How To Use Certbot Standalone Mode to Retrieve Let's Encrypt SSL Certificates
Let’s Encrypt is a service that offers free SSL certificates through an automated API. The most popular Let’s Encrypt client is EFF’s Certbot client. Certbot offers a variety of ways to validate your domain, fetch certificates, and automatically configure Apache and Nginx. In this tutorial, we’ll discuss Certbot’s standalone mode and how to use it to secure other types of services, such as a mail server or a message broker like RabbitMQ.
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