Update Onion Routing and Onion Services graphs in multiple portals
After our work with the OTF Learning Lab, we have new and amazing graphs to share the functioning of the onion routing and also onion services. I'll start a to-do list here, but let's feel free to edit it if we find more places where this content should belong.
To-do
- https://community.torproject.org/onion-services/overview/
- https://support.torproject.org/onionservices/#onionservices-2