How to ban failed SSH, FTP, POP3 and SMTP logins?

ConfigServer Security & Firewall (csf)

I am using OSSEC and Chirpy's ConfigServer Security & Firewall (csf) script fro generic linux.

Even though it's meant to be used for WHM cPanel the generic linux install works fantastic. There is also an included WEBMIN gui interface.

Here's the link. http://www.configserver.com/cp/csf.html

 

btw, you can ban with denyhosts also all services for an ip