IDS experts brawl, create confusion on where intrusion detection is headed.
networkworld.com
networkworld.com
Two things happened to "intrusion detection":
* The concept failed, and
* The technology got rolled up into middleboxes as part of "IPS" (IDS plus filters) and "UTM" (all-in-one boxes).
There has been a vibrant "market" of IDS engines for over a decade.