Fail2ban is an intrusion prevention software framework that protects computer servers from primarily brute-force attacks, banning bad user agents, banning URL scanners, and much more.
Fail2ban
Fail2ban on plesk server
Sources: http://www.fail2ban.org/wiki/index.php/MANUAL_0_8 http://thanosk.net/content/securing-plesk-installation-using-fail2ban
Fail2Ban Setup on CentOS 6.6
Because fail2ban is not available from CentOS, we should start by downloading the EPEL repository: Follow up by installing fail2ban: The default fail2ban configuration file is location at /etc/fail2ban/jail.conf. The configuration work should not be done in that file, however, and we should instead make a local copy of it. After the file is copied, … Read more
Whitelist IP’s in Fail2ban
Whitelisting is setup in the jail.conf file using a space separated list. Source: http://www.fail2ban.org/wiki/index.php/Main_Page