1. M. Crosbie and G. Spafford, Defending a computer system using autonomous agents, in: Proceedings of the 18th National Information Security Systems Conference, 1995.
2. D.E. Denning, An intrusion detection model, in: IEEE Transactions on Software Engineering, Los Alamos, CA, IEEE Computer Society Press, 1987.
3. D.E. Denning, Cryptography and Data Security, Addison-Wesley Inc., 1992.
4. B. Efron and R.J. Tibshirani, An Introduction to the Bootstrap, Chapman & Hall, New York, 1993.
5. D. Farmer and E.H. Spafford, The COPS security checker system, in: Proceedings of the Summer Usenix Conference, June 1990, pp. 165–170.