Internet History, Technology, and Security

This web site provides free / OER materials to help you learn the history and inner workings of the Internet. You can take this course and receive a certificate at:

If you are watching the videos on a television, you might find our quick reference useful on your phone or computer.

If you log in to this site you have joined a free, global open and online course. You have a grade book, autograded assignments and discussion forums. Since this site is used by learners, we take your privacy very seriously.


This site uses Tsugi framework to embed a learning management system into this site and handle the autograders. If you are interested in collaborating to build these kinds of sites for yourself, please see the website.


The material produced specifically for this site is by Charles Severance and others and is Copyright Creative Commons Attribution 3.0 unless otherwise indicated.

Copyright Creative Commons Attribution 3.0