Sciweavers

227 search results - page 31 / 46
» Purpose based access control for privacy protection in relat...
Sort
View
SACMAT
2009
ACM
14 years 2 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
SP
1997
IEEE
135views Security Privacy» more  SP 1997»
13 years 12 months ago
Analysis of a Denial of Service Attack on TCP
This paper analyzes a network-baseddenial of service attack for IP (Internet Protocol) based networks. It is popularly called SYN flooding. It works by an attacker sending many T...
Christoph L. Schuba, Ivan Krsul, Markus G. Kuhn, E...
INFOCOM
2012
IEEE
11 years 10 months ago
MobiShare: Flexible privacy-preserving location sharing in mobile online social networks
—Location sharing is a fundamental component of mobile online social networks (mOSNs), which also raises significant privacy concerns. The mOSNs collect a large amount of locati...
Wei Wei, Fengyuan Xu, Qun Li
ICFP
2008
ACM
14 years 7 months ago
AURA: a programming language for authorization and audit
This paper presents AURA, a programming language for access control that treats ordinary programming constructs (e.g., integers and recursive functions) and authorization logic co...
Limin Jia, Jeffrey A. Vaughan, Karl Mazurak, Jianz...
SACMAT
2006
ACM
14 years 1 months ago
Fine-grained role-based delegation in presence of the hybrid role hierarchy
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
James B. D. Joshi, Elisa Bertino