36 search results - page 4 / 8 » A Coordinated Spatio-Temporal Access Control Model for Mobil... |
CSCWD
2008
Springer
13 years 9 months ago
2008
Springer
Role-based access control (RBAC) has been proven to be a flexible and useful access control model for information sharing in distributed collaborative environments. Permission-rol...
JIIS
2008
13 years 7 months ago
2008
Flash memory is becoming a major database storage in building embedded systems or portable devices because of its non-volatile, shock-resistant, power-economic nature, and fast acc...
WICOMM
2011
13 years 2 months ago
2011
—Providing quality-of-service (QoS) assurances in a mobile ad hoc network (MANET) is difficult due to node mobility, contention for channel access, a lack of centralised coordin...
CSREASAM
2008
13 years 8 months ago
2008
Pervasive computing allows data to be collected using sensors and mobile devices. Recent studies, however, show that in emergency and crisis situations conventional access control ...
CCS
2005
ACM
14 years 27 days ago
2005
ACM
In a reputation-based trust-management system, agents maintain information about the past behaviour of other agents. This information is used to guide future trust-based decisions...