The aim of this symposium is to further the progress of research in computer security by bringing together researchers in this area, by promoting the exchange of ideas with system developers, and by encouraging links with researchers in areas related to computer science, informationtheory, and artificial intelligence.

Access Control.- Towards security in an open systems federation.- Type-level access controls for distributed structurally object-oriented database systems.- On the Chinese Wall model.- Formal Methods.- Formal methods and automated tool for timing-channel identification in tcb source code.- Separating the specification and implementation phases in cryptology.- Formal specification of security requirements using the theory of normative positions.- Invited Talk.- Breaking the traditional computer security research barriers.- Authentication I.- Verification and modelling of authentication protocols.- KryptoKnight authentication and key distribution system.- Associating metrics to certification paths.- Distributed Systems.- An Object-Oriented view of fragmented data processing for fault and intrusion tolerance in distributed systems.- The development and testing of the identity-based conference key distribution system for the RHODOS distributed system.- Policy enforcement in stub autonomousdomains.- Authentication II.- Freshness assurance of authentication protocols.- A formal framework for authentication.- Timely authentication in distributed systems.- Database Security.- Polyinstantiation for cover stories.- On transaction processing for multilevel secure replicated databases.- Security constraint processing in multilevel secure AMAC schemata.- System Architectures.- M2S: A machine for multilevel security.- GDoM a multilevel document manager.- Applications.- UEPS — A second generation electronic wallet.- A hardware design model for cryptographic algorithms.- ASAX: Software architecture and rule-based language for universal audit trail analysis.

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