Explore three dangerous cache side channel attacks - Flush + Reload, Evict + Reload, and Prime + Probe - in this 56-minute Black Hat conference presentation. Delve into their characteristics, applicability, and potential impact on everyday software. Examine real-world examples of privacy violations through these attacks. Learn about attack comparisons, AES key recovery across VMS, browser JavaScript vulnerabilities, and smartphone application risks. Discover countermeasures such as designing cache leakage-free code, page coloring, and cache allocation technology. Gain key insights into attack feasibility trends, cache architecture, and the importance of securing trust execution environments.