Satoshi Obana

53 papers A* 4A 1B 1C 6Misc 7Journal 12Unranked 22
YearRankTypeTitle / Venue / Authors
2025 J jnl
Biometrically-independent fuzzy signatures: signing with biometrics without embedding them.
EURASIP J. Image Video Process.
Saki Otsuki, Haruna Higo, Toshiyuki Isshiki, Kengo Mori, Satoshi Obana, Hiroto Tamiya, Kenji Yasunaga
2025 C conf
Biometrics Enhances Blockchain Wallet Governance.
ICBC
Saki Otsuki, Hiroto Tamiya, Kengo Mori, Toshiyuki Isshiki, Shin'ichiro Matsuo, Satoshi Obana
2025 — conf
Formal Verification of Composite Field Multipliers for Information-Theoretically Secure Radio Communication in Spacecraft Control.
NFM
Sumio Morioka, Satoshi Obana, Maki Yoshida
2025 — conf
Reducing Key Size for Multi-Message Authentication Code with Arbitration.
CANDAR
Hiromu Fujino, Satoshi Obana
2024 — conf
Feasibility Study with Actual Space Rockets Towards Information Theoretically Secure Radio Communication.
SAI (2)
Sumio Morioka, Satoshi Obana, Maki Yoshida
2023 — conf
A Cryptanalysis against the Cheating Detectable Secret Sharing from NISS 2019.
candar
Kiminori Kaneko, Satoshi Obana
2023 — conf
Secure Communication via GNSS-based Key Synchronization.
WIPHAL
Maki Yoshida, Sumio Morioka, Satoshi Obana
2022 — conf
Fully Subliminal-Free Schnorr Signature for Nonce.
CANDAR
Sho Sugauchi, Satoshi Obana
2022 — conf
On Cryptographic Algorithms and Key Length for Delayed Disclosure Authentication of GNSS.
ICL-GNSS
Maki Yoshida, Sumio Morioka, Satoshi Obana
2021 — conf
Cheating Detectable Secret Sharing Scheme from Multiplicative Homomorphic Authentication Function.
CANDAR (Workshops)
Kaichi Sato, Satoshi Obana
2021 C conf
Exposure Resilient Public-key Encryption with Keyword Search against Keyword Guessing Attack.
SECRYPT
Kaito Uemura, Satoshi Obana
2021 — conf
Improved Post-quantum-secure Face Template Protection System Based on Packed Homomorphic Encryption.
BIOSIG
Hiroto Tamiya, Toshiyuki Isshiki, Kengo Mori, Satoshi Obana, Tetsushi Ohki
2020 C conf
Compact Verifiably Multiplicative Secret Sharing.
ISITA
Maki Yoshida, Satoshi Obana
2020 — conf
Efficient Constructions of Non-interactive Secure Multiparty Computation from Pairwise Independent Hashing.
ICETE (2)
Satoshi Obana, Maki Yoshida
2019 — conf
Almost Optimal Cheating-Detectable (2, 2, n) Ramp Secret Sharing Scheme.
CANDAR
Tomoki Agematsu, Satoshi Obana
2019 — conf
Security Requirements for Store-on-Client and Verify-on-Server Secure Biometric Authentication.
ETAA@ESORICS
Haruna Higo, Toshiyuki Isshiki, Masahiro Nara, Satoshi Obana, Toshihiko Okamura, Hiroto Tamiya
2019 J jnl
Verifiably Multiplicative Secret Sharing.
IEEE Trans. Inf. Theory
Maki Yoshida, Satoshi Obana
2018 J jnl
Flaws in a Verifiably Multiplicative Secret Sharing Scheme from ICITS 2017.
IACR Cryptol. ePrint Arch.
Maki Yoshida, Satoshi Obana
2018 — conf
How to Realize Highly Accurate Computation with Fully Homomorphic Encryption.
CANDAR Workshops
Tomoki Agematsu, Satoshi Obana
2018 J jnl
On the (in)efficiency of non-interactive secure multiparty computation.
Des. Codes Cryptogr.
Maki Yoshida, Satoshi Obana
2018 J jnl
Privacy-Preserving Fingerprint Authentication Resistant to Hill-Climbing Attacks.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Haruna Higo, Toshiyuki Isshiki, Kengo Mori, Satoshi Obana
2018 — conf
Updatable Searchable Symmetric Encryption with Fine-Grained Delete Functionality.
CANDAR Workshops
Motoki Miyano, Satoshi Obana
2017 Misc ed.
Advances in Information and Computer Security - 12th International Workshop on Security, IWSEC 2017, Hiroshima, Japan, August 30 - September 1, 2017, Proceedings
IWSEC
Satoshi Obana, Koji Chida
2017 — conf
Verifiably Multiplicative Secret Sharing.
ICITS
Maki Yoshida, Satoshi Obana
2016 — conf
A Password-Protected Secret Sharing Based on Kurosawa-Desmedt Hybrid Encryption.
CANDAR
Takahiro Arai, Satoshi Obana
2016 B conf
An Efficient Construction of Non-Interactive Secure Multiparty Computation.
CANS
Satoshi Obana, Maki Yoshida
2016 — conf
Cheating Detectable Secret Sharing Scheme Suitable for Implementation.
CANDAR
Hidetaka Hoshino, Satoshi Obana
2016 — conf
Efficient Threshold Secret Sharing Schemes Secure Against Rushing Cheaters.
ICITS
Avishek Adhikari, Kirill Morozov, Satoshi Obana, Partha Sarathi Roy, Kouichi Sakurai, Rui Xu
2016 C conf
Searchable symmetric encryption supporting update.
ISITA
Shunta Nozoe, Satoshi Obana
2015 Misc conf
Almost Optimum Secret Sharing Schemes with Cheating Detection for Random Bit Strings.
IWSEC
Hidetaka Hoshino, Satoshi Obana
2015 J jnl
Efficient Threshold Secret Sharing Schemes Secure against Rushing Cheaters.
IACR Cryptol. ePrint Arch.
Avishek Adhikari, Kirill Morozov, Satoshi Obana, Partha Sarathi Roy, Kouichi Sakurai, Rui Xu
2015 Misc conf
On the (In)Efficiency of Non-Interactive Secure Multiparty Computation.
ICISC
Maki Yoshida, Satoshi Obana
2015 Misc conf
Privacy-Preserving Fingerprint Authentication Resistant to Hill-Climbing Attacks.
SAC
Haruna Higo, Toshiyuki Isshiki, Kengo Mori, Satoshi Obana
2014 Misc conf
Cheating Detectable Secret Sharing Schemes Supporting an Arbitrary Finite Field.
IWSEC
Satoshi Obana, Kazuya Tsuchida
2014 C conf
Protocols for evaluating conditional sum on encrypted data.
ISITA
Hiroki Hayashi, Satoshi Obana
2013 J jnl
Detection of Cheaters in Non-interactive Polynomial Evaluation.
IACR Cryptol. ePrint Arch.
Maki Yoshida, Satoshi Obana
2013 — conf
New Security Definitions for Biometric Authentication with Template Protection: Toward covering more threats against authentication systems.
BIOSIG
Toshiyuki Isshiki, Toshinori Araki, Kengo Mori, Satoshi Obana, Tetsushi Ohki, Shizuo Sakamoto
2011 A* conf
Almost Optimum
EUROCRYPT
Satoshi Obana
2011 — conf
Flexible architecture optimization and ASIC implementation of group signature algorithm using a customized HLS methodology.
HOST
Sumio Morioka, Toshiyuki Isshiki, Satoshi Obana, Yuichi Nakamura, Kazue Sako
2009 — conf
IC card-based single sign-on system that remains secure under card analysis.
Digital Identity Management
Jun Furukawa, Kazue Sako, Satoshi Obana
2007 Misc conf
Flaws in Some Secret Sharing Schemes Against Cheating.
ACISP
Toshinori Araki, Satoshi Obana
2006 A conf
Almost Optimum Secret Sharing Schemes Secure Against Cheating for Arbitrary Secret Distribution.
ASIACRYPT
Satoshi Obana, Toshinori Araki
2004 A* conf
The Hierarchy of Key Evolving Signatures and a Characterization of Proxy Signatures.
EUROCRYPT
Tal Malkin, Satoshi Obana, Moti Yung
2004 J jnl
The Hierarchy of Key Evolving Signatures and a Characterization of Proxy Signatures.
IACR Cryptol. ePrint Arch.
Tal Malkin, Satoshi Obana, Moti Yung
2002 — conf
An Implementation of a Universally Verifiable Electronic Voting Scheme based on Shuffling.
Financial Cryptography
Jun Furukawa, Hiroshi Miyauchi, Kengo Mori, Satoshi Obana, Kazue Sako
2001 J jnl
Bounds and Combinatorial Structure of Multi-Receiver-Codes.
Des. Codes Cryptogr.
Satoshi Obana, Kaoru Kurosawa
2001 J jnl
Combinatorial Bounds on Authentication Codes with Arbitration.
Des. Codes Cryptogr.
Kaoru Kurosawa, Satoshi Obana
2000 J jnl
Combinatorial Classification of Optimal Authentication Codes with Arbitration.
Des. Codes Cryptogr.
Satoshi Obana, Kaoru Kurosawa
1997 C conf
A
ICICS
Satoshi Obana, Kaoru Kurosawa
1997 Misc conf
Characterisation of (k, n) Multi-receiver Authentication.
ACISP
Kaoru Kurosawa, Satoshi Obana
1996 J jnl
Veto is Impossible in Secret Sharing Schemes.
Inf. Process. Lett.
Satoshi Obana, Kaoru Kurosawa
1995 A* conf
Combinatorial Bounds for Authentication Codes with Arbitration.
EUROCRYPT
Kaoru Kurosawa, Satoshi Obana
1995 A* conf
t-Cheater Identifiable (k, n) Threshold Secret Sharing Schemes.
CRYPTO
Kaoru Kurosawa, Satoshi Obana, Wakaha Ogata