@inproceedings{Arnes2006Using_Hidden,
title = {{Using Hidden Markov Models to Evaluate the Risks of Intrusions: System Architecture and Model Validation}},
author = {Arnes, André and Valeur, Fredrik and Vigna, Giovanni and Kemmerer, Richard A.},
booktitle = {Proceedings of the 9th Symposium on Recent Advances in Intrusion Detection},
year = {2006},
pages = {145--164},
publisher = {Springer},
url = {http://link.springer.com/chapter/10.1007/11856214_8}
}