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rhme-2016 write-up Escalate

Escalate (Side Channel Analysis - 500 pts)

For this challenge, the exact same process has been applied. The jitter has been put between each sbox computation. It seems that a random number generation is executed at the beginning. But it doesn't matter, Simple Power Analysis reveals that the AddRoundKey is clean and unchanged. The hard work has been done on the synchronization were a wide window has been set to look after points to be synchronized.

Chipwhisperer CWAnalyzer data compressed: Escalate_CWAnalyzer_500traces_data.7z

Note: Those traces have been captured using HydraRHME2 Hardware + ChipWisperer-Lite Hardware