How To Configure fail2ban
What is fail2ban all about? Fail2ban determines the IP addresses in the server’s log files that are noticeable due to unusual behaviour, such as repeatedly trying to log in with an incorrect password. When a certain number of unsuccessful attempts happened, fail2ban will automatically ensure that the IP address is banned or blocked for a predetermined time. The administrator can also configure Fail2ban so that a suspicious IP address is first reported to him by email. You have many options here. ...