t-Cheater Identifiable (k, n) Threshold Secret Sharing Schemes. - Kaoru Kurosawa; Satoshi Obana; Wakaha Ogata (CRYPTO, 1995)

Veto is Impossible in Secret Sharing Schemes. - Satoshi Obana; Kaoru Kurosawa (Inf. Process. Lett., 1996)

Characterisation of (k, n) Multi-receiver Authentication. - Kaoru Kurosawa; Satoshi Obana (ACISP, 1997)

A2-code = Affine resolvable = BIBD. - Satoshi Obana; Kaoru Kurosawa (ICICS, 1997)

Combinatorial Classification of Optimal Authentication Codes with Arbitration. - Satoshi Obana; Kaoru Kurosawa (Des. Codes Cryptogr., 2000)

Combinatorial Bounds on Authentication Codes with Arbitration. - Kaoru Kurosawa; Satoshi Obana (Des. Codes Cryptogr., 2001)

Bounds and Combinatorial Structure of Multi-Receiver-Codes. - Satoshi Obana; Kaoru Kurosawa (Des. Codes Cryptogr., 2001)

An Implementation of a Universally Verifiable Electronic Voting Scheme based on Shuffling. - Jun Furukawa 001; Hiroshi Miyauchi; Kengo Mori; Satoshi Obana; Kazue Sako (Financial Cryptography, 2002)

The Hierarchy of Key Evolving Signatures and a Characterization of Proxy Signatures. - Tal Malkin; Satoshi Obana; Moti Yung (IACR Cryptol. ePrint Arch., 2004)

Almost Optimum Secret Sharing Schemes Secure Against Cheating for Arbitrary Secret Distribution. - Satoshi Obana; Toshinori Araki (ASIACRYPT, 2006)

Flaws in Some Secret Sharing Schemes Against Cheating. - Toshinori Araki; Satoshi Obana (ACISP, 2007)

IC card-based single sign-on system that remains secure under card analysis. - Jun Furukawa 001; Kazue Sako; Satoshi Obana (Digital Identity Management, 2009)

Almost Optimum t-Cheater Identifiable Secret Sharing Schemes. - Satoshi Obana (EUROCRYPT, 2011)

Flexible architecture optimization and ASIC implementation of group signature algorithm using a customized HLS methodology. - Sumio Morioka; Toshiyuki Isshiki; Satoshi Obana; Yuichi Nakamura 002; Kazue Sako (HOST, 2011)

New Security Definitions for Biometric Authentication with Template Protection: Toward covering more threats against authentication systems. - Toshiyuki Isshiki; Toshinori Araki; Kengo Mori; Satoshi Obana; Tetsushi Ohki; Shizuo Sakamoto (BIOSIG, 2013)

Detection of Cheaters in Non-interactive Polynomial Evaluation. - Maki Yoshida; Satoshi Obana (IACR Cryptol. ePrint Arch., 2013)

Protocols for evaluating conditional sum on encrypted data. - Hiroki Hayashi; Satoshi Obana (ISITA, 2014)

Cheating Detectable Secret Sharing Schemes Supporting an Arbitrary Finite Field. - Satoshi Obana; Kazuya Tsuchida (IWSEC, 2014)

Almost Optimum Secret Sharing Schemes with Cheating Detection for Random Bit Strings. - Hidetaka Hoshino; Satoshi Obana (IWSEC, 2015)

Efficient Threshold Secret Sharing Schemes Secure against Rushing Cheaters. - Avishek Adhikari; Kirill Morozov; Satoshi Obana; Partha Sarathi Roy 001; Kouichi Sakurai; Rui Xu 006 (IACR Cryptol. ePrint Arch., 2015)

An Efficient Construction of Non-Interactive Secure Multiparty Computation. - Satoshi Obana; Maki Yoshida (CANS, 2016)

A Password-Protected Secret Sharing Based on Kurosawa-Desmedt Hybrid Encryption. - Takahiro Arai; Satoshi Obana (CANDAR, 2016)

Cheating Detectable Secret Sharing Scheme Suitable for Implementation. - Hidetaka Hoshino; Satoshi Obana (CANDAR, 2016)

Searchable symmetric encryption supporting update. - Shunta Nozoe; Satoshi Obana (ISITA, 2016)

How to Realize Highly Accurate Computation with Fully Homomorphic Encryption. - Tomoki Agematsu; Satoshi Obana (CANDAR Workshops, 2018)

Updatable Searchable Symmetric Encryption with Fine-Grained Delete Functionality. - Motoki Miyano; Satoshi Obana (CANDAR Workshops, 2018)

On the (in)efficiency of non-interactive secure multiparty computation. - Maki Yoshida; Satoshi Obana (Des. Codes Cryptogr., 2018)

Flaws in a Verifiably Multiplicative Secret Sharing Scheme from ICITS 2017. - Maki Yoshida; Satoshi Obana (IACR Cryptol. ePrint Arch., 2018)

Privacy-Preserving Fingerprint Authentication Resistant to Hill-Climbing Attacks. - Haruna Higo; Toshiyuki Isshiki; Kengo Mori; Satoshi Obana (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

Security Requirements for Store-on-Client and Verify-on-Server Secure Biometric Authentication. - Haruna Higo; Toshiyuki Isshiki; Masahiro Nara; Satoshi Obana; Toshihiko Okamura; Hiroto Tamiya (ETAA@ESORICS, 2019)

Almost Optimal Cheating-Detectable (2, 2, n) Ramp Secret Sharing Scheme. - Tomoki Agematsu; Satoshi Obana (CANDAR, 2019)

Verifiably Multiplicative Secret Sharing. - Maki Yoshida; Satoshi Obana (IEEE Trans. Inf. Theory, 2019)

Efficient Constructions of Non-interactive Secure Multiparty Computation from Pairwise Independent Hashing. - Satoshi Obana; Maki Yoshida (ICETE (2), 2020)

Compact Verifiably Multiplicative Secret Sharing. - Maki Yoshida; Satoshi Obana (ISITA, 2020)

Improved Post-quantum-secure Face Template Protection System Based on Packed Homomorphic Encryption. - Hiroto Tamiya; Toshiyuki Isshiki; Kengo Mori; Satoshi Obana; Tetsushi Ohki (BIOSIG, 2021)

Cheating Detectable Secret Sharing Scheme from Multiplicative Homomorphic Authentication Function. - Kaichi Sato; Satoshi Obana (CANDAR (Workshops), 2021)

Exposure Resilient Public-key Encryption with Keyword Search against Keyword Guessing Attack. - Kaito Uemura; Satoshi Obana (SECRYPT, 2021)

Fully Subliminal-Free Schnorr Signature for Nonce. - Sho Sugauchi; Satoshi Obana (CANDAR, 2022)

On Cryptographic Algorithms and Key Length for Delayed Disclosure Authentication of GNSS. - Maki Yoshida; Sumio Morioka; Satoshi Obana (ICL-GNSS, 2022)

A Cryptanalysis against the Cheating Detectable Secret Sharing from NISS 2019. - Kiminori Kaneko; Satoshi Obana (candar, 2023)

Secure Communication via GNSS-based Key Synchronization. - Maki Yoshida; Sumio Morioka; Satoshi Obana (WIPHAL, 2023)

Feasibility Study with Actual Space Rockets Towards Information Theoretically Secure Radio Communication. - Sumio Morioka; Satoshi Obana; Maki Yoshida (SAI (2), 2024)

Biometrics Enhances Blockchain Wallet Governance. - Saki Otsuki; Hiroto Tamiya; Kengo Mori; Toshiyuki Isshiki; Shin'Ichiro Matsuo; Satoshi Obana (ICBC, 2025)

Formal Verification of Composite Field Multipliers for Information-Theoretically Secure Radio Communication in Spacecraft Control. - Sumio Morioka; Satoshi Obana; Maki Yoshida (NFM, 2025)

Biometrically-independent fuzzy signatures: signing with biometrics without embedding them. - Saki Otsuki; Haruna Higo; Toshiyuki Isshiki; Kengo Mori; Satoshi Obana; Hiroto Tamiya; Kenji Yasunaga (EURASIP J. Image Video Process., 2025)