HTTP

Node.js HTTPS Module

Creating HTTPS Servers

Node.js HTTPS module creates secure servers with TLS certificates.

Introduction to Node.js HTTPS Module

The Node.js HTTPS module enables developers to create secure HTTP servers using TLS (Transport Layer Security) certificates. By leveraging this module, you can ensure encrypted data transmission between a server and clients, enhancing security and privacy for sensitive information.

This tutorial will guide you through the process of setting up a basic HTTPS server using Node.js and a self-signed TLS certificate for development purposes.

Setting Up a Basic HTTPS Server

To create an HTTPS server, you must first generate a TLS certificate and private key. For development purposes, you can create a self-signed certificate using OpenSSL. Here are the steps:

  1. Install OpenSSL if it’s not already installed on your system.
  2. Run the following command to generate a private key and a self-signed certificate:

This command generates two files: server.key (the private key) and server.cert (the self-signed certificate).

Now, let’s create a simple HTTPS server in Node.js using these files.

Creating an HTTPS Server with Node.js

In this code, we:

  • Import the https and fs modules.
  • Read the TLS certificate and key files using fs.readFileSync().
  • Create an HTTPS server using https.createServer() with the specified options.
  • Set up the server to respond with a simple message: 'Hello Secure World!'.
  • Listen on port 443, which is the default port for HTTPS traffic.

Testing Your HTTPS Server

To test your HTTPS server, open your web browser and navigate to