The Internet is one of the most important inventions in human history. It has changed our lives for the better, and it’s now an integral part of our society. We can’t go back to a world without it.

Every time you send a text, pay for groceries with your phone, or use your health site, you are relying on encryption.

Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...