LinuxInsider: A Modest Player in Open Source Dec 10, 2004, 17 :30 UTC (1 Talkback[s]) (13477 reads) (Other stories by Alex Salkever)
"Martin Roesch was already an open-source legend before his software became the industry standard for network-intrusion detection.
"In 1998, as a weekend exercise, he authored an open-source program called Snort, designed to examine data traffic coursing over a network and sound an alarm if hackers are trying to break in. Snort quickly became popular among computer-security geeks..."