Sorry, it is a rather generic message, but the problem is a generic as
I am running my FreeBSD machine on DMZ. I use ipfw and I expose http
and smtp ports. I also expose sshd port, but only to a trusted
network (work). I'd like to know what is the best way to monitor my
FreeBSD security email is rather anoying, because it keeps sending
messages even if nothing has changed. I need an email sent to me only
if there is something abnormal.
For example, I'd like to know if there is a significant change ...