223 search results - page 44 / 45 » Relationship-based access control: protection model and poli... |
STORAGESS
2006
ACM
14 years 1 months ago
2006
ACM
Archival storage systems are designed for a write-once, read-maybe usage model which places an emphasis on the long-term preservation of their data contents. In contrast to tradit...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
In extraordinary situations, certain individuals may require access to information for which they are not normally authorized. For example, to facilitate rescue of people trapped ...
CCS
2006
ACM
13 years 11 months ago
2006
ACM
Location-hidden services, as offered by anonymity systems such as Tor, allow servers to be operated under a pseudonym. As Tor is an overlay network, servers hosting hidden service...
PODS
2008
ACM
14 years 7 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
SP
2010
IEEE
13 years 5 months ago
2010
IEEE
The security of systems such as operating systems, hypervisors, and web browsers depend critically on reference monitors to correctly enforce their desired security policy in the ...