438 search results - page 62 / 88 » Activity-based Access Control Model to Hospital Information |
ESCIENCE
2006
IEEE
14 years 2 months ago
2006
IEEE
The ability to dynamically create and subsequently manage secure virtual organisations (VO) is one of the key challenges facing the Grid community. Existing approaches for establi...
BMCBI
2011
13 years 2 days ago
2011
Background: Gene regulatory networks play essential roles in living organisms to control growth, keep internal metabolism running and respond to external environmental changes. Un...
DEON
2008
Springer
13 years 10 months ago
2008
Springer
The security policy of an information system may include a wide range of different requirements. The literature has primarily focused on access and information flow control require...
CAISE
2010
Springer
13 years 8 months ago
2010
Springer
Task delegation presents one of the business process security leitmotifs. It defines a mechanism that bridges the gap between both workflow and access control systems. There are tw...
AINA
2007
IEEE
14 years 15 days ago
2007
IEEE
Pervasive computing environments introduce new requirements in expressiveness and flexibility of access control policies which are almost addressable leveraging contextual informa...