Observe: From time to time, when you copy the certificate and critical in the Cloudflare dashboard and paste it into the applicable files about the server, blank traces are inserted. Nginx will take care of such certificates and keys as invalid, so make sure there are no blank lines https://googlecloudinstall66665.pages10.com/5-tips-about-nginx-ssl-certificate-install-you-can-use-today-62287879