Proxy
  • operates at the application layer
  • proxy server is an intermediary for requests from clients seeking resources from other servers

Proxy Types

Forward Proxy (Proxy)

if you want to protect clients in your internal network, put them behind a forward proxy

Reverse Proxy

if your intention is to protect servers, put them behind a reverse proxy

Proxy Chains

are chains of forward proxies

Diagrams

Forward Proxy & Reverse Proxy

Proxy Chain