1. Network security software / Göran Pulkkis, Kaj Grahn, Peik Åström -- 2. A forensic computing perspective on the need for improved user education for information systems security management / Vlasti Broucek, Paul Turner -- 3. Integrating cooperative engagement capability into network-centric information system security / Sr. Korzyk -- 4. A methodology for developing trusted information systems / Maria Fugini, Pierluigi Plebani -- 5. A national information infrastructure model for information warfare defence / Vernon Stagg, Matthew Warren -- 6. Biometrics / Stewart Fleming -- 7. User types and filter effectiveness / Geoffrey Sandy, Paul Darbyshire -- 8. What is the social responsibility in the information age? Maximising profits? / Bernd Stahl -- 9. The social contract revised / Robert Skovira -- 10. The influence of socioeconomic factors on technological change / Rasool Azari, James Pick -- 11. Social responsibility and the transition toward a knowledge-based society in Latin America / Heberto Ochoa-Morales -- 12. Information systems ethics in the USA and in the Arab world / Husain Al-Lawatia, Thomas Hilton -- 13. Lemon problems in the internet transactions and relative strategies / Li Qi, Zhang Xianfeng -- 14. Reputation, reputation system and reputation distribution - an exploratory study in online consumer-to-consumer auctions / Zhangxi Lin, Dahui Li, Wayne Huang -- 15. Privacy perspective from utilitarianism and metaphysical theories / Hasan Abbas, Salah Al-Fadhly.