DeveloperBreeze

Certbot Development Tutorials, Guides & Insights

Unlock 4+ expert-curated certbot tutorials, real-world code snippets, and modern dev strategies. From fundamentals to advanced topics, boost your certbot skills on DeveloperBreeze.

Renaming a subdomain in Apache and generating a new SSL certificate

Tutorial November 07, 2024
bash

sudo systemctl reload apache2

Since the SSL certificate is tied to the specific domain name, you’ll need to create a new one for new.example.com. Certbot makes this easy.

How to Create SSL for a Website on Ubuntu

Tutorial October 21, 2024
bash

Add the following lines under your server block to enhance security:

ssl_protocols TLSv1.2 TLSv1.3;
ssl_prefer_server_ciphers on;
ssl_ciphers "ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384";
ssl_session_timeout 1d;
ssl_session_cache shared:SSL:10m;
ssl_stapling on;
ssl_stapling_verify on;

Adding a Subdomain on an Apache Server

Tutorial August 21, 2024

   sudo certbot --apache -d blog.example.com

Finally, open a web browser and navigate to your subdomain (e.g., http://blog.example.com). You should see the "Hello, World!" message from the index.html file you created.

Deploying a Flask Application on a VPS Using Gunicorn and Nginx

Tutorial August 03, 2024
python bash

sudo certbot --nginx -d developerbreeze.com -d www.developerbreeze.com

Follow the prompts to complete the installation.