872 search results - page 152 / 175 » An Access Control Language for a General Provenance Model |
MOBICOM
2005
ACM
14 years 1 months ago
2005
ACM
Wireless sensor networks (WSNs) are typically characterized by a limited energy supply at sensor nodes. Hence, energy efficiency is an important issue in the system design and op...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
In multi-relational databases, a view, which is a context- and content-dependent subset of one or more tables (or other views), is often used to preserve privacy by hiding sensiti...
ISW
2004
Springer
14 years 27 days ago
2004
Springer
Abstract. Digitalization of content is both a blessing and a curse. While it allows for efficient transmission and consumption, the ease of copying and sharing digital content has ...
DANCE
2002
IEEE
14 years 15 days ago
2002
IEEE
In this paper we define and provide a general construction for a class of policies we call dynamic policies. In most existing systems, policies are implemented and enforced by ch...
DOCENG
2008
ACM
13 years 9 months ago
2008
ACM
As the world wide web transforms from a vehicle of information dissemination and e-commerce transactions into a writable nexus of human collaboration, the Web 2.0 technologies at ...