Research

Publications and technical research

FHE16, SSFHE, and MPC research output supports the performance and security model behind waLLLnut’s PET engine.

Publications

FHE16 technical assets validated through public research

Publications validate core technical work across low-latency FHE arithmetic, bootstrapping, overflow-detectable floating-point FHE, and MPC security models.

2026ePrint 2026/269

Exact Error Analysis for Blind Rotation in Fully Homomorphic Encryption

Sin Kim, Seunghwan Lee, Dohyuk Kim, Dong-Joon Shin

Open paper

2025ePrint 2025/2150

Low-Latency Fully Homomorphic Arithmetic Using Parallel Prefix Group Circuit

Dohyuk Kim, Sin Kim, Seunghwan Lee, Dong-Joon Shin

Open paper

2025CRYPTO 2025

Actively Secure MPC in the Dishonest Majority Setting

Seunghwan Lee, Jaesang Noh, Taejeong Kim, Dohyuk Kim, Dong-Joon Shin

Open paper

2024FHE16

Fast, Compact and Hardware-Friendly Bootstrapping in less than 3ms

Seunghwan Lee, Dohyuk Kim, Dong-Joon Shin

Open paper

2024IEEE AccessDOI 10.1109/ACCESS.2024.3351738

Overflow-Detectable Floating-Point Fully Homomorphic Encryption

Seunghwan Lee, Dong-Joon Shin

Open paper