374 search results - page 26 / 75 » Managing Delegation in Access Control Models |
CCS
2008
ACM
14 years 11 months ago
2008
ACM
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege contained in an acce...
ARESEC
2011
13 years 9 months ago
2011
—With increasing amount of sensitive user data stored in social computing systems (SCSs) and lack of consensus on how it should be protected under meaningful control by the avera...
DEXAW
1998
IEEE
15 years 2 months ago
1998
IEEE
This paper presents a first step towards a security model that defines access control for logical document structures. el benefits from roles to abstract from users and from secur...
PERCOM
2007
ACM
15 years 9 months ago
2007
ACM
RFID tags combined with globally unique numbering schemes such as the Electronic Product Code (EPC) help standardizing the communication along the supply chain. Participants gener...
SACMAT
2009
ACM
15 years 4 months ago
2009
ACM
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...