158 search results - page 17 / 32 » An Attribute Based Framework for Risk-Adaptive Access Contro... |
CORR
2008
Springer
13 years 7 months ago
2008
Springer
This paper offers several contributions for separation of duty (SoD) administration in role-based access control (RBAC) systems. We first introduce a new formal framework, based o...
VLDB
1993
ACM
13 years 11 months ago
1993
ACM
Extensions of the traditional atomic transaction model are needed to support the development of multi-system applications or work ows that access heterogeneous databases and legac...
SECON
2010
IEEE
13 years 5 months ago
2010
IEEE
This paper bears on the design and the quantitative evaluation of MAC mechanisms for wireless ad-hoc networks with performance guarantees. By this, we mean mechanisms where each ac...
COMCOM
2007
13 years 7 months ago
2007
This paper presents a new algorithm for jointly optimal control of session rate, link attempt rate, and link power in contention based MultiHop Wireless Networks. Formulating the ...
SIMUTOOLS
2008
13 years 9 months ago
2008
Evaluating the performance of a cooperative relaying protocol requires an implementation for simulators and/or software-defined radios (SDRs) with an appropriate model for error d...