Automate TLS Certificate Renewal in Nginx Without Certbot
On Aug 12, 2025, NGINX announced native support for the ACME protocol: https://blog.nginx.org/blog/native-support-for-acme-protocol This is a great improvement because you no longer need extra tools to issue SSL certificates. The first release supports only the HTTP-01 challenge, so wildcard certificates are not possible yet. For wildcards you need DNS-01 with DCV delegation . Let’s see how it works. ...