[Cloudflare – Letsencrypt] Renew SSL Certificate with Certbot

This Article assumes renewal of an existing SSL (Letsencrypt) Certificate with DNS managed by Cloudflare. Renewal steps: 0. Preparation 1.Check Validity of the Certificate: In browser / SSL checker / openssl on host Example: vpn.devops100.net 2. Run the certbot command to renew the SSL Certificate for vpn.devops100.net 4. Check the TXT via Google Toolbox 5. … Read more