Dive into a comprehensive conference talk from PacSec 2019 exploring speculative execution vulnerabilities, presented by Andrea Mabretti and Anil Kurmus from IBM Research. Learn about the new class of speculative execution attacks, starting with the original "Spectre" vulnerabilities and progressing to more recent discoveries. Gain insights into the challenges of exploitation and understand why these vulnerabilities can be so devastating to processor security. Discover why high-resolution timers are considered a weapon in this context. Benefit from the presenters' expertise as they explain complex concepts in approachable language, providing numerous "lightbulb" moments for both beginners and experienced professionals. Enhance your understanding of the scope and impact of speculative conditional execution bugs through this engaging and informative presentation, which is valuable for repeated viewing.