163 search results - page 33 / 33 » Specifying and enforcing constraints in role-based access co... |
CCS
2007
ACM
14 years 6 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
ESOP
2005
Springer
13 years 11 months ago
2005
Springer
Are computing systems trustworthy? To answer this, we need to know three things: what the systems are supposed to do, what they are not supposed to do, and what they actually do. A...
ANSOFT
2002
13 years 5 months ago
2002
Web applications can be classified as hybrids between hypermedia and information systems. They have a relatively simple distributed architecture from the user viewpoint, but a comp...