Sciweavers

163 search results - page 13 / 33
» Specifying and enforcing constraints in role-based access co...
Sort
View
CAISE
2010
Springer
13 years 7 months ago
Dynamic Authorisation Policies for Event-Based Task Delegation
Task delegation presents one of the business process security leitmotifs. It defines a mechanism that bridges the gap between both workflow and access control systems. There are tw...
Khaled Gaaloul, Ehtesham Zahoor, François C...
SUTC
2008
IEEE
14 years 1 months ago
Security Enforcement Model for Distributed Usage Control
Recently proposed usage control concept and models extend traditional access control models with features for contemporary distributed computing systems, including continuous acce...
Xinwen Zhang, Jean-Pierre Seifert, Ravi S. Sandhu
COMPSAC
2010
IEEE
13 years 5 months ago
Representing and Reasoning about Web Access Control Policies
The advent of emerging technologies such as Web services, service-oriented architecture, and cloud computing has enabled us to perform business services more efficiently and effect...
Gail-Joon Ahn, Hongxin Hu, Joohyung Lee, Yunsong M...
ARESEC
2011
145views more  ARESEC 2011»
12 years 7 months ago
An Attribute Based Framework for Risk-Adaptive Access Control Models
—The concept of risk-based adaptive access control (RAdAC, pronounced Raid-ack) has been recently introduced in the literature. It seeks to automatically (or semi-automatically) ...
Savith Kandala, Ravi S. Sandhu, Venkata Bhamidipat...
CCS
1994
ACM
13 years 11 months ago
Application Access Control at Network Level
This paper describes an access control mechanism that enforces at the network level an access control decision that is taken at the application level. The mechanism is based on th...
Refik Molva, Erich Rütsche