The internet is much more than just the publicly available, Google-able web services most online users frequent – and that’s good for free expression. Companies frequently create private networks to enable employees to use secure corporate servers, for example. And free software allows individuals to create what are called “peer-to-peer” networks, connecting directly from one machine to another.
Unable to be indexed by current search engines, and therefore less visible to the general public, subnetworks like these are often called “darknets,” or collective as the singular “darknet.” These networks typically use software, such as Tor,