579 search results - page 39 / 116 » Security Enforcement Model for Distributed Usage Control |
COMGEO
2010
ACM
13 years 11 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 ...
MMMACNS
2001
Springer
14 years 4 days ago
2001
Springer
Abstract. We present a new model that provides clear and precise semantics for authorization. The semantics is independent from underling security mechanisms and is separate from i...
WORDS
2002
IEEE
14 years 18 days ago
2002
IEEE
This paper shows how role-based access control (RBAC) models can be implemented in distributed object-based systems that follow OMG/CORBA standards. We introduce a novel approach ...
BIRTHDAY
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. We present a Mobile-Ambients-based process calculus to describe context-aware computing in an infrastructure-based Ubiquitous Computing setting. In our calculus, computin...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
Securing access to files is an important and growing concern in corporate environments. Employees are increasingly accessing files from untrusted devices, including personal hom...