Let's Encrypt on load balancers and reverse proxies with tls-sni-01
How to use certbot --manual to obtain and renew Let's Encrypt SSL certificates on an Nginx or HAProxy load balancer.
Configure LDAP authentication in Nextcloud with FreeIPA
Here is how to configure the user-ldap plugin in ownCloud/Nextcloud with a FreeIPA server.
Let's Encrypt SSL on NearlyFreeSpeech.net with Ansible
A playbook to get an SSL certificate from Let's Encrypt and install it on a NearlyFreeSpeech.net site using Ansible's letsencrypt module