DEF CON 27, Social Engineering Village, Edward Miro's 'Rideshare OSINT Car Based SE For Fun And Profit' → December 16, 2019 by Marc Handelman in Conferences, DEF CON 27, Education, Information Security, Social Engineering Thanks to Def Con 27 Volunteers, Videographers and Presenters for publishing their superlative conference videos via their YouTube Channel for all to see, enjoy and learn.