872 search results - page 66 / 175 » An Access Control Language for a General Provenance Model |
ESWS
2008
Springer
13 years 9 months ago
2008
Springer
Instant Messaging is in addition to Web and Email the most popular service on the Internet. With xOperator we demonstrate the implementation of a strategy which deeply integrates I...
ESWS
2008
Springer
13 years 9 months ago
2008
Springer
Instant Messaging (IM) is in addition to Web and Email the most popular service on the Internet. With xOperator we present a strategy and implementation which deeply integrates Ins...
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...
DRM
2005
Springer
14 years 1 months ago
2005
Springer
DRM has been widely promoted as a means to enforce copyright. In many previous papers, it has been argued that DRM gives too much power to rights holders and actually goes beyond ...
ICDM
2007
IEEE
14 years 2 months ago
2007
IEEE
Data security is a critical issue for many organizations. Sensitive data must be protected from both inside and outside attackers. Access control policies and related mechanisms h...