OPTIMSM: FPGA hardware accelerator for Zero-Knowledge MSM

Abstract: The Multi-Scalar Multiplication (MSM) is the main barrier to accelerating Zero-Knowledge applications. In recent years, hardware acceleration of this algorithm on both FPGA and GPU has become a popular research topic and the subject of a multi-million dollar prize competition (ZPrize). This work presents OPTIMSM: Optimized Processing Through Iterative Multi-Scalar Multiplication. This novel accelerator focuses on the acceleration of the MSM algorithm for any Elliptic Curve (EC) by improving upon the Pippenger algorithm. A new iteration technique is introduced to decouple the required buckets from the window size, resulting in fewer EC computations for the same on-chip memory resources. Furthermore, we combine known optimizations from the literature for the first time to achieve additional latency improvements. Our enhanced MSM implementation significantly reduces computation time, achieving a speedup of up to x12.77 compared to recent FPGA implementations. Specifically, for the BLS.... https://tches.iacr.org/index.php/TCHES/article/view/12055

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
OPTIMSM: FPGA hardware accelerator for Zero-Knowledge MSM ; volume:2025 ; number:2 ; year:2025
IACR transactions on cryptographic hardware and embedded systems ; 2025, Heft 2 (2025)

Creator
Pottier, Xander
de Ruijter, Thomas
Bertels, Jonas
Legiest, Wouter
Van Beirendonck, Michiel
Verbauwhede, Ingrid

DOI
10.46586/tches.v2025.i2.489-510
URN
urn:nbn:de:101:1-2503121759092.646935516793
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:37 AM CEST

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Associated

  • Pottier, Xander
  • de Ruijter, Thomas
  • Bertels, Jonas
  • Legiest, Wouter
  • Van Beirendonck, Michiel
  • Verbauwhede, Ingrid

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