Project Name: abr-sim
Keywords: ML-DSA, Pre-Silicon, Verilator, VCD, Adam’s Bridge
Brief Description: Pre-silicon trace generator for the Adam’s Bridge PQC (Dilithium) hardware accelerator from Caliptra 2.0 / Chips Alliance. Generates “toggle traces” (and logic signal dumps) for the ~40000-cycle ML-DSA-87 signing operation in under 1 minute. Includes basic scripts for TVLA.
Link to Repository: GitHub - ml-dsa/abr-sim: Adam's Bridge (ML-DSA hardware accelerator) verilator wrapper -- create "toggle" traces from VCD dumps
Additional Information:
Discussed in the talk “Why Adams Bridge Leaks” (M.-J. O. Saarinen) at hardwear.io USA 2025 on May 30, 2025. Slides: https://mjos.fi/doc/20250530-hardwear-abr.pdf