1140 search results - page 35 / 228 » A Purpose-Based Access Control Model |
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract. One important problem for such public broadcast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS f...
JHSN
2006
13 years 7 months ago
2006
We present a refined model for Role Based Access Control policies and define a risk measure for the model, which expresses elements of the operational, combinatorial and conflict ...
AINA
2007
IEEE
13 years 11 months ago
2007
IEEE
Current scientific workflow models require datasets to be transferred from their source to the hosts where they can be processed. This seriously impedes data-intensive application...
SAC
2002
ACM
13 years 7 months ago
2002
ACM
We argue that matrix-based models are inadequate for regulating business to business (or B2B, for short) e-commerce due to the diversity, complexity and potential large number of ...
IFIP
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper proposes a door access control system with mobile phones which allows off-line delegations of an access. A model of door access control with mobile phones is ...