| 2026 | SP | Revisiting PQ Wireguard: A Comprehensive Security Analysis with a New Design Using Reinforced KEMs. | Keitaro Hashimoto, Shuichi Katsumata, Guilhem Niot, Thom Wiggers |
| 2025 | CRYPTO | Unmasking TRaccoon: A Lattice-Based Threshold Signature with An Efficient Identifiable Abort Protocol. | Rafal Del Pino, Shuichi Katsumata, Guilhem Niot, Michael Reichle, Kaoru Takemure |
| 2025 | EuroCrypt | Triple Ratchet: A Bandwidth Efficient Hybrid-Secure Signal Protocol. | Yevgeniy Dodis, Daniel Jost, Shuichi Katsumata, Thomas Prest, Rolfe Schmidt |
| 2024 | CRYPTO | Two-Round Threshold Signature from Algebraic One-More Learning with Errors. | Thomas Espitau, Shuichi Katsumata, Kaoru Takemure |
| 2024 | CRYPTO | Adaptively Secure 5 Round Threshold Signatures from MLWE/MSIS and DL with Rewinding. | Shuichi Katsumata, Michael Reichle, Kaoru Takemure |
| 2024 | CRYPTO | Raccoon: A Masking-Friendly Signature Proven in the Probing Model. | Rafal del Pino, Shuichi Katsumata, Thomas Prest, Mlissa Rossi |
| 2024 | EuroCrypt | Threshold Raccoon: Practical Threshold Signatures from Standard Lattice Assumptions. | Rafal Del Pino, Shuichi Katsumata, Mary Maller, Fabrice Mouhartem, Thomas Prest, Markku-Juhani O. Saarinen |
| 2024 | FC | Anonymous Reputation Systems with Revocation, Revisited. | Ryuya Hayashi, Shuichi Katsumata, Yusuke Sakai |
| 2024 | PKC | Breaking Parallel ROS: Implication for Isogeny and Lattice-Based Blind Signatures. | Shuichi Katsumata, Yi-Fu Lai, Michael Reichle |
| 2024 | TCC | Tighter Adaptive IBEs and VRFs: Revisiting Waters' Artificial Abort. | Goichiro Hanaoka, Shuichi Katsumata, Kei Kimura, Kaoru Takemure, Shota Yamada |
| 2023 | ASIACRYPT | Practical Round-Optimal Blind Signatures in the ROM from Standard Assumptions. | Shuichi Katsumata, Michael Reichle, Yusuke Sakai |
| 2023 | CRYPTO | CSI -Otter: Isogeny-Based (Partially) Blind Signatures from the Class Group Action with a Twist. | Shuichi Katsumata, Yi-Fu Lai, Jason T. LeGrow, Ling Qin |
| 2023 | FC | Signature for Objects: Formalizing How to Authenticate Physical Data and More. | Ryuya Hayashi, Taiki Asano, Junichiro Hayata, Takahiro Matsuda, Shota Yamada, Shuichi Katsumata, Yusuke Sakai, Tadanori Teruya, Jacob C. N. Schuldt, Nuttapong Attrapadung, Goichiro Hanaoka, Kanta Matsuura, Tsutomu Matsumoto |
| 2022 | CCS | How to Hide MetaData in MLS-Like Secure Group Messaging: Simple, Modular, and Post-Quantum. | Keitaro Hashimoto, Shuichi Katsumata, Thomas Prest |
| 2022 | CRYPTO | A New Framework for More Efficient Round-Optimal Lattice-Based (Partially) Blind Signature via Trapdoor Sampling. | Rafal del Pino, Shuichi Katsumata |
| 2022 | EuroCrypt | Group Signatures and More from Isogenies and Lattices: Generic, Simple, and Efficient. | Ward Beullens, Samuel Dobson, Shuichi Katsumata, Yi-Fu Lai, Federico Pintore |
| 2021 | CCS | A Concrete Treatment of Efficient Continuous Group Key Agreement via Multi-Recipient PKEs. | Keitaro Hashimoto, Shuichi Katsumata, Eamonn W. Postlethwaite, Thomas Prest, Bas Westerbaan |
| 2021 | CCS | Revisiting Fuzzy Signatures: Towards a More Risk-Free Cryptographic Authentication System based on Biometrics. | Shuichi Katsumata, Takahiro Matsuda, Wataru Nakamura, Kazuma Ohara, Kenta Takahashi |
| 2021 | CRYPTO | A New Simple Technique to Bootstrap Various Lattice Zero-Knowledge Proofs to QROM Secure NIZKs. | Shuichi Katsumata |
| 2021 | EuroCrypt | Round-Optimal Blind Signatures in the Plain Model from Classical and Quantum Standard Assumptions. | Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2021 | PKC | An Efficient and Generic Construction for Signal's Handshake (X3DH): Post-Quantum, State Leakage Secure, and Deniable. | Keitaro Hashimoto, Shuichi Katsumata, Kris Kwiatkowski, Thomas Prest |
| 2021 | TCC | Statistical ZAPs from Group-Based Assumptions. | Geoffroy Couteau, Shuichi Katsumata, Elahe Sadeghi, Bogdan Ursu |
| 2020 | ASIACRYPT | Calamari and Falafl: Logarithmic (Linkable) Ring Signatures from Isogenies and Lattices. | Ward Beullens, Shuichi Katsumata, Federico Pintore |
| 2020 | ASIACRYPT | Scalable Ciphertext Compression Techniques for Post-quantum KEMs and Their Applications. | Shuichi Katsumata, Kris Kwiatkowski, Federico Pintore, Thomas Prest |
| 2020 | ASIACRYPT | Adaptively Secure Inner Product Encryption from LWE. | Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2020 | CRYPTO | Adaptively Secure Constrained Pseudorandom Functions in the Standard Model. | Alex Davidson, Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2020 | EuroCrypt | Non-interactive Zero-Knowledge in Pairing-Free Groups from Weaker Assumptions. | Geoffroy Couteau, Shuichi Katsumata, Bogdan Ursu |
| 2020 | EuroCrypt | Compact NIZKs from Standard Assumptions on Bilinear Maps. | Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2020 | PKC | Lossy CSI-FiSh: Efficient Signature Scheme with Tight Reduction to Decisional CSIDH-512. | Ali El Kaafarani, Shuichi Katsumata, Federico Pintore |
| 2019 | CRYPTO | Exploring Constructions of Compact NIZKs from Various Assumptions. | Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2019 | ESORICS | Identity-Based Encryption with Security Against the KGC: A Formal Model and Its Instantiation from Lattices. | Keita Emura, Shuichi Katsumata, Yohei Watanabe |
| 2019 | EuroCrypt | Group Signatures Without NIZK: From Lattices in the Standard Model. | Shuichi Katsumata, Shota Yamada |
| 2019 | EuroCrypt | Designated Verifier/Prover and Preprocessing NIZKs from Diffie-Hellman Assumptions. | Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa |
| 2019 | PKC | Lattice-Based Revocable (Hierarchical) IBE with Decryption Key Exposure Resistance. | Shuichi Katsumata, Takahiro Matsuda, Atsushi Takayasu |
| 2019 | PKC | Non-zero Inner Product Encryption Schemes from Various Assumptions: LWE, DDH and DCR. | Shuichi Katsumata, Shota Yamada |
| 2018 | ASIACRYPT | Attribute-Based Signatures for Unbounded Languages from Standard Assumptions. | Yusuke Sakai, Shuichi Katsumata, Nuttapong Attrapadung, Goichiro Hanaoka |
| 2018 | ASIACRYPT | Tighter Security Proofs for GPV-IBE in the Quantum Random Oracle Model. | Shuichi Katsumata, Shota Yamada, Takashi Yamakawa |
| 2018 | FC | Anonymous Reputation Systems Achieving Full Dynamicity from Lattices. | Ali El Kaafarani, Shuichi Katsumata, Ravital Solomon |
| 2018 | PKC | Attribute-Based Signatures for Unbounded Circuits in the ROM and Efficient Instantiations from Lattices. | Ali El Kaafarani, Shuichi Katsumata |
| 2017 | ASIACRYPT | On the Untapped Potential of Encoding Predicates by Arithmetic Circuits and Their Applications. | Shuichi Katsumata |
| 2017 | PST | Model Inversion Attacks for Prediction Systems: Without Knowledge of Non-Sensitive Attributes. | Seira Hidano, Takao Murakami, Shuichi Katsumata, Shinsaku Kiyomoto, Goichiro Hanaoka |
| 2016 | ASIACRYPT | Partitioning via Non-linear Polynomial Functions: More Compact IBEs from Ideal Lattices and Bilinear Maps. | Shuichi Katsumata, Shota Yamada |
| 2015 | AISTATS | Robust Cost Sensitive Support Vector Machine. | Shuichi Katsumata, Akiko Takeda |
| 2014 | ProvSec | Constructing Subspace Membership Encryption through Inner Product Encryption. | Shuichi Katsumata, Noboru Kunihiro |