Nginx Lets Encrypt code example

Example 1: nginx certbot ubuntu

// Ubuntu 20.04
sudo apt install certbot python3-certbot-nginx

// Ubuntu 18.04
sudo add-apt-repository ppa:certbot/certbot
sudo apt install python-certbot-nginx

// Configure ufw
sudo ufw allow 'Nginx Full'
sudo ufw delete allow 'Nginx HTTP'
sudo ufw delete allow 'Nginx HTTPS'

sudo certbot --nginx -d example.com

Example 2: lets encrypt nginx

#Once you have installed CertBot and Lets Encyrypt, 
#and you have set up your server blocks, 
#you will be able to run the below script in your terminal
sudo certbot --nginx -d example.com -d www.example.com

Example 3: letsencrypt auto renew nginx

SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

0 */12 * * * root certbot -q renew --nginx