ACME ( Free SSL Certificate

ACME ( is a shell script for generating LetsEncrypt SSL certificate. is written in bash, so it works on any Linux server without special requirements. For getting SSL, another popular option is to use certbot.

To install, run

When you install, it will set a daily cronjob for auto SSL renewal. You can see it with “crontab -l” command.

Set to use LetsEncrypt SSL (Defaul is ZeroSSL)

Set to ZeroSSL, run

To issue an SSL certificate, run

Standalone mode (nginx)

Using non-standard port

For more ways to issue SSL certificates, see

Install SSL Certificate

To install the SSL certificate, run

For Apache

If you use Apache, replace “service nginx force-reload” with “service apache2 force-reload”. For CentOS/RHEL, use httpd instead of apache2.

You can find how to enable SSL on Nginx server at Configure Nginx Server with SSL, For Apache web server, see Configure Apache Webserver with SSL

See LetsEncrypt

Need help with Linux Server or WordPress? We can help!

Leave a Reply

Your email address will not be published. Required fields are marked *