> Processors are running in the nano/pico range but the led/camera likely can't reach that resolution. You don't need a lot of precision to get enough hints of

> Processors are running in the nano/pico range but the led/camera likely can't reach that resolution. You don't need a lot of precision to get enough hints of a key to be able to brute-force the rest. > Oh, and as mentioned, nobody who knows anything about crypto already knows and protects against timing/power attacks. Sounds like this could never be a problem then! But it is.