183 search results - page 13 / 37 » Safety analysis of usage control authorization models |
DBSEC
2006
13 years 10 months ago
2006
Traditional access control models are often found to be inadequate for digital libraries. This is because the user population for digital libraries is very dynamic and not complete...
DOCENG
2008
ACM
13 years 10 months ago
2008
ACM
In this paper, we demonstrate the adaptation of multimedia digital radio services in broadcast environments based on scalable multimedia documents. The authoring of our multimedia...
LCTRTS
2004
Springer
14 years 2 months ago
2004
Springer
We present a polynomial upper bound for flattening of UML statecharts. An efficient flattening technique is derived and implemented in SCOPE—a code generator targeting constra...
SOSP
1997
ACM
13 years 10 months ago
1997
ACM
This paper presents a new model for controlling information flow in systems with mutual distrust and decentralized authority. The model allows users to share information with dis...
CSFW
2006
IEEE
14 years 2 months ago
2006
IEEE
Role-Based Access Control (RBAC) is a widely used model for expressing access control policies. In large organizations, the RBAC policy may be collectively managed by many adminis...