TL;DR: A wide range of online courses from MIT are available to take for free on edX.

Technical personnel who protect critical infrastructure networks will have the opportunity to attend a free, four-day cybersecurity training course April 6–9, 2026, provided by the Cybersecurity ...

Whether you’re passionate about culinary arts, literature, or arts & crafts, fascinated by history and current events, or eager to explore the environment and science, there’s something here for you.