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Use Certbot for Wildcard SSL on Debian VPS

Category: VPS Setup

Configure Certbot—a Let’s Encrypt tool—for wildcard SSL (* domain com) on a Debian VPS—install with
apt install certbot python3-certbot-dns-cloudflare
run:
certbot certonly --dns-cloudflare --dns-cloudflare-credentials /root/cloudflare.ini -d \"*.domain.com\"
Open port:
ufw allow 443
On Linode test with
curl -I https://sub.domain.com
—expect SSL coverage Ensures uptime—secures phpMyAdmin subdomains in VPS hosting with Let’s Encrypt

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