In today’s digital landscape, securing your web applications with HTTPS is not just a recommendation but a necessity. In this blog post, I’ll share how I setup automated SSL certificate issuance for my domains, including wildcard certificates, using Traefik, Let’s Encrypt, and Cloudflare.
The Setup
My goal was to automate the management of SSL certificates for various subdomains and wildcard domains like:
co.example.comio.example.com*.co.example.com*.io.example.com
By combining Traefik (a modern HTTP reverse proxy), Let’s Encrypt (for free SSL certificates), and Cloudflare (for DNS management), I created a fully automated SSL certificate renewal system for my homelab setup.
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