Substratum is an open source project, which consists of creating a network that allows anyone to allocate extra resources on their computers to provide free Internet. The Substratum network works at a worldwide junction of nodes, these work to deliver content securely without the need for a VPN or Tor. Substratum will provide a decentralized internet free of any control, which is not the case on the current internet which is totally centralized. Substratum has its own token SUB which has the main function of feeding the entire Substratum network. Finally, a project that came with the proposal to globalize the internet in a decentralized way so that it can be reached by all.