722 search results - page 120 / 145 » Information Theory and Security: Quantitative Information Fl... |
CCS
2005
ACM
15 years 5 months ago
2005
ACM
This paper provides a formal framework for the analysis of information hiding properties of anonymous communication protocols in terms of epistemic logic. The key ingredient is ou...
COMGEO
2010
ACM
15 years 3 months ago
2010
ACM
Today sophisticated concepts, languages and frameworks exist, that allow implementing powerful fine grained access control systems for protecting Web Services and spatial data in ...
103
click to vote
IWLCS
2001
Springer
15 years 4 months ago
2001
Springer
In previous papers we have described the basic elements for building an economic model consisting of a group of artificial traders functioning and adapting in an environment conta...
126
click to vote
CORR
2011
Springer
14 years 3 months ago
2011
Springer
In this paper, we study methods for improving the utility and privacy of reputation scores for online auctions, such as used in eBay, so as to reduce the effectiveness of feedbac...
CCS
2007
ACM
15 years 6 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 ...