Forward Proxy -> Reverse Proxy

"The difference between a forward and reverse proxy is subtle but important. A simplified way to sum it up would be to say that a forward proxy sits in front of a client and ensures that no origin server ever communicates directly with that specific client. On the other hand, a reverse proxy sits in front of an origin server and ensures that no client ever communicates directly with that origin server..."

Read more here: https://www.cloudflare.com/learning/cdn/glossary/reverse-proxy/