Joseph Gabay is a security researcher, hardware hacker, and robotics engineer with a passion for reverse engineering and tackling unique challenges. At DEF CON 29, they presented DoS: Denial of Shopping, where they analyzed and exploited shopping cart immobilization systems, and expanded further upon that work at DEF CON 31. Their work and research focuses on integrating knowledge from a diverse set of domains to deeply understand systems and uncover unique insights about their design and potential vulnerabilities.