On an Alix APU, I run an OPNSense firewall with HAProxy and Let's’s Encrypt Plugin installed. I run the Read-It-Later Service Wallabag on Openmediavault, which I want to reach encrypted from the Internet. I have described the installation and configuration of Wallabag on Openmediavault here:Wallabag on Openmediavault The Alix APU’s can be found here: https://www.apu-board.de/ More information on Let’s Encrypt is available herehttps://letsencrypt.org/ We start with the configuration of Let’s Encrypt. First we put on Staging Environment, until we are sure, that our configuration is running. We still leave the plugin itself deactivated. Next we set up an account. Assign your hostname, than the url, to be operated with the certificate. An email address is also stored.[…]