78 search results - page 1 / 16 » Toward practical authorization-dependent user obligation sys... |
CCS
2010
ACM
13 years 11 months ago
2010
ACM
Many authorization system models include some notion of obligation. Little attention has been given to user obligations that depend on and affect authorizations. However, to be u...
EUC
2007
Springer
13 years 10 months ago
2007
Springer
Existing access control systems are typically unilateral in that the enterprise service provider assigns the access rights and makes the access control decisions, and there is no n...
ACSW
2004
13 years 6 months ago
2004
Due to rapid development in the global market, workflow systems are not limited to a single country. Electronic business like workflows span across countries and hence there arise...
CVPR
2011
IEEE
13 years 25 days ago
2011
IEEE
A practical lipreading system can be considered either as subject dependent (SD) or subject-independent (SI). An SD system is user-specific, i.e., customized for some particular ...
LWA
2008
13 years 6 months ago
2008
Several applications support the adaptation of course material. Even though most of these systems allow to specify interaction preferences or even employ user modeling techniques,...