How the Internet Works
0%Technology
How the Internet Works
Beginner~22 min16 steps
Follow a single request from your keyboard to a server and back, one layer at a time.
You’ll learn
- Trace what happens between typing a URL and seeing a page
- Explain what DNS does and why it exists
- Describe why data is split into packets
- Distinguish the roles of IP, TCP and HTTPS
- Say what HTTPS hides from an eavesdropper and what it does not
- Explain why latency, not bandwidth, makes distant sites slow