Web Servers: How Browsers and Servers Talk
Web Servers: How Browsers and Servers Talk When you open a page, your browser acts as a curious client. It starts by translating the domain into an IP address with DNS, then opens a connection to that machine. The goal is simple: ask for a resource and receive it. Along the way, many helpers work behind the scenes, from caching rules to security checks. Security first. If the site uses HTTPS, TLS begins before any data moves. The browser and server exchange certificates, agree on encryption, and verify identities. A successful handshake creates a secure tunnel through which HTTP requests and responses travel. ...