3712 search results - page 81 / 743 » Role-Based Access Control |
ECSCW
2001
13 years 9 months ago
2001
Abstract. Team automata provide a framework for capturing notions like coordination, colon, and cooperation in distributed systems. They consist of an abstract specification of com...
IJNSEC
2007
13 years 7 months ago
2007
In a hierarchical structure, a user in a security class has access to information items of another class if and only if the former class is a predecessor of latter. Based upon cry...
ICALT
2009
IEEE
14 years 2 months ago
2009
IEEE
This paper presents a learning object broker that aims to mediate and control accesses to learning objects offered by the “Learning Resource Exchange”. This broker provides a u...
CCS
2006
ACM
13 years 11 months ago
2006
ACM
Today, many applications require users from one organization to access data belonging to organizations. While traditional solutions offered for the federated and mediated database...
MSWIM
2009
ACM
14 years 2 months ago
2009
ACM
The requirements of multimedia underwater monitoring applications with heterogeneous traffic demands in terms of bandwidth and end-to-end reliability are considered in this artic...