How to Generate Wildcard SSL Let's Encrypt with Certbot DNS Challenge (Complete Guide)
Introduction A wildcard SSL certificate allows you to secure all subdomains with just one certificate, for example “*.example.com”, “subdomain.example.com”. With the help of Let’s Encrypt, we can obtain a free and automated SSL/TLS Certificate using Certbot through the DNS challenge method. However, keep in mind that the certificate is not valid for domain names using sub-subdomains such as sub.sub.example.com.
This method is very suitable if you have setups like: …