Explore the critical yet often overlooked world of mainframe security in this 49-minute Black Hat conference talk. Delve into the misconceptions surrounding mainframe vulnerability, learn why Fortune 500 companies heavily rely on these systems, and discover why they often neglect security research. Gain insights into reverse engineering techniques and exploit development specifically tailored for mainframe [z/OS] environments. Presented by Chad Rikansrud, this talk challenges the notion that mainframes are impenetrable and demonstrates how they can be vulnerable to hacking, despite their unique architecture.