InhaltsangabeValuation of trust in open networks.- Security versus performance requirements in data communication systems.- Non-interference through determinism.- Compile-time detection of information flow in sequential programs.- Security through type analysis.- Designing secure key exchange protocols.- Robust and secure password and key change method.- Beacon based authentication.- Authentication via multi-service tickets in the Kuperee server.- Oblivious signatures.- A calculus for secure channel establishment in open networks.- On strengthening authentication protocols to foil cryptanalysis.- An efficient electronic payment system protecting privacy.- The ESPRIT project CAFE -High security digital payment systems.- Liability and computer security: Nine principles.- Implementing secure dependencies over a network by designing a distributed security subsystem.- A secure medium access control protocol: Security versus performances.- Distributed file system over a multilevel secure architecture problems and solutions.- On the expressive power of the unary transformation model.- Privilege graph: An extension to the typed access matrix model.- A consideration of the modes of operation for secure systems.- Mark-and-sweep garbage collection in multilevel secure object-oriented database systems.- Decomposition of multilevel objects in an object-oriented database.- Supporting object-based high-assurance write-up in multilevel databases for the replicated architecture.- Aggregation in relational databases: Controlled disclosure of sensitive information.- Information flow controls vs inference controls: An integrated approach.