>>6121563 (pb)
Memex – DARPA’s search engine for the Dark Web
https://nakedsecurity.sophos.com/2015/02/16/memex-darpas-search-engine-for-the-dark-web/
"Although Memex will eventually have a very broad range of applications, the project’s initial focus is on tackling human trafficking and slavery.
According to DARPA, human trafficking has a significant Dark Web presence in the form of forums, advertisements, job postings and hidden services (anonymous sites available via Tor)."
Article from 2015