109 search results - page 13 / 22 » Concurrent and Real-Time Update of Access Control Policies |
WINET
2010
13 years 5 months ago
2010
We consider a scenario where devices with multiple networking capabilities access networks with heterogeneous characteristics. In such a setting, we address the problem of effici...
USENIX
1994
13 years 8 months ago
1994
Ficus is a flexible replication facility with optimistic concurrency control designed to span a wide range of scales and network environments. Optimistic concurrency control provi...
ICWE
2004
Springer
14 years 28 days ago
2004
Springer
The situation in engineering security for Web services that access databases is as follows: On the one hand, specifications like WSSecurity are concerned with the security managem...
AUSAI
2005
Springer
14 years 1 months ago
2005
Springer
This paper addresses the problem of scheduling jobs in soft real-time systems, where the utility of completing each job decreases over time. We present a utility-based framework fo...
DBSEC
2004
13 years 9 months ago
2004
The notion of Usage Control (UCON) has been introduced recently to extend traditional access controls by including three decision factors called authorizations, obligations, and co...