227 search results - page 14 / 46 » Purpose based access control for privacy protection in relat... |
GIS
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we follow the role-based access control (RBAC) approach and extend it to provide for the dynamic association of roles with users. In our framework, privileges assoc...
CSFW
2006
IEEE
14 years 1 months ago
2006
IEEE
Secrecy properties can be guaranteed through a combination of static and dynamic checks. The static checks may include the application of special type systems with notions of secr...
ACSAC
2006
IEEE
14 years 1 months ago
2006
IEEE
Access control and integrity constraints are well known approaches to ensure data integrity in commercial database systems. However, due to operational mistakes, malicious intent ...
MOBISYS
2007
ACM
14 years 7 months ago
2007
ACM
Presence-sharing is an emerging platform for mobile applications, but presence-privacy remains a challenge. Privacy controls must be flexible enough to allow sharing between both ...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
By decentralizing control, P2P systems provide efficient, scalable data sharing. However, when sharing data for different purposes (e.g., billing, purchase, shipping, etc.), data ...