Sciweavers

241 search results - page 16 / 49
» Implementation of a discretionary access control model for s...
Sort
View
ICICS
2003
Springer
14 years 23 days ago
A Policy Based Framework for Access Control
This paper presents a policy-based framework for managing access control in distributed heterogeneous systems. This framework is based on the PDP/PEP approach. The PDP (Policy Deci...
Ricardo Nabhen, Edgard Jamhour, Carlos Maziero
ECIS
2000
13 years 9 months ago
Secure Access to Medical Data over the Internet
The concept of context-dependent access control has emerged during the last years: Information about the state of a process model of a working environment is combined with general ...
Ulrich Ultes-Nitsche, Stephanie Teufel
INFOCOM
1999
IEEE
13 years 12 months ago
User-Friendly Access Control for Public Network Ports
We are facing a growing user demand for ubiquitous Internet access. As a result, network ports and wireless LANs are becoming common in public spaces inside buildings such as loung...
Guido Appenzeller, Mema Roussopoulos, Mary Baker
DBSEC
2007
87views Database» more  DBSEC 2007»
13 years 9 months ago
Towards a Times-Based Usage Control Model
Abstract. Modern information systems require temporal and privilegeconsuming usage of digital objects. To meet these requirements, we present a new access control model–Times-bas...
Baoxian Zhao, Ravi S. Sandhu, Xinwen Zhang, Xiaoli...
WETICE
1998
IEEE
13 years 11 months ago
Authorization and Attribute Certificates for Widely Distributed Access Control
We describe a system whose purpose is to explore the use of certificates for the distributed management of access rights for resources that have multiple, independent, and geograp...
William E. Johnston, Srilekha Mudumbai, Mary R. Th...