Satoshi Obana

According to our database, Satoshi Obana authored at least 41 papers between 1995 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

Secure Communication via GNSS-based Key Synchronization.

Maki Yoshida, Sumio Morioka, Satoshi Obana

Proceedings of Work-in-Progress in Hardware and Software for Location Computation (WIPHAL 2023), 2023

A Cryptanalysis against the Cheating Detectable Secret Sharing from NISS 2019.

Kiminori Kaneko, Satoshi Obana

Proceedings of the Eleventh International Symposium on Computing and Networking, CANDAR 2023, Matsue, Japan, November 28, 2023

2022

On Cryptographic Algorithms and Key Length for Delayed Disclosure Authentication of GNSS.

Maki Yoshida, Sumio Morioka, Satoshi Obana

Proceedings of the 2022 International Conference on Localization and GNSS, 2022

Fully Subliminal-Free Schnorr Signature for Nonce.

Sho Sugauchi, Satoshi Obana

Proceedings of the Tenth International Symposium on Computing and Networking, 2022

2021

Exposure Resilient Public-key Encryption with Keyword Search against Keyword Guessing Attack.

Kaito Uemura, Satoshi Obana

Proceedings of the 18th International Conference on Security and Cryptography, 2021

Cheating Detectable Secret Sharing Scheme from Multiplicative Homomorphic Authentication Function.

Kaichi Sato, Satoshi Obana

Proceedings of the Ninth International Symposium on Computing and Networking, 2021

Improved Post-quantum-secure Face Template Protection System Based on Packed Homomorphic Encryption.

Hiroto Tamiya, Toshiyuki Isshiki, Kengo Mori, Satoshi Obana, Tetsushi Ohki

Proceedings of the 20th International Conference of the Biometrics Special Interest Group, 2021

2020

Compact Verifiably Multiplicative Secret Sharing.

Maki Yoshida, Satoshi Obana

Proceedings of the International Symposium on Information Theory and Its Applications, 2020

Efficient Constructions of Non-interactive Secure Multiparty Computation from Pairwise Independent Hashing.

Satoshi Obana, Maki Yoshida

Proceedings of the 17th International Joint Conference on e-Business and Telecommunications, 2020

2019

Verifiably Multiplicative Secret Sharing.

Maki Yoshida, Satoshi Obana

IEEE Trans. Inf. Theory, 2019

Almost Optimal Cheating-Detectable (2, 2, n) Ramp Secret Sharing Scheme.

Tomoki Agematsu, Satoshi Obana

Proceedings of the 2019 Seventh International Symposium on Computing and Networking, 2019

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

Proceedings of the Emerging Technologies for Authorization and Authentication, 2019

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

Flaws in a Verifiably Multiplicative Secret Sharing Scheme from ICITS 2017.

Maki Yoshida, Satoshi Obana

IACR Cryptol. ePrint Arch., 2018

On the (in)efficiency of non-interactive secure multiparty computation.

Maki Yoshida, Satoshi Obana

Des. Codes Cryptogr., 2018

Updatable Searchable Symmetric Encryption with Fine-Grained Delete Functionality.

Motoki Miyano, Satoshi Obana

Proceedings of the Sixth International Symposium on Computing and Networking, 2018

How to Realize Highly Accurate Computation with Fully Homomorphic Encryption.

Tomoki Agematsu, Satoshi Obana

Proceedings of the Sixth International Symposium on Computing and Networking, 2018

2016

Searchable symmetric encryption supporting update.

Shunta Nozoe, Satoshi Obana

Proceedings of the 2016 International Symposium on Information Theory and Its Applications, 2016

Cheating Detectable Secret Sharing Scheme Suitable for Implementation.

Hidetaka Hoshino, Satoshi Obana

Proceedings of the Fourth International Symposium on Computing and Networking, 2016

A Password-Protected Secret Sharing Based on Kurosawa-Desmedt Hybrid Encryption.

Takahiro Arai, Satoshi Obana

Proceedings of the Fourth International Symposium on Computing and Networking, 2016

An Efficient Construction of Non-Interactive Secure Multiparty Computation.

Satoshi Obana, Maki Yoshida

Proceedings of the Cryptology and Network Security - 15th International Conference, 2016

2015

Efficient Threshold Secret Sharing Schemes Secure against Rushing Cheaters.

Avishek Adhikari, Kirill Morozov, Satoshi Obana, Partha Sarathi Roy, Kouichi Sakurai, Rui Xu

IACR Cryptol. ePrint Arch., 2015

Almost Optimum Secret Sharing Schemes with Cheating Detection for Random Bit Strings.

Hidetaka Hoshino, Satoshi Obana

Proceedings of the Advances in Information and Computer Security, 2015

2014

Cheating Detectable Secret Sharing Schemes Supporting an Arbitrary Finite Field.

Satoshi Obana, Kazuya Tsuchida

Proceedings of the Advances in Information and Computer Security, 2014

Protocols for evaluating conditional sum on encrypted data.

Hiroki Hayashi, Satoshi Obana

Proceedings of the International Symposium on Information Theory and its Applications, 2014

2013

Detection of Cheaters in Non-interactive Polynomial Evaluation.

Maki Yoshida, Satoshi Obana

IACR Cryptol. ePrint Arch., 2013

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

Proceedings of the 2013 BIOSIG, 2013

2011

Flexible architecture optimization and ASIC implementation of group signature algorithm using a customized HLS methodology.

Sumio Morioka, Toshiyuki Isshiki, Satoshi Obana, Yuichi Nakamura, Kazue Sako

Proceedings of the HOST 2011, 2011

Almost Optimum <i>t</i>-Cheater Identifiable Secret Sharing Schemes.

Satoshi Obana

Proceedings of the Advances in Cryptology - EUROCRYPT 2011, 2011

2009

IC card-based single sign-on system that remains secure under card analysis.

Jun Furukawa, Kazue Sako, Satoshi Obana

Proceedings of the 5th Workshop on Digital Identity Management, 2009

2007

Flaws in Some Secret Sharing Schemes Against Cheating.

Toshinori Araki, Satoshi Obana

Proceedings of the Information Security and Privacy, 12th Australasian Conference, 2007

2006

Almost Optimum Secret Sharing Schemes Secure Against Cheating for Arbitrary Secret Distribution.

Satoshi Obana, Toshinori Araki

Proceedings of the Advances in Cryptology, 2006

2004

The Hierarchy of Key Evolving Signatures and a Characterization of Proxy Signatures.

Tal Malkin, Satoshi Obana, Moti Yung

IACR Cryptol. ePrint Arch., 2004

2002

An Implementation of a Universally Verifiable Electronic Voting Scheme based on Shuffling.

Jun Furukawa, Hiroshi Miyauchi, Kengo Mori, Satoshi Obana, Kazue Sako

Proceedings of the Financial Cryptography, 6th International Conference, 2002

2001

Bounds and Combinatorial Structure of Multi-Receiver-Codes.

Satoshi Obana, Kaoru Kurosawa

Des. Codes Cryptogr., 2001

Combinatorial Bounds on Authentication Codes with Arbitration.

Kaoru Kurosawa, Satoshi Obana

Des. Codes Cryptogr., 2001

2000

Combinatorial Classification of Optimal Authentication Codes with Arbitration.

Satoshi Obana, Kaoru Kurosawa

Des. Codes Cryptogr., 2000

1997

A²-code = Affine resolvable = BIBD.

Satoshi Obana, Kaoru Kurosawa

Proceedings of the Information and Communication Security, First International Conference, 1997

Characterisation of (k, n) Multi-receiver Authentication.

Kaoru Kurosawa, Satoshi Obana

Proceedings of the Information Security and Privacy, Second Australasian Conference, 1997

1996

Veto is Impossible in Secret Sharing Schemes.

Satoshi Obana, Kaoru Kurosawa

Inf. Process. Lett., 1996

1995

t-Cheater Identifiable (k, n) Threshold Secret Sharing Schemes.

Kaoru Kurosawa, Satoshi Obana, Wakaha Ogata

Proceedings of the Advances in Cryptology, 1995