229 search results - page 8 / 46 » Set Covering Problems in Role-Based Access Control |
SP
2007
IEEE
14 years 3 months ago
2007
IEEE
In several distributed systems a user should only be able to access data if a user posses a certain set of credentials or attributes. Currently, the only method for enforcing such...
ICCS
2009
Springer
14 years 3 months ago
2009
Springer
Role Based Access Control (RBAC) is a methodology for providing users in an IT system specific permissions like write or read to t abstracts from specific users and binds permiss...
ECML
2006
Springer
14 years 20 days ago
2006
Springer
Minimum volume covering ellipsoid estimation is important in areas such as systems identification, control, video tracking, sensor management, and novelty detection. It is well kno...
COMPSEC
2010
13 years 7 months ago
2010
In this paper we address the problem of reducing the role mining complexity in RBAC systems. To this aim, we propose a three steps methodology: first, we associate a weight to rol...
CONCUR
2007
Springer
14 years 28 days ago
2007
Springer
Abstract. We consider the problem of verifying the safety of wellstructured transition systems (WSTS) with auxiliary storage. WSTSs with storage are automata that have (possibly) i...