227 search results - page 25 / 46 » Purpose based access control for privacy protection in relat... |
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— The EPC Network is an industry proposal to build a global information architecture for objects carrying RFID tags with Electronic Product Codes (EPC). A so-called Object Naming...
SACMAT
2003
ACM
14 years 1 months ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
Many access control policy languages, e.g., XACML, allow a policy to contain multiple sub-policies, and the result of the policy on a request is determined by combining the result...
ICDCS
2007
IEEE
13 years 11 months ago
2007
IEEE
Instant messaging (IM) has become increasingly popular due to its quick response time, its ease of use, and possibility of multitasking. It is estimated that there are several mil...
CCS
2007
ACM
14 years 1 months 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 ...