My Token and email in the conf are correct, so what then? Same for me, would be really great if it could added. This is less of an issue with web server logins though if you are able to maintain shell access, since you can always manually reverse the ban. Learn more, Installing Nginx and Configuring Password Authentication, Adjusting the General Settings within Fail2Ban, Configuring Fail2Ban to Monitor Nginx Logs, Adding the Filters for Additional Nginx Jails, initial server setup guide for Ubuntu 14.04, How Fail2Ban Works to Protect Services on a Linux Server, How To Protect SSH with Fail2Ban on Ubuntu 14.04, How To Protect an Apache Server with Fail2Ban on Ubuntu 14.04, https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-postfix-as-a-send-only-smtp-server-on-ubuntu-14-04. actionunban = -D f2b- -s -j Asking for help, clarification, or responding to other answers. But are you really worth to be hacked by nation state? So please let this happen! Dashboard View When started, create an additional chain off the jail name. It works form me. #, action = proxy-iptables[name=%(__name__)s, port="%(port)s", protocol="%(protocol)s", chain="%(chain)s"], iptables-multiport[name=%(__name__)s, port="%(port)s", protocol="%(protocol)s", chain="%(chain)s"], Fail2Ban Behind a Reverse Proxy: The Almost-Correct Way, A Professional Amateur Develops Color Film, Reject or drop the packet, maybe with extra options for how. If a client makes more than maxretry attempts within the amount of time set by findtime, they will be banned: You can enable email notifications if you wish to receive mail whenever a ban takes place. Have a question about this project? https://www.fail2ban.org/wiki/index.php/Main_Page, https://forums.unraid.net/topic/76460-support-djoss-nginx-proxy-manager/, https://github.com/crazy-max/docker-fail2ban, https://www.the-lazy-dev.com/en/install-fail2ban-with-docker/, "iptables: No chain/target/match by that name", fail2ban with docker(host mode networking) is making iptables entry but not stopping connections, Malware Sites access from Nginx Proxy Manager, https://docs.nextcloud.com/server/latest/admin_manual/configuration_server/config_sample_php_parameters.html, https://www.home-assistant.io/integrations/http/#trusted_proxies, in /etc/docker/daemon.json - you need to add option "iptables": true, you need to be sure docker create chain in iptables DOCKER-USER, for fail2ban ( docker port ) use SINGLE PORT ONLY - custom. You'll also need to look up how to block http/https connections based on a set of ip addresses. Solution: It's setting custom action to ban and unban and also use Iptables forward from forward to f2b-npm-docker, f2b-emby which is more configuring up docker network, my docker containers are all in forward chain network, you can change FOWARD to DOCKER-USER or INPUT according to your docker-containers network. Sure, its using SSH keys, but its using the keys of another host, meaning if you compromise root on one system then you get immediate root access over SSH to the other. The typical Internet bots probing your stuff and a few threat actors that actively search for weak spots. Even with no previous firewall rules, you would now have a framework enabled that allows fail2ban to selectively ban clients by adding them to purpose-built chains: If you want to see the details of the bans being enforced by any one jail, it is probably easier to use the fail2ban-client again: It is important to test your fail2ban policies to ensure they block traffic as expected. I'm not an regex expert so any help would be appreciated. Secure Your Self Hosting with Fail2Ban + Nginx Proxy Manager + CloudFlare 16,187 views Jan 20, 2022 Today's video is sponsored by Linode! One of the first items to look at is the list of clients that are not subject to the fail2ban policies. Domain names: FQDN address of your entry. By default, only the [ssh] jail is enabled. It is a few months out of date. In my opinion, no one can protect against nation state actors or big companies that may allied with those agencies. Making statements based on opinion; back them up with references or personal experience. As well as "Failed to execute ban jail 'npm-docker' action 'cloudflare-apiv4' [] : 'Script error'". Nothing helps, I am not sure why, and I dont see any errors that why is F2B unable to update the iptables rules. This will prevent our changes from being overwritten if a package update provides a new default file: Open the newly copied file so that we can set up our Nginx log monitoring: We should start by evaluating the defaults set within the file to see if they suit our needs. I have my fail2ban work : Do someone have any idea what I should do? Sign in NginX - Fail2ban NginX navigation search NginX HTTP Server nginx [engine x] is a HTTP and reverse proxy server, as well as a mail proxy server written by Igor Sysoev. Right, they do. Complete solution for websites hosting. Is there a (manual) way to use Nginx-proxy-manager reverse proxies in combination with Authelia 2FA? The text was updated successfully, but these errors were encountered: I think that this kind of functionality would be better served by a separate container. If you do not pay for a service then you are the product. If you do not use telegram notifications, you must remove the action After a while I got Denial of Service attacks, which took my services and sometimes even the router down. This textbox defaults to using Markdown to format your answer. In this case, the action is proxy-iptables (which is what I called the file, proxy-iptables.conf), and everything after it in [ ] brackets are the parameters. We can add an [nginx-noproxy] jail to match these requests: When you are finished making the modifications you need, save and close the file. A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control. To do so, you will have to first set up an MTA on your server so that it can send out email. Just Google another fail2ban tutorial, and you'll get a much better understanding. I followed the above linked blog and (on the second attempt) got the fail2ban container running and detecting my logs, but I do get an error which (I'm assuming) actually blocks any of the ban behavior from taking effect: f2b | 2023-01-28T16:41:28.094008433Z 2023-01-28 11:41:28,093 fail2ban.actions [1]: ERROR Failed to execute ban jail 'npm-general-forceful-browsing' action 'action-ban-docker-forceful-browsing' info 'ActionInfo({'ip': '75.225.129.88', 'family': 'inet4', 'fid': at 0x7f0d4ec48820>, 'raw-ticket': at 0x7f0d4ec48ee0>})': Error banning 75.225.129.88. wessel145 - I have played with the same problem ( docker ip block ) few days :) finally I have working solution; actionstop = -D DOCKER-USER -p -m conntrack --ctorigdstport --ctdir ORIGINAL -j f2b- I agree than Nginx Proxy Manager is one of the potential users of fail2ban. --The same result happens if I comment out the line "logpath - /var/log/npm/*.log". Then configure Fail2ban to add (and remove) the offending IP addresses to a deny-list which is read by Nginx. --Instead just renaming it to "/access.log" gets the server started, but that's about as far as it goes. You can see all of your enabled jails by using the fail2ban-client command: You should see a list of all of the jails you enabled: You can look at iptables to see that fail2ban has modified your firewall rules to create a framework for banning clients. I am using the current LTS Ubuntu distribution 16.04 running in the cloud on a DigitalOcean Droplet. The default action (called action_) is to simply ban the IP address from the port in question. The stream option in NPM literally says "use this for FTP, SSH etc." Forgot to mention, i googled those Ips they was all from china, are those the attackers who are inside my server? WebWith the visitor IP addresses now being logged in Nginxs access and error logs, Fail2ban can be configured. Based on matches, it is able to ban ip addresses for a configured time period. Press J to jump to the feed. Server Fault is a question and answer site for system and network administrators. Because this also modifies the chains, I had to re-define it as well. By clicking Sign up for GitHub, you agree to our terms of service and My understanding is that this result means my firewall is not configured correctly, but I wanted to confirm from someone who actually knows what they are doing. Your browser does not support the HTML5
