We analyze the safety question for the Non-Monotonic Transform NMT model, an access control model that encompasses a wide variety of practical access control mechanisms. In genera...
Object-oriented database management systems are often motivated by their support for new emerging application areas such as computer-aided design and analysis systems. The object-o...
In image motion analysis as well as for several application fields like daily pluviometry data modeling, observations contain two components of different nature. A first part is ma...
Multilevel transactions have been proposed for multilevel secure databases; in contrast to most proposals, such transactions allow users to read and write across multiple security...
Inter-organisational applications require improved support from middleware services. This paper analyses the management requirements of multidomain applications, covering both tec...