HTTPS stands for Hypertext Transfer Protocol Secure. It is the most valid and secure communication protocol on the internet. HTTPS protects the integrity and confidentiality of the website and the user’s computer. Without HTTPS, it is possible for someone to intercept and gather sensitive information from your website visitors, including login credentials and credit card details. Once you have installed Apache or Nginx on Ubuntu 26.04, the service will only run on port 80 by default. To enable HTTPS on Ubuntu 26.04, configure Apache or Nginx to listen on port 443 and install an SSL certificate. In this article, we will guide you on how to install the HTTPS Protocol on Ubuntu 26.04.