1. Lunt, T. (1993) A survey of intrusion detection techniques. Computers & Security, Vol. 12, pp. 405–418.
2. Mukherjee, B., Heberlein, T. and Levitt, K.N. (1994) Network Intrusion Detection. IEEE Network, pp. 26–41.
3. Frank, J. (1994) Artificial intelligence and intrusion detection: Current and future directions. Internet.
4. Spirakis, P., Katsikas, S.K., Gritzalis, D., Allegre, F., Darzentas, J., Gigante, C., Karagiannis, D., Kess, P., Putkonen, H and Spyrou, T. (1994) SECURENET: A Network-oriented Intelligent Intrusion Detection and Prevention System. IFIP SEC ’84, Curacao, Dutch Caribbean.
5. Katsikas, S.K., Theodoropoulos, N., Allegre, F., Caskey, K., Gigante, C., Karagiannis, D., Patel, A., Putkonen H. and Spyrou, T. (1996) SECURENET: An Intelligent System for Detecting and Preventing Attacks Against Open Networks. Computer Communications, submitted.