3418 search results - page 543 / 684 » Security for Grid Services |
FC
2005
Springer
14 years 3 months ago
2005
Springer
A coupon represents the right to claim some service which is typically offered by vendors. In practice, issuing bundled multi-coupons is more efficient than issuing single coupons...
EUROPKI
2004
Springer
14 years 3 months ago
2004
Springer
The implementation of a standard PKI in a mobile ad hoc network (MANET) is not practical for several reasons: (1) lack of a fixed infrastructure; (2) a centralized certification au...
SACMAT
2003
ACM
14 years 3 months ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...
ACSAC
2002
IEEE
14 years 3 months ago
2002
IEEE
Intrusion detection systems (IDSs) have reached a high level of sophistication and are able to detect intrusions with a variety of methods. Unfortunately, system administrators ne...
MOBILITY
2009
ACM
14 years 2 months ago
2009
ACM
Main requirement of recent computing environments, like mobile and then ubiquitous computing, is to adapt applications to context. On the other hand, access control generally trus...