https://forum.defcon.org/ The Open Source Intelligence for Cybersecurity Professionals course provides extensive information and hands on lessons relating to surface and deep web searching along with advanced online search techniques & strategies, online privacy / anonymity tools, counterintelligence techniques used by the criminal element, search techniques of blogs and social networks including social media monitoring, utilize database systems, methods to obtain historical website pages, develop previous domain & website details that no longer exist, geolocating, reverse imaging, transfer of large files, screen shot capabilities, and much more all focused on helping Cybersecurity professionals related to threat hunting, red teaming and information gathering.]]> en Sat, 16 May 2026 13:53:50 GMT vBulletin 60 https://forum.defcon.org/images/misc/rss.png https://forum.defcon.org/