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Renewing TLS certificates

Renew .22slides.com Application Certificate (Monthly)

Other certificates, like those for the Proxy server, the home page, and customer domains are handled automatically by Certbot. The wildcard *.22slides.com certificate much however be renewed manually.

SSH into the server.

Run Certbot:

certbot certonly \\

--server <https://acme-v02.api.letsencrypt.org/directory> \\

--manual --preferred-challenges dns \\

-d *.22slides.com

Update DNS @ CloudFlare.

Wait 5-10 minutes.

Let Certbot finish its check.

Restart the httpd service:

systemctl restart httpd.service

The certificates are stored at /etc/letsencrypt/live/22slides.com/cert.pem

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