In this post, we will see, how to install Let's Encrypt SSL Certificate on NGINX webserver. Steps are pretty straight forward and easy. First, add the repository: sudo add-apt-repository ppa:certbot/certbot You’ll need to press ENTER to accept. Install Certbot’s Nginx package with apt: sudo apt install python-certbot-nginx Install Let's Encrypt SSL Certificate sudo certbot --nginx -d jenkins.cloudshades.in Follow the screen and provide the required input. Like email-id, permanent redirection to https etc.