882 search results - page 44 / 177 » On the Negotiation of Access Control Policies |
IASTEDSE
2004
13 years 9 months ago
2004
The existence of a central security authority is too restrictive for pervasive computing environments. Existing distributed security schemes fail in a pervasive computing environm...
ESORICS
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. This paper argues that Haigh and Young’s definition of noninterference for intransitive security policies admits information flows that are not in accordance with the...
FLAIRS
2003
13 years 9 months ago
2003
This paper proposes a modelling of information security policies in the framework of possibilistic logic. Our modelling is based on the concept of roles associated with users. Acc...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
—Usage control goes beyond traditional access control, addressing its limitations related to attribute mutability and continuous usage permission validation. The recently propose...
DLOG
2009
13 years 9 months ago
2009
Relation Based Access Control (RelBAC) is an access control model designed for the new scenarios of access control on Web 2.0. Under this model, we discuss in this paper how to for...