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ICDIM
2010
IEEE
13 years 5 months ago
Risk management in dynamic role based access control systems
We present a risk management framework which allows to reason about and manage risk for role based access control systems. The framework expresses essential characteristics of risk...
Ji Ma, Kamel Adi, Luigi Logrippo, Serge Mankovski
WORDS
2005
IEEE
14 years 1 months ago
An RBAC Framework for Time Constrained Secure Interoperation in Multi-domain Environments
In emerging e-commerce applications, time constrained information sharing between different systems is becoming a common phenomenon. A flexible and efficient mechanism is needed t...
Smithi Piromruen, James B. D. Joshi
SAC
2000
ACM
13 years 11 months ago
Efficient and Flexible Web Access to Art-Historical Image Collections
Modern object-relational database systems are capable of managing multimedia data, e.g. image, video and audio. In this paper we study how such universal database systems can be u...
Matthias Wagner, Stefan Holland, Werner Kieß...
SACMAT
2005
ACM
14 years 1 months ago
Adaptive trust negotiation and access control
Electronic transactions regularly occur between business partners in separate security domains. Trust negotiation is an approach that provides an open authentication and access-co...
Tatyana Ryutov, Li Zhou, B. Clifford Neuman, Travi...
CIKM
2011
Springer
12 years 7 months ago
Semantic data markets: a flexible environment for knowledge management
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
Roberto De Virgilio, Giorgio Orsi, Letizia Tanca, ...