Fig. 2From: Keep the PokerFace on! Thwarting cache side channel attacks by memory bus monitoring and cache obfuscationCache accesses made by Face during two different executions. The figure shows the cache hits made during cache obfuscation represented in the form of a heat map. They depict approximately 10,800 addresses in a 10MB last-level cache in a 180 x 60 grid. This is just to show that the hits are sufficiently random to make the obfuscation process effectiveBack to article page