438 search results - page 16 / 88 » Activity-based Access Control Model to Hospital Information |
ACSAC
2000
IEEE
13 years 11 months ago
2000
IEEE
Access control is an important protection mechanism for information systems. An access control matrix grants subjects privileges to objects. Today, access control matrices are sta...
COMGEO
2010
ACM
13 years 10 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 ...
SAC
2005
ACM
14 years 29 days ago
2005
ACM
In traditional access control models like MAC, DAC, and RBAC, authorization decisions are determined according to identities of subjects and objects, which are authenticated by a ...
ECSCW
2001
13 years 8 months ago
2001
Abstract. Team automata provide a framework for capturing notions like coordination, colon, and cooperation in distributed systems. They consist of an abstract specification of com...
CBMS
2008
IEEE
14 years 1 months ago
2008
IEEE
Privacy and security are critical requirements for using patient profiles in distributed healthcare environments. The amalgamation of new information technology with traditional ...