# Conference > Every Conference site on Tor.Live, with ratings and reviews. 2 Conference sites, ranked by popularity. 2 up now · 100% average uptime · Newest: DEF CON Forums ## Sites - [DEF CON](): Started in 1992 by the Dark Tangent, DEF CON is the world's longest-running and largest underground hacking conference. Hackers, corporate IT professionals,... - [DEF CON Forums](): A community for hackers and security researchers to build and share.