Oct. 23, 2022, 1:18 p.m. |

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ePrint Report: Breaking and Protecting the Crystal: Side-Channel Analysis of Dilithium in Hardware

Hauke Steffen, Georg Land, Lucie Kogelheide, Tim Güneysu


The lattice-based CRYSTALS-Dilithium signature schemes has been selected for standardization by the NIST. As part of the selection process, a large number of implementations for platforms like x86, ARM Cortex-M4, or - on the hardware side - Xilinx Artix-7 have been presented and discussed by experts. Moreover, the software implementations have been subject to side-channel analysis with several attacks …

analysis channel crystal eprint report hardware side-channel

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