Takahiro Matsuda

135 papers A* 3B 11C 8Misc 13Journal 65Unranked 35
YearRankTypeTitle / Venue / Authors
2026 J jnl
On the Implications from Updatable Encryption to Public-Key Cryptographic Primitives.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yuichi Tanishita, Ryuya Hayashi, Ryu Ishii, Takahiro Matsuda, Kanta Matsuura
2026 J jnl
Updatable Encryption Secure against Randomness Compromise.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yuichi Tanishita, Ryuya Hayashi, Ryu Ishii, Takahiro Matsuda, Kanta Matsuura
2025 — conf
Abuse-Resistant Evaluation of AI-as-a-Service via Function-Hiding Homomorphic Signatures.
ESORICS (1)
Nuttapong Attrapadung, Goichiro Hanaoaka, Ryo Hiromasa, Yoshihiro Koseki, Takahiro Matsuda, Yutaro Nishida, Yusuke Sakai, Jacob C. N. Schuldt, Satoshi Yasuda
2025 J jnl
Adaptive TDF from PKE with Randomness Recoverability and Pseudorandom Ciphertext Property.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda
2025 J jnl
Adaptive TDF from any TDF via Pseudorandom-Ciphertext PKE.
IACR Commun. Cryptol.
Fuyuki Kitagawa, Takahiro Matsuda
2025 — conf
Chosen Ciphertext Security via BARGs.
PKC (4)
Takahiro Matsuda
2025 J jnl
Fast and Private 1-to-$N$ Face Identification Protocols.
IEEE Open J. Comput. Soc.
Nuttapong Attrapadung, Reo Eriguchi, Goichiro Hanaoka, Takahiro Matsuda, Naohisa Nishida, Tatsumi Oba, Jacob C. N. Schuldt, Koki Tejima, Tadanori Teruya, Yuji Unagami, Naoto Yanai
2024 J jnl
Constraints and Evaluations on Signature Transmission Interval for Aggregate Signatures with Interactive Tracing Functionality.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryu Ishii, Kyosuke Yamashita, Zihao Song, Yusuke Sakai, Tadanori Teruya, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Tsutomu Matsumoto
2024 — conf
On the Implications from Updatable Encryption to Public-Key Cryptographic Primitives.
ACISP (1)
Yuichi Tanishita, Ryuya Hayashi, Ryu Ishii, Takahiro Matsuda, Kanta Matsuura
2024 — conf
Privacy-Preserving Verifiable CNNs.
ACNS (2)
Nuttapong Attrapadung, Goichiro Hanaoka, Ryo Hiromasa, Yoshihiro Koseki, Takahiro Matsuda, Yutaro Nishida, Yusuke Sakai, Jacob C. N. Schuldt, Satoshi Yasuda
2024 — conf
Updatable Encryption Secure Against Randomness Compromise.
CANS (2)
Yuichi Tanishita, Ryuya Hayashi, Ryu Ishii, Takahiro Matsuda, Kanta Matsuura
2023 J jnl
Chosen Ciphertext Security via BARGs.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda
2023 J jnl
Fault-Tolerant Aggregate Signature Schemes against Bandwidth Consumption Attack.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kyosuke Yamashita, Ryu Ishii, Yusuke Sakai, Tadanori Teruya, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Tsutomu Matsumoto
2023 J jnl
Maliciously circuit-private multi-key FHE and MPC based on LWE.
Des. Codes Cryptogr.
Nuttapong Attrapadung, Goichiro Hanaoka, Ryo Hiromasa, Takahiro Matsuda, Jacob C. N. Schuldt
2023 J jnl
NIZK from SNARGs.
J. Cryptol.
Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa
2023 — conf
Signature for Objects: Formalizing How to Authenticate Physical Data and More.
FC (1)
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
2023 B conf
Two-Dimensional Dynamic Fusion for Continuous Authentication.
IJCB
Nuttapong Attrapadung, Goichiro Hanaoka, Haochen M. Kotoi-Xie, Takahiro Matsuda, Takumi Moriyama, Takao Murakami, Hidenori Nakamura, Jacob C. N. Schuldt, Masaaki Tokuyama, Jing Zhang
2023 J jnl
Two-Dimensional Dynamic Fusion for Continuous Authentication.
CoRR
Nuttapong Attrapadung, Goichiro Hanaoka, Haochen M. Kotoi-Xie, Takahiro Matsuda, Takumi Moriyama, Takao Murakami, Hidenori Nakamura, Jacob C. N. Schuldt, Masaaki Tokuyama, Jing Zhang
2022 J jnl
Adam in Private: Secure and Fast Training of Deep Neural Networks with Adaptive Moment Estimation.
Proc. Priv. Enhancing Technol.
Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Takahiro Matsuda, Ibuki Mishina, Hiraku Morita, Jacob C. N. Schuldt
2022 J jnl
Aggregate Signature Schemes with Traceability of Devices Dynamically Generating Invalid Signatures.
IEICE Trans. Inf. Syst.
Ryu Ishii, Kyosuke Yamashita, Yusuke Sakai, Tadanori Teruya, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Tsutomu Matsumoto
2022 J jnl
CCA Security and Trapdoor Functions via Key-Dependent-Message Security.
J. Cryptol.
Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka
2022 J jnl
Generic transformation from broadcast encryption to round-optimal deniable ring authentication.
Des. Codes Cryptogr.
Keisuke Hara, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2022 J jnl
Receiver Selective Opening Chosen Ciphertext Secure Identity-Based Encryption.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keisuke Hara, Takahiro Matsuda, Keisuke Tanaka
2021 J jnl
Adam in Private: Secure and Fast Training of Deep Neural Networks with Adaptive Moment Estimation.
CoRR
Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Takahiro Matsuda, Ibuki Mishina, Hiraku Morita, Jacob C. N. Schuldt
2021 J jnl
Adam in Private: Secure and Fast Training of Deep Neural Networks with Adaptive Moment Estimation.
IACR Cryptol. ePrint Arch.
Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ryo Kikuchi, Takahiro Matsuda, Ibuki Mishina, Hiraku Morita, Jacob C. N. Schuldt
2021 — conf
Aggregate Signature with Traceability of Devices Dynamically Generating Invalid Signatures.
ACNS Workshops
Ryu Ishii, Kyosuke Yamashita, Yusuke Sakai, Takahiro Matsuda, Tadanori Teruya, Goichiro Hanaoka, Kanta Matsuura, Tsutomu Matsumoto
2021 — conf
Impossibility on Tamper-Resilient Cryptography with Uniqueness Properties.
Public Key Cryptography (1)
Yuyu Wang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2021 A* conf
Oblivious Linear Group Actions and Applications.
CCS
Nuttapong Attrapadung, Goichiro Hanaoka, Takahiro Matsuda, Hiraku Morita, Kazuma Ohara, Jacob C. N. Schuldt, Tadanori Teruya, Kazunari Tozawa
2021 — conf
Receiver Selective Opening Chosen Ciphertext Secure Identity-Based Encryption.
APKC@AsiaCCS
Keisuke Hara, Takahiro Matsuda, Keisuke Tanaka
2021 A* conf
Revisiting Fuzzy Signatures: Towards a More Risk-Free Cryptographic Authentication System based on Biometrics.
CCS
Shuichi Katsumata, Takahiro Matsuda, Wataru Nakamura, Kazuma Ohara, Kenta Takahashi
2021 J jnl
Revisiting Fuzzy Signatures: Towards a More Risk-Free Cryptographic Authentication System based on Biometrics.
CoRR
Shuichi Katsumata, Takahiro Matsuda, Wataru Nakamura, Kazuma Ohara, Kenta Takahashi
2020 — conf
Circular Security Is Complete for KDM Security.
ASIACRYPT (1)
Fuyuki Kitagawa, Takahiro Matsuda
2020 J jnl
Circular Security Is Complete for KDM Security.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda
2020 J jnl
Efficient Secure Neural Network Prediction Protocol Reducing Accuracy Degradation.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Naohisa Nishida, Tatsumi Oba, Yuji Unagami, Jason Paul Cruz, Naoto Yanai, Tadanori Teruya, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2020 J jnl
Lattice-based revocable (hierarchical) IBE with decryption key exposure resistance.
Theor. Comput. Sci.
Shuichi Katsumata, Takahiro Matsuda, Atsushi Takayasu
2020 — conf
NIZK from SNARG.
TCC (1)
Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa
2020 J jnl
NIZK from SNARG.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa
2019 J jnl
A New Combiner for Key Encapsulation Mechanisms.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Goichiro Hanaoka, Takahiro Matsuda, Jacob C. N. Schuldt
2019 — conf
Adaptively Single-Key Secure Constrained PRFs for \mathrm NC^1.
Public Key Cryptography (2)
Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa
2019 — conf
CCA Security and Trapdoor Functions via Key-Dependent-Message Security.
CRYPTO (3)
Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka
2019 J jnl
CCA Security and Trapdoor Functions via Key-Dependent-Message Security.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka
2019 — conf
CPA-to-CCA Transformation for KDM Security.
TCC (2)
Fuyuki Kitagawa, Takahiro Matsuda
2019 J jnl
CPA-to-CCA Transformation for KDM Security.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda
2019 Misc conf
Field Extension in Secret-Shared Form and Its Applications to Efficient Secure Computation.
ACISP
Ryo Kikuchi, Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ai Ishida, Takahiro Matsuda, Yusuke Sakai, Jacob C. N. Schuldt
2019 J jnl
Field Extension in Secret-Shared Form and Its Applications to Efficient Secure Computation.
IACR Cryptol. ePrint Arch.
Ryo Kikuchi, Nuttapong Attrapadung, Koki Hamada, Dai Ikarashi, Ai Ishida, Takahiro Matsuda, Yusuke Sakai, Jacob C. N. Schuldt
2019 J jnl
Group Signatures with Message-Dependent Opening: Formal Definitions and Constructions.
Secur. Commun. Networks
Keita Emura, Goichiro Hanaoka, Yutaka Kawai, Takahiro Matsuda, Kazuma Ohara, Kazumasa Omote, Yusuke Sakai
2019 — conf
Improved Security Evaluation Techniques for Imperfect Randomness from Arbitrary Distributions.
Public Key Cryptography (1)
Takahiro Matsuda, Kenta Takahashi, Takao Murakami, Goichiro Hanaoka
2019 J jnl
Improved Security Evaluation Techniques for Imperfect Randomness from Arbitrary Distributions.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Kenta Takahashi, Takao Murakami, Goichiro Hanaoka
2019 — conf
Lattice-Based Revocable (Hierarchical) IBE with Decryption Key Exposure Resistance.
Public Key Cryptography (2)
Shuichi Katsumata, Takahiro Matsuda, Atsushi Takayasu
2019 J jnl
MOBIUS: Model-Oblivious Binarized Neural Networks.
IEEE Access
Hiromasa Kitai, Jason Paul Cruz, Naoto Yanai, Naohisa Nishida, Tatsumi Oba, Yuji Unagami, Tadanori Teruya, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2019 J jnl
Proxy Re-Encryption That Supports Homomorphic Operations for Re-Encrypted Ciphertexts.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yutaka Kawai, Takahiro Matsuda, Takato Hirano, Yoshihiro Koseki, Goichiro Hanaoka
2019 J jnl
Signature schemes with a fuzzy private key.
Int. J. Inf. Sec.
Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2019 — conf
Simple and Efficient KDM-CCA Secure Public Key Encryption.
ASIACRYPT (3)
Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka
2019 J jnl
Simple and Efficient KDM-CCA Secure Public Key Encryption.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka
2019 J jnl
Simulation-based receiver selective opening CCA secure PKE from standard computational assumptions.
Theor. Comput. Sci.
Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 C conf
A New Key Encapsulation Combiner.
ISITA
Takahiro Matsuda, Jacob C. N. Schuldt
2018 J jnl
Adaptively Single-Key Secure Constrained PRFs for NC1.
IACR Cryptol. ePrint Arch.
Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa
2018 J jnl
Chosen ciphertext secure keyed-homomorphic public-key cryptosystems.
Des. Codes Cryptogr.
Keita Emura, Goichiro Hanaoka, Koji Nuida, Go Ohtake, Takahiro Matsuda, Shota Yamada
2018 J jnl
Constrained PRFs for NC1 in Traditional Groups.
IACR Cryptol. ePrint Arch.
Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa
2018 — conf
Constrained PRFs for \mathrmNC^1 in Traditional Groups.
CRYPTO (2)
Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa
2018 Misc conf
Efficient Bit-Decomposition and Modulus-Conversion Protocols with an Honest Majority.
ACISP
Ryo Kikuchi, Dai Ikarashi, Takahiro Matsuda, Koki Hamada, Koji Chida
2018 J jnl
Efficient Bit-Decomposition and Modulus-Conversion Protocols with an Honest Majority.
IACR Cryptol. ePrint Arch.
Ryo Kikuchi, Dai Ikarashi, Takahiro Matsuda, Koki Hamada, Koji Chida
2018 C conf
Embedding Lemmas for Functional Encryption.
ISITA
Ryo Kato, Naohisa Nishida, Ryo Hirano, Tatsumi Oba, Yuji Unagami, Shota Yamada, Tadanori Teruya, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2018 J jnl
Impossibility on Tamper-Resilient Cryptography with Uniqueness Properties.
IACR Cryptol. ePrint Arch.
Yuyu Wang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 J jnl
Lattice-based Revocable (Hierarchical) IBE with Decryption Key Exposure Resistance.
IACR Cryptol. ePrint Arch.
Shuichi Katsumata, Takahiro Matsuda, Atsushi Takayasu
2018 J jnl
MOBIUS: Model-Oblivious Binarized Neural Networks.
CoRR
Hiromasa Kitai, Jason Paul Cruz, Naoto Yanai, Naohisa Nishida, Tatsumi Oba, Yuji Unagami, Tadanori Teruya, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2018 — conf
Memory Lower Bounds of Reductions Revisited.
EUROCRYPT (1)
Yuyu Wang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 J jnl
Memory Lower Bounds of Reductions Revisited.
IACR Cryptol. ePrint Arch.
Yuyu Wang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 J jnl
More Constructions of Re-Splittable Threshold Public Key Encryption.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Satsuya Ohata, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2018 — conf
On the Security of Linear Sketch Schemes against Recovering Attacks.
ICETE (2)
Takahiro Matsuda, Kenta Takahashi, Goichiro Hanaoka
2018 — conf
Provably Secure Password Reset Protocol: Model, Definition, and Construction.
TrustCom/BigDataSE
Satsuya Ohata, Takahiro Matsuda, Kanta Matsuura
2018 — conf
Related Randomness Security for Public Key Encryption, Revisited.
Public Key Cryptography (1)
Takahiro Matsuda, Jacob C. N. Schuldt
2018 J jnl
Related Randomness Security for Public Key Encryption, Revisited.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Jacob C. N. Schuldt
2018 Misc conf
Simulation-Based Receiver Selective Opening CCA Secure PKE from Standard Computational Assumptions.
SCN
Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 J jnl
Simulation-based Receiver Selective Opening CCA Secure PKE from Standard Computational Assumptions.
IACR Cryptol. ePrint Arch.
Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2018 J jnl
Tag-KEM/DEM Framework for Public-Key Encryption with Non-Interactive Opening.
IEICE Trans. Inf. Syst.
Yusuke Sakai, Takahiro Matsuda, Goichiro Hanaoka
2017 J jnl
On the Security of Non-Interactive Key Exchange against Related-Key Attacks.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiraku Morita, Jacob C. N. Schuldt, Takahiro Matsuda, Goichiro Hanaoka, Tetsu Iwata
2017 J jnl
On the Security of Schnorr Signatures, DSA, and ElGamal Signatures against Related-Key Attacks.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiraku Morita, Jacob C. N. Schuldt, Takahiro Matsuda, Goichiro Hanaoka, Tetsu Iwata
2017 J jnl
Private Similarity Searchable Encryption for Euclidean Distance.
IEICE Trans. Inf. Syst.
Yuji Unagami, Natsume Matsuzaki, Shota Yamada, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2017 J jnl
Signature Schemes with a Fuzzy Private Key.
IACR Cryptol. ePrint Arch.
Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2016 J jnl
Efficient key encapsulation mechanisms with tight security reductions to standard assumptions in the two security models.
Secur. Commun. Networks
Yoshikazu Hanatani, Goichiro Hanaoka, Takahiro Matsuda, Takashi Yamakawa
2016 B conf
Fuzzy Signatures: Relaxing Requirements and a New Construction.
ACNS
Takahiro Matsuda, Kenta Takahashi, Takao Murakami, Goichiro Hanaoka
2016 — conf
How to Obtain Fully Structure-Preserving (Automorphic) Signatures from Structure-Preserving Ones.
ASIACRYPT (2)
Yuyu Wang, Zongyang Zhang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2016 J jnl
How to Obtain Fully Structure-Preserving (Automorphic) Signatures from Structure-Preserving Ones.
IACR Cryptol. ePrint Arch.
Yuyu Wang, Zongyang Zhang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2016 — conf
On the Key Dependent Message Security of the Fujisaki-Okamoto Constructions.
Public Key Cryptography (1)
Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2016 J jnl
On the Key Dependent Message Security of the Fujisaki-Okamoto Constructions.
IACR Cryptol. ePrint Arch.
Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2016 C conf
Private similarity searchable encryption for Euclidean distance.
ISITA
Yuji Unagami, Natsume Matsuzaki, Shota Yamada, Nuttapong Attrapadung, Takahiro Matsuda, Goichiro Hanaoka
2016 J jnl
Provably Secure Password Reset Protocol: Model, Definition, and Generic Construction.
IACR Cryptol. ePrint Arch.
Satsuya Ohata, Takahiro Matsuda, Kanta Matsuura
2016 Misc conf
Signatures Resilient to Uninvertible Leakage.
SCN
Yuyu Wang, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2016 C conf
Tag-KEM/DEM framework for public-key encryption with non-interactive opening.
ISITA
Yusuke Sakai, Takahiro Matsuda, Goichiro Hanaoka
2016 J jnl
Time-specific encryption from forward-secure encryption: generic and direct constructions.
Int. J. Inf. Sec.
Kohei Kasamatsu, Takahiro Matsuda, Keita Emura, Nuttapong Attrapadung, Goichiro Hanaoka, Hideki Imai
2016 — conf
Trading Plaintext-Awareness for Simulatability to Achieve Chosen Ciphertext Security.
Public Key Cryptography (1)
Takahiro Matsuda, Goichiro Hanaoka
2016 J jnl
Trading Plaintext-Awareness for Simulatability to Achieve Chosen Ciphertext Security.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Goichiro Hanaoka
2015 B conf
A Signature Scheme with a Fuzzy Private Key.
ACNS
Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2015 — conf
An Asymptotically Optimal Method for Converting Bit Encryption to Multi-Bit Encryption.
ASIACRYPT (1)
Takahiro Matsuda, Goichiro Hanaoka
2015 J jnl
An Asymptotically Optimal Method for Converting Bit Encryption to Multi-Bit Encryption.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Goichiro Hanaoka
2015 B conf
Completeness of Single-Bit Projection-KDM Security for Public Key Encryption.
CT-RSA
Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2015 — conf
Constructing and Understanding Chosen Ciphertext Security via Puncturable Key Encapsulation Mechanisms.
TCC (1)
Takahiro Matsuda, Goichiro Hanaoka
2015 J jnl
Constructing and Understanding Chosen Ciphertext Security via Puncturable Key Encapsulation Mechanisms.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Goichiro Hanaoka
2015 Misc conf
On the Security of the Schnorr Signature Scheme and DSA Against Related-Key Attacks.
ICISC
Hiraku Morita, Jacob C. N. Schuldt, Takahiro Matsuda, Goichiro Hanaoka, Tetsu Iwata
2015 J jnl
On the Security of the Schnorr Signature Scheme and DSA against Related-Key Attacks.
IACR Cryptol. ePrint Arch.
Hiraku Morita, Jacob C. N. Schuldt, Takahiro Matsuda, Goichiro Hanaoka, Tetsu Iwata
2015 B conf
Re-Encryption Verifiability: How to Detect Malicious Activities of a Proxy in Proxy Re-Encryption.
CT-RSA
Satsuya Ohata, Yutaka Kawai, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2015 J jnl
Re-encryption Verifiability: How to Detect Malicious Activities of a Proxy in Proxy Re-encryption.
IACR Cryptol. ePrint Arch.
Satsuya Ohata, Yutaka Kawai, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2014 — conf
Anonymous Data Collection System with Mediators.
BalkanCryptSec
Hiromi Arai, Keita Emura, Takahiro Matsuda
2014 B conf
Chosen Ciphertext Security via Point Obfuscation.
TCC
Takahiro Matsuda, Goichiro Hanaoka
2014 J jnl
Chosen Ciphertext Security via Point Obfuscation.
IACR Cryptol. ePrint Arch.
Takahiro Matsuda, Goichiro Hanaoka
2014 — conf
Chosen Ciphertext Security via UCE.
Public Key Cryptography
Takahiro Matsuda, Goichiro Hanaoka
2014 Misc conf
Efficient Key Dependent Message Security Amplification Against Chosen Ciphertext Attacks.
ICISC
Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka
2014 Misc conf
More Constructions of Re-splittable Threshold Public Key Encryption.
IWSEC
Satsuya Ohata, Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2014 B conf
On the Impossibility of Basing Public-Coin One-Way Permutations on Trapdoor Permutations.
TCC
Takahiro Matsuda
2014 J jnl
Tree-Structured Composition of Homomorphic Encryption: How to Weaken Underlying Assumptions.
IACR Cryptol. ePrint Arch.
Koji Nuida, Goichiro Hanaoka, Takahiro Matsuda
2013 Misc conf
Achieving Chosen Ciphertext Security from Detectable Public Key Encryption Efficiently via Hybrid Encryption.
IWSEC
Takahiro Matsuda, Goichiro Hanaoka
2013 — conf
Chosen Ciphertext Secure Keyed-Homomorphic Public-Key Encryption.
Public Key Cryptography
Keita Emura, Goichiro Hanaoka, Go Ohtake, Takahiro Matsuda, Shota Yamada
2013 J jnl
Chosen Ciphertext Secure Keyed-Homomorphic Public-Key Encryption.
IACR Cryptol. ePrint Arch.
Keita Emura, Goichiro Hanaoka, Koji Nuida, Go Ohtake, Takahiro Matsuda, Shota Yamada
2013 — conf
Efficient variants of the Naor-Yung and Dolev-Dwork-Naor transforms for CCA secure key encapsulation mechanism.
AsiaPKC@AsiaCCS
Takashi Yamakawa, Shota Yamada, Takahiro Matsuda, Goichiro Hanaoka, Noboru Kunihiro
2013 — conf
Key Encapsulation Mechanisms from Extractable Hash Proof Systems, Revisited.
Public Key Cryptography
Takahiro Matsuda, Goichiro Hanaoka
2013 C conf
Reducing Public Key Sizes in Bounded CCA-Secure KEMs with Optimal Ciphertext Length.
ISC
Takashi Yamakawa, Shota Yamada, Takahiro Matsuda, Goichiro Hanaoka, Noboru Kunihiro
2012 Misc conf
Ciphertext Policy Multi-dimensional Range Encryption.
ICISC
Kohei Kasamatsu, Takahiro Matsuda, Goichiro Hanaoka, Hideki Imai
2012 B conf
Generic Construction of Chosen Ciphertext Secure Proxy Re-Encryption.
CT-RSA
Goichiro Hanaoka, Yutaka Kawai, Noboru Kunihiro, Takahiro Matsuda, Jian Weng, Rui Zhang, Yunlei Zhao
2012 C conf
Group Signatures with Message-Dependent Opening.
Pairing
Yusuke Sakai, Keita Emura, Goichiro Hanaoka, Yutaka Kawai, Takahiro Matsuda, Kazumasa Omote
2012 A* conf
On the Impossibility of Constructing Efficient Key Encapsulation and Programmable Hash Functions in Prime Order Groups.
CRYPTO
Goichiro Hanaoka, Takahiro Matsuda, Jacob C. N. Schuldt
2012 J jnl
On the Impossibility of Constructing Efficient Key Encapsulation and Programmable Hash Functions in Prime Order Groups.
IACR Cryptol. ePrint Arch.
Goichiro Hanaoka, Takahiro Matsuda, Jacob C. N. Schuldt
2012 — conf
Relations between Constrained and Bounded Chosen Ciphertext Security for Key Encapsulation Mechanisms.
Public Key Cryptography
Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura
2012 Misc conf
Time-Specific Encryption from Forward-Secure Encryption.
SCN
Kohei Kasamatsu, Takahiro Matsuda, Keita Emura, Nuttapong Attrapadung, Goichiro Hanaoka, Hideki Imai
2011 B conf
Efficient Generic Constructions of Signcryption with Insider Security in the Multi-user Setting.
ACNS
Daiki Chiba, Takahiro Matsuda, Jacob C. N. Schuldt, Kanta Matsuura
2011 B conf
On Black-Box Separations among Injective One-Way Functions.
TCC
Takahiro Matsuda, Kanta Matsuura
2011 — conf
Parallel Decryption Queries in Bounded Chosen Ciphertext Attacks.
Public Key Cryptography
Takahiro Matsuda, Kanta Matsuura
2010 C conf
Efficient Generic Constructions of Timed-Release Encryption with Pre-open Capability.
Pairing
Takahiro Matsuda, Yasumasa Nakai, Kanta Matsuura
2009 Misc conf
A Generic Construction of Timed-Release Encryption with Pre-open Capability.
IWSEC
Yasumasa Nakai, Takahiro Matsuda, Wataru Kitada, Kanta Matsuura
2009 B conf
An Efficient Encapsulation Scheme from Near Collision Resistant Pseudorandom Generators and Its Application to IBE-to-PKE Transformations.
CT-RSA
Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai
2009 Misc conf
Efficient Constructions of Signcryption Schemes and Signcryption Composability.
INDOCRYPT
Takahiro Matsuda, Kanta Matsuura, Jacob C. N. Schuldt
2008 J jnl
A Strongly Unforgeable Signature under the CDH Assumption without Collision Resistant Hash Functions.
IEICE Trans. Inf. Syst.
Takahiro Matsuda, Nuttapong Attrapadung, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai
2008 Misc conf
Simple CCA-Secure Public Key Encryption from Any Non-Malleable Identity-Based Encryption.
ICISC
Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai
2007 C conf
A CDH-Based Strongly Unforgeable Signature Without Collision Resistant Hash Function.
ProvSec
Takahiro Matsuda, Nuttapong Attrapadung, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai
2007 — conf
A Practical Provider Authentication System for Bidirectional Broadcast Service.
KES (3)
Takahiro Matsuda, Goichiro Hanaoka, Kanta Matsuura, Hideki Imai