encryption - Financblog

When you type bbc.com, the browser may trigger several invisible network exchanges: it asks a DNS resolver for the site’s address, opens a TCP connection with three packets, negotiates encryption keys, and only then requests the page, with each uncached round trip adding delay

Saving Tips September 22, 2026

Type bbc.com and press Enter. On a fresh HTTPS connection, the screen can remain blank while the browser resolves the…