123 search results - page 21 / 25 » D-algebra for composing access control policy decisions |
CHI
2009
ACM
14 years 8 months ago
2009
ACM
Many commerce websites post privacy policies to address Internet shoppers' privacy concerns. However, few users read or understand them. Iconic privacy indicators may make pr...
CCS
2010
ACM
14 years 2 months ago
2010
ACM
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
SP
2006
IEEE
14 years 1 months ago
2006
IEEE
Contextual integrity is a conceptual framework for understanding privacy expectations and their implications developed in the literature on law, public policy, and political philo...
CHI
2011
ACM
12 years 11 months ago
2011
ACM
In access-control systems, policy rules conflict when they prescribe different decisions (ALLOW or DENY) for the same access. We present the results of a user study that demonstr...
MIDDLEWARE
2007
Springer
14 years 1 months ago
2007
Springer
The Service Oriented Architecture (SOA) is used extensively in ubiquitous computing environments. Using external service orchestration, services can be composed into applications....