Protecting servers with fail2ban

Using fail2ban it is easy to ban unwanted users from your servers by denying access to it using the local firewall capabilities.

Introduction to Fail2ban

Fail2ban is an open source Intrusion Prevention System (IPS) which helps to monitor various log files and to react on malicious activities. In the following post I will describe how to setup and configure fail2ban.

Posts in this series

  1. Basic installation
  2. Analyze services to protect
  3. Protected SSH
  4. Protect Apache web server
  5. Protect Postfix
  6. Protect ProFTP
  7. Protect web applications
  8. Upstream to abuse trackers
  9. Generate reporting