(on 02/20/2020 1:49pm mountain time, Frank said)
If you are thinking of brute-force attacks on open ports, have a look at "fail2ban" - would use logs on your workstation and your firewall setup to block attempts.
I looked at it, downloaded it, looked at the man pages, and tried it. At this point, all I want is a report. How do I get that?
Are there specific applications/services you are concerned about? ...
Not yet.