IT-Director: Sourcefire–The Open Source Answer to Network Security

“In the past couple of years, technologies such as intrusion
detection and protection systems have become mainstream tools in
the corporate security arsenal. But many feel less than satisfied
with the performance of some of these technologies. In particular,
the number of false positives–when a legitimate piece of
communication is flagged as being a possible security threat–is
proving to be expensive for organisations in terms of the amount of
time IT staff must spend dealing with what is actually legitimate