Feb 10, 2024

8 min read

How To Use Nginx As A Reverse Proxy With SSL

Written by

Vippy The VPS
Are you looking for a simple tutorial for how to use Nginx as a reverse proxy with SSL? This guide will walk you through exactly that! Nginx is a powerful tool. It allows you to serve multiple apps, websites, load-balance applications and much more. All that flexibility is powered by a relatively simple configuration system that uses nearly-human-readable configuration files.

How To Use Nginx as a Reverse Proxy With SSL?

To use Nginx as a reverse proxy with SSL, configure Nginx to listen on the appropriate ports, set up SSL certificates, define proxy_pass directives to forward requests to backend servers, and adjust firewall settings as necessary.

Why Use Nginx as a Reverse Proxy With SSL?

It may not be directly obvious why you might need an Nginx reverse proxy with SSL, but Nginx is a great option for serving your web apps-- take, for example, a NodeJS app. By default, it runs locally on a machine and listens on a custom-defined port. Usually, this is port 3000 by default and is accessed by typing something like http://YOUR-DOMAIN:3000 But Nginx lets you serve your app that is running on a non-standard port without needing to attach the port number to the URL. It even lets you run different apps on each subdomain, or even in different sub-folders! Cool, right? This guide will demonstrate how to utilize Nginx to serve a web app, such as a NodeJS App, using SSL Encryption.  nginx reverse proxy ssl

Nginx as a Reverse Proxy With SSL - Prerequisites

This guide will assume a general understanding of using a Linux-based system via command line, and will further assume the following prerequisites:
  • Ubuntu 22.04
  • Non-Root User
  • App Running on Custom Port (this guide assumes port 3000)
  • DNS A Name Record for Domain Used
  • SSL
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