266 search results - page 38 / 54 » Comparing simple role based access control models and access... |
162
Voted
CCGRID
2006
IEEE
15 years 11 months ago
2006
IEEE
Simplifying access to and usage of large scale compute resources via the Grid is of critical importance to encourage the uptake of e-Research. Security is one aspect that needs to...
175
Voted
ASIACRYPT
2010
Springer
15 years 3 months ago
2010
Springer
We consider the problem of encrypting structured data (e.g., a web graph or a social network) in such a way that it can be efficiently and privately queried. For this purpose, we ...
182
Voted
RTSS
2007
IEEE
15 years 11 months ago
2007
IEEE
It is challenging to process transactions in a timely fashion using fresh data, e.g., current stock prices, since database workloads may considerably vary due to dynamic data/reso...
157
Voted
CCS
2007
ACM
15 years 11 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
141
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ESCIENCE
2006
IEEE
15 years 11 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...