163 search results - page 30 / 33 » Specifying and enforcing constraints in role-based access co... |
TASE
2008
IEEE
13 years 7 months ago
2008
IEEE
In this paper we deal with the problem of modeling railway networks with Petri nets so as to apply the theory of supervisory control for discrete event systems to automatically de...
CCS
2004
ACM
14 years 24 days ago
2004
ACM
Security must be a first class citizen in the design of large scale, interacting, software applications, at early and all stages of the lifecycle, for accurate and precise policy ...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
Abstract-- A decomposition of a binary matrix into two matrices gives a set of basis vectors and their appropriate combination to form the original matrix. Such decomposition solut...
IMCS
2007
13 years 7 months ago
2007
Purpose – Security information management systems (SIMs) have been providing a unified distributed platform for the efficient management of security information produced by co...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
The prevalent use of XML highlights the need for a generic, flexible access-control mechanism for XML documents that supports efficient and secure query access, without revealing ...