SSL Complete Guide 2021: HTTP to HTTPS - Exploring Free TLS Certificate from Cloudflare

The video tutorial explains how Cloudflare acts as a reverse proxy, serving websites over its IP addresses while maintaining HTTPS. It discusses the multi-domain certificate issued by Cloudflare, which is valid despite the common name not matching the website's domain. The certificate is automatically created and valid for one year. The tutorial also covers the certificate authority chain, including the intermediate and root authorities. Finally, it addresses questions about the coexistence of existing server certificates and Cloudflare's certificate, with further explanations promised in the next lecture.

What are the implications of having a certificate that is valid for usage on subdomains?

Discuss the process of how the TLS certificate was automatically created for the website.