Sciweavers

715 search results - page 4 / 143
» Integration of Access Control in Information Systems: From R...
Sort
View
MMMACNS
2005
Springer
14 years 26 days 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...
ICDIM
2010
IEEE
13 years 5 months ago
Risk management in dynamic role based access control systems
We present a risk management framework which allows to reason about and manage risk for role based access control systems. The framework expresses essential characteristics of risk...
Ji Ma, Kamel Adi, Luigi Logrippo, Serge Mankovski
IDEAS
2005
IEEE
113views Database» more  IDEAS 2005»
14 years 29 days ago
Fine-Granularity Access Control in 3-Tier Laboratory Information Systems
Laboratory information systems (LIMS) are used in life science research to manage complex experiments. Since LIMS systems are often shared by different research groups, powerful a...
Xueli Li, Nomair A. Naeem, Bettina Kemme
CCS
2008
ACM
13 years 9 months ago
A class of probabilistic models for role engineering
Role Engineering is a security-critical task for systems using role-based access control (RBAC). Different role-mining approaches have been proposed that attempt to automatically ...
Mario Frank, David A. Basin, Joachim M. Buhmann
CBMS
2006
IEEE
14 years 1 months ago
How to Break Access Control in a Controlled Manner
The Electronic Medical Record (EMR) integrates heterogeneous information within a Healthcare Institution stressing the need for security and access control. The Biostatistics and ...
Ana Ferreira, Ricardo João Cruz Correia, Lu...