Giovanni Vigna Richard A. Kemmerer Per Blix Designing a Web of Highly-Configurable Intrusion Detection Sensors. 69-84 2001 conf/raid/2001 Recent Advances in Intrusion Detection http://link.springer.de/link/service/series/0558/bibs/2212/22120069.htm db/conf/raid/raid2001.html#VignaKB01