Explore the discovery of an accidental Windows Remote Code Execution vulnerability in this 29-minute conference talk that chronicles the journey from NTLM reflection attacks to uncovering a new RCE exploit. Learn about the evolution of Windows authentication vulnerabilities as security researchers Guillaume André and Wil detail their investigative process, technical findings, and the implications of moving beyond traditional NTLM reflection techniques. Gain insights into modern Windows security research methodologies, vulnerability discovery processes, and the broader landscape of authentication-based attack vectors in Windows environments.