Snort - Network Intrusion Detection System Runs On Mac OS X
Everyones favorite unix based IDS application runs on Mac OS X. Use Mac OS X to work as a network intrusion detection system. Use Snort to keep your Mac on edge. This is one of the first noted IDS programs that run on the Mac OS X platform and it does not cost the user money. Draw back, there isn't any Mac OS X install package yet, or a GUI for the Mac OS X platform, raw unix. Read about Snort on Mac OS X