Explore advanced OSINT techniques for application security reconnaissance in this 51-minute conference talk from Derbycon 2015. Dive into the world of Recon-ng and beyond with Tim Tomes as he covers a wide range of topics including dark web assessments, impact analysis, code remediation, and data extraction. Learn how to leverage LinkedIn crawling, breach data analysis, and online vulnerability scanners for comprehensive security assessments. Discover the power of Google Dorks, GitHub searching, and the Google Hacking Database to uncover potential vulnerabilities. Gain valuable insights into debugging techniques and final thoughts on effective OSINT practices for improving application security.