From Fail2ban
Revision as of 21:22, 10 September 2007 by Lostcontrol (Talk | contribs) (Rewrite communication)

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Current features (0.8.x)

Here is a list of the main features available in Fail2ban.

  • Client/Server architecture.
  • Multi-threaded.
  • Highly configurable.
  • FAM/Gamin support.
  • Parses log files and looks for given patterns.
  • Executes commands when a pattern has been detected for the same IP address for more than X times. X can be changed.
  • After a given amount of time, executes another command in order to unban the IP address.
  • Uses Netfilter/Iptables by default but can also use TCP Wrapper (/etc/hosts.deny) and many other actions.
  • Handles log files rotation.
  • Can handle more than one service (sshd, apache, vsftpd, etc).
  • Resolves DNS hostname to IP address.


Here is the planned roadmap. If you want to contribute or help on one of these features, please contact the author.


  • Dependency back to Python 2.3 done
  • Rewrite communication done
  • Add more tags (<LINE>, <USER>)
  • Add support for pyinotify
  • Decrease memory usage
  • Multi-lines parsing
  • Manual control of ban list (ban, unban, reset)
  • Auto-enable feature (activate jail if log file is present)