Learn how the internet works in this easy-to-understand course. Discover how data moves over networks and how web pages load using HTTP and HTTPS. Understand how DNS lookups help find websites and how emails are sent using SMTP and IMAP. Find out what network ports and firewalls do to protect data.
The course also includes two bonus sections for future web developers. Get a simple overview of the web development process and learn the basic steps to plan a small website.