Learn how to hack mainframe systems through this 33-minute conference talk from BSidesMunich that demystifies Z/OS security concepts and vulnerabilities. Explore mainframe architecture, common attack vectors, and security considerations specifically focused on the Z/OS operating system. Discover practical techniques for penetration testing mainframe environments while gaining insights into how modern hackers can approach these traditionally complex enterprise systems. Gain valuable knowledge about mainframe security from a contemporary perspective, making decades-old technology relevant for today's cybersecurity landscape.