A statistics utility to be used with qmail-scanner. It utilizes log entries generated by a patch to the qmail-scanner distribution to report spam and virus details. Often included in the qmailstats script from QmailRocks.org to send nightly stats emails.
Pace-IDS is an Intrusion Detection system designed to replace Tripwire, in that it is faster, and more effective of detecting trojan activity, and is easier to configure. All you have to do usually is simply change one variable to your email address.