Sam Erb, Google Security Engineer and DEFCON Black Badge winner, discusses the importance of understanding how systems work to find vulnerabilities, his engineering background influencing his hunting style and methodologies, his career development and work with Google, recent Google Vulnerability Programs, centralized management and control of API endpoints, exploring majors and career paths in security engineering and computer science, accessing open data and hosting, experience at Google and involvement in bug bounty program, hacking on Google and manipulating protobufs, discussion on Brand Indicators for Message Identification (BIMI) and abuse-related methodologies, and bug reports and prioritizing fixes.