882 search results - page 61 / 177 » On the Negotiation of Access Control Policies |
SEMWEB
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. Personal Information Management (PIM) systems aim to provide convenient access to all data and metadata on a desktop to the user itself as well as the co-workers. Obvious...
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—Access control is one of the most important security mechanisms in cloud computing. Attribute-based access control provides a flexible approach that allows data owners to integ...
IFIP
2004
Springer
14 years 1 months ago
2004
Springer
We extend a particular access control framework, the Privilege Calculus, with a possibility to override denied access for increased flexibility in hard to define or unanticipated...
ACSC
2009
IEEE
14 years 2 months ago
2009
IEEE
Privacy is today an important concern for both data providers and data users. Data generalization can provide significant protection of an individual’s privacy, which means the...
AINA
2009
IEEE
14 years 1 months ago
2009
IEEE
—The paper first discusses motivations why taking into account location information in authentication and access control is important. The paper then surveys current approaches t...