Eurocrypt 2013, Rump Session

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Presentation transcript:

Eurocrypt 2013, Rump Session May 28, 2013. Parallel Gauss Sieve Algorithm Solving the SVP in the Ideal Lattice of 128 dimensions Tsukasa Ishiguro (KDDI R&D Laboratories) Shinsaku Kiyomoto (KDDI R&D Laboratories) Yutaka Miyake (KDDI R&D Laboratories) Tsuyoshi Takagi (Kyushu University) Parallel Gauss Sieve Algorithm 1/6

Shortest vector problem (SVP) Shortest vectors Parallel Gauss Sieve Algorithm 2/6

Algorithms for solving the SVP We propose the Parallel Gauss sieve algorithm. (more than 1,000 threads) Parallel Gauss Sieve Algorithm 3/6

Sieving in the Ideal lattice Parallel Gauss Sieve Algorithm 4/6

We Solved the SVP in the Ideal Lattice of 128 dimensions Darmstadt Ideal Lattice Challenge http://www.latticechallenge.org/ideallattice-challenge/ Parallel Gauss Sieve Algorithm 5/6

Solution of the Ideal Lattice Challenge 128 vectors Parallel Gauss Sieve Algorithm 6/6