3 ms·
They need code execution to observe that cache timing, though, and they need to prime the branch predictor and cache.
by kllrnohj 9y ago
They need code execution to observe that cache timing, though, and they need to prime the branch predictor and cache.
- paulhodge 9y agoI think the branch predictor can be primed with well-crafted data? (start off with a long series of 0s for X) For the other aspects like getting the cache timing, that does seem harder. I don't really know if it's feasible in practice.