Scaling Lattice Sieves across Multiple Machines

Date:

January 13, 2025

2025

Type:

Journal

Publication:

Communications in Cryptology

Author(s):

Martin R. Albrecht, Joe Rowell

Abstract

Lattice sieves are algorithms for finding short vectors in lattices. We present an implementation of two such sieves – known as "BGJ1" and "BDGL" in the literature - that scales across multiple servers (with varying success). This class of algorithms requires exponential memory which had put into question their ability to scale across sieving nodes. We discuss our architecture and optimisations and report experimental evidence of the efficiency of our approach.

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