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IJACTAICIT
2010
146views more  IJACTAICIT 2010»
15 years 3 months ago
Modeling and Simulation of a Pervasive Multimodal Multimedia Computing System for Visually-Impaired Users
Using multimodality in a computing system is advantageous in the sense that it makes computing more accessible to a wide range of users including those with impairments. Our work ...
Ali Awde, Moeiz Miraoui, Chakib Tadj, Yacine Belli...
171
Voted
EDBT
2006
ACM
156views Database» more  EDBT 2006»
15 years 9 months ago
FlexInd: A Flexible and Parameterizable Air-Indexing Scheme for Data Broadcast Systems
Abstract. In wireless data broadcast systems, popular information is repetitively disseminated through possibly multiple communication channels to mobile clients using various type...
André Seifert, Jen-Jou Hung
ICSE
2007
IEEE-ACM
16 years 6 months ago
When Role Models Have Flaws: Static Validation of Enterprise Security Policies
Modern multiuser software systems have adopted RoleBased Access Control (RBAC) for authorization management. This paper presents a formal model for RBAC policy validation and a st...
Marco Pistoia, Stephen J. Fink, Robert J. Flynn, E...
159
Voted
CCS
2006
ACM
15 years 10 months ago
Safety analysis of usage control authorization models
The usage control (UCON) model was introduced as a unified approach to capture a number of extensions for traditional access control models. While the policy specification flexibi...
Xinwen Zhang, Ravi S. Sandhu, Francesco Parisi-Pre...
ACSAC
2001
IEEE
15 years 9 months ago
The Authorization Service of Tivoli Policy Director
This paper presents the Authorization Service provided by Tivoli Policy Director (PD) and its use by PD family members as well as third-party applications. Policies are defined ov...
Günter Karjoth