A proxy server, also known as a proxy, is a server that acts as an intermediary between clients and the Internet. It is used to provide security, control network traffic, and improve network performance by caching data. When a client sends a request, the proxy server receives it and forwards it to the target server. It then receives the response from the target server and sends it back to the client. A proxy server can be used to improve security by hiding the client's IP address and pro...