Servers do not exist in isolation, and those servers with only the most
basic SSH configuration can be vulnerable to brute force attacks. fail2ban
provides a way to automatically protect the server from malicious signs.
The program works by scanning through log files and reacting to offending
actions such as repeated failed login attempts. Install Repository
Because fail2ban is not available from CentOS, we should start by
downloading the EPEL repository: First, you need to enable EPEL repository on your system. rpm -Uvh
http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-1.noarch.rpm Update Once you are in the first...