 35
» Evaluating Access Control Policies Through Model Checking
Sort
View
HICSS
2006
IEEE
126views Biometrics» more  HICSS 2006»
14 years 1 months ago
A Model for Temporal Interval Authorizations
A new model for representing temporal access control policies is introduced. In this model, temporal authorizations are represented by time attributes associated with subjects and...
Francis B. Afinidad, Timothy E. Levin, Cynthia E. ...
SACMAT
2009
ACM
14 years 2 months ago
Symbolic reachability analysis for parameterized administrative role based access control
Role based access control (RBAC) is a widely used access control paradigm. In large organizations, the RBAC policy is managed by multiple administrators. An administrative role ba...
Scott D. Stoller, Ping Yang, Mikhail I. Gofman, C....
SACMAT
2006
ACM
14 years 1 months ago
The secondary and approximate authorization model and its application to Bell-LaPadula policies
We introduce the concept, model, and policy-specific algorithms for inferring new access control decisions from previous ones. Our secondary and approximate authorization model (...
Jason Crampton, Wing Leung, Konstantin Beznosov
POLICY
2009
Springer
14 years 2 months ago
Towards Session-Aware RBAC Administration and Enforcement with XACML
Abstract—An administrative role-based access control (ARBAC) model specifies administrative policies over a role-based access control (RBAC) system, where an administrative perm...
Min Xu, Duminda Wijesekera, Xinwen Zhang, Deshan C...
CCS
2006
ACM
13 years 11 months ago
On the modeling and analysis of obligations
Traditional security policies largely focus on access control requirements, which specify who can access what under what circumstances. Besides access control requirements, the av...
Keith Irwin, Ting Yu, William H. Winsborough