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2020 – today
- 2024
[j11]Takashi Yamakawa
, Mark Zhandry:
Verifiable Quantum Advantage without Structure. J. ACM 71(3): 20 (2024)- [j10]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Compact NIZKs from Standard Assumptions on Bilinear Maps. J. Cryptol. 37(3): 23 (2024) - [j9]Akinori Hosoyamada, Takashi Yamakawa:
Finding Collisions in a Quantum World: Quantum Black-Box Separation of Collision-Resistance and One-Wayness. J. Cryptol. 37(4): 35 (2024) - [c52]Minki Hhan, Takashi Yamakawa, Aaram Yun:
Quantum Complexity for Discrete Logarithms and Related Problems. CRYPTO (6) 2024: 3-36 - [c51]Tomoyuki Morimae, Barak Nehoran, Takashi Yamakawa:
Unconditionally Secure Commitments with Quantum Auxiliary Inputs. CRYPTO (7) 2024: 59-92 - [c50]Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Public-Key Encryption with Tamper-Resilient Public Keys from One-Way Functions. CRYPTO (7) 2024: 93-125 - [c49]Tomoyuki Morimae, Takashi Yamakawa:
Quantum Advantage from One-Way Functions. CRYPTO (5) 2024: 359-392 - [c48]Taiga Hiroka, Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Tapas Pal, Takashi Yamakawa:
Certified Everlasting Secure Collusion-Resistant Functional Encryption, and More. EUROCRYPT (3) 2024: 434-456 - [c47]Xingjian Li, Qipeng Liu, Angelos Pelecanos, Takashi Yamakawa:
Classical vs Quantum Advice and Proofs Under Classically-Accessible Oracle. ITCS 2024: 72:1-72:19 - [c46]Giulio Malavolta, Tomoyuki Morimae, Michael Walter, Takashi Yamakawa:
Exponential Quantum One-Wayness and EFI Pairs. SCN (1) 2024: 121-138 - [c45]Tomoyuki Morimae, Takashi Yamakawa:
One-Wayness in Quantum Cryptography. TQC 2024: 4:1-4:21 - [c44]Tomoyuki Morimae, Alexander Poremba, Takashi Yamakawa:
Revocable Quantum Digital Signatures. TQC 2024: 5:1-5:24 - [i81]Giulio Malavolta, Tomoyuki Morimae, Michael Walter, Takashi Yamakawa:
Exponential Quantum One-Wayness and EFI Pairs. CoRR abs/2404.13699 (2024) - [i80]Tomoyuki Morimae, Shogo Yamada, Takashi Yamakawa:
Quantum Unpredictability. CoRR abs/2405.04072 (2024) - [i79]Tomoyuki Morimae, Shogo Yamada, Takashi Yamakawa:
Quantum Unpredictability. IACR Cryptol. ePrint Arch. 2024: 701 (2024) - [i78]Tomoyuki Morimae, Yuki Shirakawa, Takashi Yamakawa:
Cryptographic Characterization of Quantum Advantage. IACR Cryptol. ePrint Arch. 2024: 1536 (2024) - [i77]Fuyuki Kitagawa, Tomoyuki Morimae, Takashi Yamakawa:
A Simple Framework for Secure Key Leasing. IACR Cryptol. ePrint Arch. 2024: 1564 (2024) - [i76]Amit Behera, Giulio Malavolta, Tomoyuki Morimae, Tamer Mour, Takashi Yamakawa:
A New World in the Depths of Microcrypt: Separating OWSGs and Quantum Money from QEFID. IACR Cryptol. ePrint Arch. 2024: 1567 (2024) - [i75]Eli Goldin, Tomoyuki Morimae, Saachi Mutreja, Takashi Yamakawa:
CountCrypt: Quantum Cryptography between QCMA and PP. IACR Cryptol. ePrint Arch. 2024: 1707 (2024) - 2023
- [j8]Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa:
NIZK from SNARGs. J. Cryptol. 36(2): 14 (2023) - [c43]Shweta Agrawal, Fuyuki Kitagawa, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Public Key Encryption with Secure Key Leasing. EUROCRYPT (1) 2023: 581-610 - [c42]Minki Hhan, Tomoyuki Morimae, Takashi Yamakawa:
From the Hardness of Detecting Superpositions to Cryptography: Quantum Public Key Encryption and Commitments. EUROCRYPT (1) 2023: 639-667 - [c41]Xiao Liang, Omkant Pandey, Takashi Yamakawa:
A New Approach to Post-Quantum Non-Malleability. FOCS 2023: 568-579 - [c40]Tomoyuki Morimae, Takashi Yamakawa:
Proofs of Quantumness from Trapdoor Permutations. ITCS 2023: 87:1-87:14 - [c39]James Bartusek, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Obfuscation of Pseudo-Deterministic Quantum Circuits. STOC 2023: 1567-1578 - [c38]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Publicly Verifiable Deletion from Minimal Assumptions. TCC (4) 2023: 228-245 - [i74]Tomoyuki Morimae, Takashi Yamakawa:
Quantum Advantage from One-Way Functions. CoRR abs/2302.04749 (2023) - [i73]Taiga Hiroka, Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Tapas Pal, Takashi Yamakawa:
Certified Everlasting Secure Collusion-Resistant Functional Encryption, and More. CoRR abs/2302.10354 (2023) - [i72]James Bartusek, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Obfuscation of Pseudo-Deterministic Quantum Circuits. CoRR abs/2302.11083 (2023) - [i71]Shweta Agrawal, Fuyuki Kitagawa, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Public Key Encryption with Secure Key Leasing. CoRR abs/2302.11663 (2023) - [i70]Xingjian Li, Qipeng Liu, Angelos Pelecanos, Takashi Yamakawa:
Classical vs Quantum Advice under Classically-Accessible Oracle. CoRR abs/2303.04298 (2023) - [i69]Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Public-Key Encryption with Tamper-Resilient Public Keys from One-Way Functions. CoRR abs/2304.01800 (2023) - [i68]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Publicly Verifiable Deletion from Minimal Assumptions. CoRR abs/2304.07062 (2023) - [i67]Minki Hhan, Takashi Yamakawa, Aaram Yun:
Quantum Complexity for Discrete Logarithms and Related Problems. CoRR abs/2307.03065 (2023) - [i66]Tomoyuki Morimae, Barak Nehoran, Takashi Yamakawa:
Unconditionally Secure Commitments with Quantum Auxiliary Inputs. CoRR abs/2311.18566 (2023) - [i65]Tomoyuki Morimae, Alexander Poremba, Takashi Yamakawa:
Revocable Quantum Digital Signatures. CoRR abs/2312.13561 (2023) - [i64]Minki Hhan, Tomoyuki Morimae, Takashi Yamakawa:
A Note on Output Length of One-Way State Generators. CoRR abs/2312.16025 (2023) - [i63]Tomoyuki Morimae, Takashi Yamakawa:
Quantum Advantage from One-Way Functions. IACR Cryptol. ePrint Arch. 2023: 161 (2023) - [i62]Taiga Hiroka, Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Tapas Pal, Takashi Yamakawa:
Certified Everlasting Secure Collusion-Resistant Functional Encryption, and More. IACR Cryptol. ePrint Arch. 2023: 236 (2023) - [i61]James Bartusek, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Obfuscation of Pseudo-Deterministic Quantum Circuits. IACR Cryptol. ePrint Arch. 2023: 252 (2023) - [i60]Shweta Agrawal, Fuyuki Kitagawa, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Public Key Encryption with Secure Key Leasing. IACR Cryptol. ePrint Arch. 2023: 264 (2023) - [i59]Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Public-Key Encryption with Tamper-Resilient Public Keys from One-Way Functions. IACR Cryptol. ePrint Arch. 2023: 490 (2023) - [i58]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Publicly Verifiable Deletion from Minimal Assumptions. IACR Cryptol. ePrint Arch. 2023: 538 (2023) - [i57]Minki Hhan, Takashi Yamakawa, Aaram Yun:
Quantum Complexity for Discrete Logarithms and Related Problems. IACR Cryptol. ePrint Arch. 2023: 1054 (2023) - [i56]Taiga Hiroka, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Robust Combiners and Universal Constructions for Quantum Cryptography. IACR Cryptol. ePrint Arch. 2023: 1772 (2023) - [i55]Tomoyuki Morimae, Barak Nehoran, Takashi Yamakawa:
Unconditionally Secure Commitments with Quantum Auxiliary Inputs. IACR Cryptol. ePrint Arch. 2023: 1844 (2023) - [i54]Tomoyuki Morimae, Alexander Poremba, Takashi Yamakawa:
Revocable Quantum Digital Signatures. IACR Cryptol. ePrint Arch. 2023: 1937 (2023) - 2022
- [c37]Tomoyuki Morimae, Takashi Yamakawa:
Classically Verifiable NIZK for QMA with Preprocessing. ASIACRYPT (4) 2022: 599-627 - [c36]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Certified Everlasting Zero-Knowledge Proof for QMA. CRYPTO (1) 2022: 239-268 - [c35]Tomoyuki Morimae, Takashi Yamakawa:
Quantum Commitments and Signatures Without One-Way Functions. CRYPTO (1) 2022: 269-295 - [c34]Nai-Hui Chia, Kai-Min Chung, Xiao Liang, Takashi Yamakawa:
Post-quantum Simulatable Extraction with Minimal Assumptions: Black-Box and Constant-Round. CRYPTO (3) 2022: 533-563 - [c33]Takashi Yamakawa, Mark Zhandry:
Verifiable Quantum Advantage without Structure. FOCS 2022: 69-74 - [c32]Shweta Agrawal, Fuyuki Kitagawa, Anuja Modi, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Bounded Functional Encryption for Turing Machines: Adaptive Security from General Assumptions. TCC (1) 2022: 618-647 - [i53]Takashi Yamakawa, Mark Zhandry:
Verifiable Quantum Advantage without Structure. CoRR abs/2204.02063 (2022) - [i52]Xiao Liang, Omkant Pandey, Takashi Yamakawa:
A New Approach to Post-Quantum Non-Malleability. CoRR abs/2207.05861 (2022) - [i51]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Certified Everlasting Functional Encryption. CoRR abs/2207.13878 (2022) - [i50]Tomoyuki Morimae, Takashi Yamakawa:
Proofs of Quantumness from Trapdoor Permutations. CoRR abs/2208.12390 (2022) - [i49]Tomoyuki Morimae, Takashi Yamakawa:
One-Wayness in Quantum Cryptography. CoRR abs/2210.03394 (2022) - [i48]Minki Hhan, Tomoyuki Morimae, Takashi Yamakawa:
From the Hardness of Detecting Superpositions to Cryptography: Quantum Public Key Encryption and Commitments. CoRR abs/2210.05978 (2022) - [i47]Shweta Agrawal, Fuyuki Kitagawa, Anuja Modi, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Bounded Functional Encryption for Turing Machines: Adaptive Security from General Assumptions. IACR Cryptol. ePrint Arch. 2022: 316 (2022) - [i46]Takashi Yamakawa, Mark Zhandry:
Verifiable Quantum Advantage without Structure. IACR Cryptol. ePrint Arch. 2022: 434 (2022) - [i45]Xiao Liang, Omkant Pandey, Takashi Yamakawa:
A New Approach to Post-Quantum Non-Malleability. IACR Cryptol. ePrint Arch. 2022: 907 (2022) - [i44]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Certified Everlasting Functional Encryption. IACR Cryptol. ePrint Arch. 2022: 969 (2022) - [i43]Tomoyuki Morimae, Takashi Yamakawa:
Proofs of Quantumness from Trapdoor Permutations. IACR Cryptol. ePrint Arch. 2022: 1102 (2022) - [i42]Tomoyuki Morimae, Takashi Yamakawa:
Classically Verifiable NIZK for QMA with Preprocessing. IACR Cryptol. ePrint Arch. 2022: 1157 (2022) - [i41]Tomoyuki Morimae, Takashi Yamakawa:
One-Wayness in Quantum Cryptography. IACR Cryptol. ePrint Arch. 2022: 1336 (2022) - [i40]Minki Hhan, Tomoyuki Morimae, Takashi Yamakawa:
From the Hardness of Detecting Superpositions to Cryptography: Quantum Public Key Encryption and Commitments. IACR Cryptol. ePrint Arch. 2022: 1375 (2022) - 2021
- [j7]Shuichi Katsumata, Shota Yamada, Takashi Yamakawa:
Tighter Security Proofs for GPV-IBE in the Quantum Random Oracle Model. J. Cryptol. 34(1): 5 (2021) - [j6]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Compact Designated Verifier NIZKs from the CDH Assumption Without Pairings. J. Cryptol. 34(4): 42 (2021) - [c31]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Encryption with Certified Deletion, Revisited: Public Key, Attribute-Based, and Classical Communication. ASIACRYPT (1) 2021: 606-636 - [c30]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
A Black-Box Approach to Post-Quantum Zero-Knowledge in Constant Rounds. CRYPTO (1) 2021: 315-345 - [c29]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Round-Optimal Blind Signatures in the Plain Model from Classical and Quantum Standard Assumptions. EUROCRYPT (1) 2021: 404-434 - [c28]Takashi Yamakawa, Mark Zhandry:
Classical vs Quantum Random Oracles. EUROCRYPT (2) 2021: 568-597 - [c27]Nai-Hui Chia, Kai-Min Chung, Qipeng Liu, Takashi Yamakawa:
On the Impossibility of Post-Quantum Black-Box Zero-Knowledge in Constant Round. FOCS 2021: 59-67 - [c26]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Secure Software Leasing from Standard Assumptions. TCC (1) 2021: 31-61 - [i39]Tomoyuki Morimae, Takashi Yamakawa:
Classically Verifiable (Dual-Mode) NIZK for QMA with Preprocessing. CoRR abs/2102.09149 (2021) - [i38]Nai-Hui Chia, Kai-Min Chung, Qipeng Liu, Takashi Yamakawa:
On the Impossibility of Post-Quantum Black-Box Zero-Knowledge in Constant Rounds. CoRR abs/2103.11244 (2021) - [i37]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Encryption with Certified Deletion, Revisited: Public Key, Attribute-Based, and Classical Communication. CoRR abs/2105.05393 (2021) - [i36]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Certified Everlasting Zero-Knowledge Proof for QMA. CoRR abs/2109.14163 (2021) - [i35]Nai-Hui Chia, Kai-Min Chung, Xiao Liang, Takashi Yamakawa:
Post-Quantum Simulatable Extraction with Minimal Assumptions: Black-Box and Constant-Round. CoRR abs/2111.08665 (2021) - [i34]Tomoyuki Morimae, Takashi Yamakawa:
Quantum commitments and signatures without one-way functions. CoRR abs/2112.06369 (2021) - [i33]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Round-Optimal Blind Signatures in the Plain Model from Classical and Quantum Standard Assumptions. IACR Cryptol. ePrint Arch. 2021: 306 (2021) - [i32]Nai-Hui Chia, Kai-Min Chung, Qipeng Liu, Takashi Yamakawa:
On the Impossibility of Post-Quantum Black-Box Zero-Knowledge in Constant Rounds. IACR Cryptol. ePrint Arch. 2021: 376 (2021) - [i31]Ryo Nishimaki, Takashi Yamakawa:
Quantum Encryption with Certified Deletion: Public Key and Attribute-Based. IACR Cryptol. ePrint Arch. 2021: 394 (2021) - [i30]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Quantum Encryption with Certified Deletion, Revisited: Public Key, Attribute-Based, and Classical Communication. IACR Cryptol. ePrint Arch. 2021: 617 (2021) - [i29]Taiga Hiroka, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa:
Certified Everlasting Zero-Knowledge Proof for QMA. IACR Cryptol. ePrint Arch. 2021: 1315 (2021) - [i28]Nai-Hui Chia, Kai-Min Chung, Xiao Liang, Takashi Yamakawa:
Post-Quantum Simulatable Extraction with Minimal Assumptions: Black-Box and Constant-Round. IACR Cryptol. ePrint Arch. 2021: 1516 (2021) - [i27]Tomoyuki Morimae, Takashi Yamakawa:
Quantum commitments and signatures without one-way functions. IACR Cryptol. ePrint Arch. 2021: 1691 (2021) - 2020
- [j5]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Generic hardness of inversion on ring and its relation to self-bilinear map. Theor. Comput. Sci. 820: 60-84 (2020) - [c25]Akinori Hosoyamada, Takashi Yamakawa:
Finding Collisions in a Quantum World: Quantum Black-Box Separation of Collision-Resistance and One-Wayness. ASIACRYPT (1) 2020: 3-32 - [c24]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Secure Inner Product Encryption from LWE. ASIACRYPT (3) 2020: 375-404 - [c23]Alex Davidson, Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Secure Constrained Pseudorandom Functions in the Standard Model. CRYPTO (1) 2020: 559-589 - [c22]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Compact NIZKs from Standard Assumptions on Bilinear Maps. EUROCRYPT (3) 2020: 379-409 - [c21]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
Classical Verification of Quantum Computations with Efficient Verifier. TCC (3) 2020: 181-206 - [c20]Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa:
NIZK from SNARG. TCC (1) 2020: 567-595 - [i26]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Secure Software Leasing from Standard Assumptions. CoRR abs/2010.11186 (2020) - [i25]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
A Black-Box Approach to Post-Quantum Zero-Knowledge in Constant Round. CoRR abs/2011.02670 (2020) - [i24]Alex Davidson, Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Secure Constrained Pseudorandom Functions in the Standard Model. IACR Cryptol. ePrint Arch. 2020: 111 (2020) - [i23]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Compact NIZKs from Standard Assumptions on Bilinear Maps. IACR Cryptol. ePrint Arch. 2020: 223 (2020) - [i22]Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa:
NIZK from SNARG. IACR Cryptol. ePrint Arch. 2020: 649 (2020) - [i21]Takashi Yamakawa, Mark Zhandry:
A Note on Separating Classical and Quantum Random Oracles. IACR Cryptol. ePrint Arch. 2020: 787 (2020) - [i20]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Secure Inner Product Encryption from LWE. IACR Cryptol. ePrint Arch. 2020: 1135 (2020) - [i19]Takashi Yamakawa, Mark Zhandry:
Classical vs Quantum Random Oracles. IACR Cryptol. ePrint Arch. 2020: 1270 (2020) - [i18]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
Classical Verification of Quantum Computations with Efficient Verifier. IACR Cryptol. ePrint Arch. 2020: 1273 (2020) - [i17]Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa:
Secure Software Leasing from Standard Assumptions. IACR Cryptol. ePrint Arch. 2020: 1314 (2020) - [i16]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
A Black-Box Approach to Post-Quantum Zero-Knowledge in Constant Rounds. IACR Cryptol. ePrint Arch. 2020: 1384 (2020)
2010 – 2019
- 2019
- [c19]Minki Hhan, Keita Xagawa, Takashi Yamakawa:
Quantum Random Oracle Model with Auxiliary Input. ASIACRYPT (1) 2019: 584-614 - [c18]Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka, Takashi Yamakawa:
Adaptively Secure and Succinct Functional Encryption: Improving Security and Efficiency, Simultaneously. CRYPTO (3) 2019: 521-551 - [c17]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Exploring Constructions of Compact NIZKs from Various Assumptions. CRYPTO (3) 2019: 639-669 - [c16]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Designated Verifier/Prover and Preprocessing NIZKs from Diffie-Hellman Assumptions. EUROCRYPT (2) 2019: 622-651 - [c15]Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Single-Key Secure Constrained PRFs for \mathrm NC^1. Public Key Cryptography (2) 2019: 223-253 - [c14]Ryo Nishimaki, Takashi Yamakawa:
Leakage-Resilient Identity-Based Encryption in Bounded Retrieval Model with Nearly Optimal Leakage-Ratio. Public Key Cryptography (1) 2019: 466-495 - [c13]Keita Xagawa, Takashi Yamakawa:
(Tightly) QCCA-Secure Key-Encapsulation Mechanism in the Quantum Random Oracle Model. PQCrypto 2019: 249-268 - [i15]Nai-Hui Chia, Kai-Min Chung, Takashi Yamakawa:
Classical Verification of Quantum Computations with Efficient Verifier. CoRR abs/1912.00990 (2019) - [i14]Ryo Nishimaki, Takashi Yamakawa:
Leakage-resilient Identity-based Encryption in Bounded Retrieval Model with Nearly Optimal Leakage-Ratio. IACR Cryptol. ePrint Arch. 2019: 45 (2019) - [i13]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Designated Verifier/Prover and Preprocessing NIZKs from Diffie-Hellman Assumptions. IACR Cryptol. ePrint Arch. 2019: 255 (2019) - [i12]Shuichi Katsumata, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Exploring Constructions of Compact NIZKs from Various Assumptions. IACR Cryptol. ePrint Arch. 2019: 623 (2019) - [i11]Minki Hhan, Keita Xagawa, Takashi Yamakawa:
Quantum Random Oracle Model with Auxiliary Input. IACR Cryptol. ePrint Arch. 2019: 1093 (2019) - 2018
- [c12]Shuichi Katsumata, Shota Yamada, Takashi Yamakawa:
Tighter Security Proofs for GPV-IBE in the Quantum Random Oracle Model. ASIACRYPT (2) 2018: 253-282 - [c11]Takashi Yamakawa:
Towards Ideal Self-bilinear Map. AsiaPKC@AsiaCCS 2018: 1 - [c10]Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Constrained PRFs for \mathrmNC^1 in Traditional Groups. CRYPTO (2) 2018: 543-574 - [c9]Tsunekazu Saito, Keita Xagawa, Takashi Yamakawa:
Tightly-Secure Key-Encapsulation Mechanism in the Quantum Random Oracle Model. EUROCRYPT (3) 2018: 520-551 - [i10]Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Constrained PRFs for NC1 in Traditional Groups. IACR Cryptol. ePrint Arch. 2018: 154 (2018) - [i9]Shuichi Katsumata, Shota Yamada, Takashi Yamakawa:
Tighter Security Proofs for GPV-IBE in the Quantum Random Oracle Model. IACR Cryptol. ePrint Arch. 2018: 451 (2018) - [i8]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Generic Hardness of Inversion on Ring and Its Relation to Self-Bilinear Map. IACR Cryptol. ePrint Arch. 2018: 463 (2018) - [i7]Keita Xagawa, Takashi Yamakawa:
(Tightly) QCCA-Secure Key-Encapsulation Mechanism in the Quantum Random Oracle Model. IACR Cryptol. ePrint Arch. 2018: 838 (2018) - [i6]Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka, Takashi Yamakawa:
Adaptively Secure and Succinct Functional Encryption: Improving Security and Efficiency, Simultaneously. IACR Cryptol. ePrint Arch. 2018: 974 (2018) - [i5]Nuttapong Attrapadung, Takahiro Matsuda, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa:
Adaptively Single-Key Secure Constrained PRFs for NC1. IACR Cryptol. ePrint Arch. 2018: 1000 (2018) - [i4]Akinori Hosoyamada, Takashi Yamakawa:
Finding Collisions in a Quantum World: Quantum Black-Box Separation of Collision-Resistance and One-Wayness. IACR Cryptol. ePrint Arch. 2018: 1066 (2018) - 2017
- [j4]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Self-Bilinear Map on Unknown Order Groups from Indistinguishability Obfuscation and Its Applications. Algorithmica 79(4): 1286-1317 (2017) - [j3]Go Ohtake, Kazuto Ogawa, Goichiro Hanaoka, Shota Yamada, Kohei Kasamatsu, Takashi Yamakawa, Hideki Imai:
Partially Wildcarded Ciphertext-Policy Attribute-Based Encryption and Its Performance Evaluation. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 100-A(9): 1846-1856 (2017) - [i3]Tsunekazu Saito, Keita Xagawa, Takashi Yamakawa:
Tightly-Secure Key-Encapsulation Mechanism in the Quantum Random Oracle Model. IACR Cryptol. ePrint Arch. 2017: 1005 (2017) - 2016
- [j2]Yoshikazu Hanatani, Goichiro Hanaoka, Takahiro Matsuda, Takashi Yamakawa:
Efficient key encapsulation mechanisms with tight security reductions to standard assumptions in the two security models. Secur. Commun. Networks 9(12): 1676-1697 (2016) - [c8]Takashi Yamakawa, Goichiro Hanaoka, Noboru Kunihiro:
Generalized Hardness Assumption for Self-bilinear Map with Auxiliary Information. ACISP (2) 2016: 269-284 - [c7]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Adversary-Dependent Lossy Trapdoor Function from Hardness of Factoring Semi-smooth RSA Subgroup Moduli. CRYPTO (2) 2016: 3-32 - [i2]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Adversary-dependent Lossy Trapdoor Function from Hardness of Factoring Semi-smooth RSA Subgroup Moduli. IACR Cryptol. ePrint Arch. 2016: 567 (2016) - 2015
- [i1]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Self-bilinear Map on Unknown Order Groups from Indistinguishability Obfuscation and Its Applications. IACR Cryptol. ePrint Arch. 2015: 128 (2015) - 2014
- [c6]Takashi Yamakawa, Shota Yamada, Goichiro Hanaoka, Noboru Kunihiro:
Self-bilinear Map on Unknown Order Groups from Indistinguishability Obfuscation and Its Applications. CRYPTO (2) 2014: 90-107 - [c5]Takashi Yamakawa, Nobuaki Kitajima, Takashi Nishide, Goichiro Hanaoka, Eiji Okamoto:
A Short Fail-Stop Signature Scheme from Factoring. ProvSec 2014: 309-316 - [c4]Takashi Yamakawa, Shota Yamada, Koji Nuida, Goichiro Hanaoka, Noboru Kunihiro:
Chosen Ciphertext Security on Hard Membership Decision Groups: The Case of Semi-smooth Subgroups of Quadratic Residues. SCN 2014: 558-577 - 2013
- [c3]Takashi Yamakawa, Shota Yamada, Takahiro Matsuda, Goichiro Hanaoka, Noboru Kunihiro:
Efficient variants of the Naor-Yung and Dolev-Dwork-Naor transforms for CCA secure key encapsulation mechanism. AsiaPKC@AsiaCCS 2013: 23-32 - [c2]Takashi Yamakawa, Shota Yamada, Takahiro Matsuda, Goichiro Hanaoka, Noboru Kunihiro:
Reducing Public Key Sizes in Bounded CCA-Secure KEMs with Optimal Ciphertext Length. ISC 2013: 100-109 - [c1]Go Ohtake, Yuki Hironaka, Kenjiro Kai, Yosuke Endo, Goichiro Hanaoka, Hajime Watanabe, Shota Yamada, Kohei Kasamatsu, Takashi Yamakawa, Hideki Imai:
Partially Wildcarded Attribute-based Encryption and Its Efficient Construction. SECRYPT 2013: 339-346
1990 – 1999
- 1998
- [j1]Takashi Yamakawa:
STM Publications in Japan - a market analysis. Learn. Publ. 11(2): 123-126 (1998)
Coauthor Index
[j10] [c50] [c48] [c43] [c39] [c38] [i73] [i72] [i71] [i69] [i68] [i62] [i61] [i60] [i59] [i58] [i56] [c36] [c32] [i51] [i47] [i44] [j6] [c31] [c29] [c26] [i37] [i36] [i33] [i31] [i30] [i29] [c24] [c23] [c22] [i26] [i24] [i23] [i20] [i17] [c18] [c17] [c16] [c15] [c14] [i14] [i13] [i12] [c10] [i10] [i6] [i5]
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