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Shingo Hasegawa
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2020 – today
- 2024
- [i5]Masayuki Fukumitsu, Shingo Hasegawa:
On Multi-user Security of Lattice-based Signature under Adaptive Corruptions and Key Leakages. IACR Cryptol. ePrint Arch. 2024: 1432 (2024) - 2023
- [j14]Masayuki Fukumitsu, Shingo Hasegawa:
On Multi-user Security of Schnorr Signature in Algebraic Group Model. Int. J. Netw. Comput. 13(2): 118-130 (2023) - [j13]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Dynamic Group Signatures with Message Dependent Opening and Non-Interactive Signing. Int. J. Netw. Comput. 13(2): 173-194 (2023) - [c33]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Accountable Ring Signatures from Symmetric-Key Primitives. candar 2023: 86-92 - [e1]Masayuki Fukumitsu, Shingo Hasegawa:
Proceedings of the 10th ACM Asia Public-Key Cryptography Workshop, APKC 2023, Melbourne, VIC, Australia, July 10-14, 2023. ACM 2023 [contents] - 2022
- [j12]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Group Signatures with Designated Traceability over Openers' Attributes. Int. J. Netw. Comput. 12(2): 493-508 (2022) - [c32]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Dynamic Group Signatures with Message Dependent Opening and Non-Interactive Signing. CANDAR 2022: 76-82 - [c31]Kyoya Anzai, Masayuki Fukumitsu, Hiroaki Anada, Shingo Hasegawa:
Group Signatures with Equality Test on Signers. CANDARW 2022: 276-282 - [c30]Masayuki Fukumitsu, Shingo Hasegawa:
On Multi-user Security of Schnorr Signature in Algebraic Group Model. CANDARW 2022: 295-301 - [c29]Anaëlle Le Dévéhat
, Shingo Hasegawa
Preimage Sampling in the Higher-bit Approximate Setting with a Non-spherical Gaussian Sampler. ICISC 2022: 472-490 - [c28]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Group Signatures with Designated Traceability over Openers' Attributes in Bilinear Groups. WISA 2022: 29-43 - [i4]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Group Signatures with Designated Traceability over Openers' Attributes. IACR Cryptol. ePrint Arch. 2022: 962 (2022) - [i3]Anaëlle Le Dévéhat, Hiroki Shizuya, Shingo Hasegawa:
On the Higher bit Version of Approximate Inhomogeneous Short Integer Solution Problem. IACR Cryptol. ePrint Arch. 2022: 1144 (2022) - 2021
- [j11]Masayuki Fukumitsu, Shingo Hasegawa:
Impossibility on the Schnorr Signature from the One-More DL Assumption in the Non-Programmable Random Oracle Model. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 104-A(9): 1163-1174 (2021) - [j10]Masayuki Fukumitsu, Shingo Hasegawa:
Tighter Reduction for Lattice-Based Multisignature. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 104-A(12): 1685-1697 (2021) - [j9]Shingo Hasegawa, Masashi Hisai, Hiroki Shizuya:
Public-Key Projective Arithmetic Functional Encryption. Int. J. Netw. Comput. 11(2): 299-318 (2021) - [j8]Masayuki Fukumitsu, Shingo Hasegawa:
A Tightly Secure DDH-based Multisignature with Public-Key Aggregation. Int. J. Netw. Comput. 11(2): 319-337 (2021) - [c27]Anaëlle Le Dévéhat, Hiroki Shizuya, Shingo Hasegawa:
On the Higher-Bit Version of Approximate Inhomogeneous Short Integer Solution Problem. CANS 2021: 253-272 - [c26]Hiroaki Anada, Masayuki Fukumitsu, Shingo Hasegawa:
Group Signatures with Designated Traceability. CANDAR 2021: 74-80 - [c25]Masayuki Fukumitsu, Shingo Hasegawa:
An Aggregate Signature with Pre-communication in the Plain Public Key Model. STM 2021: 3-19 - [i2]Masayuki Fukumitsu, Shingo Hasegawa:
A Lattice-based Provably Secure Multisignature Scheme in Quantum Random Oracle Model. IACR Cryptol. ePrint Arch. 2021: 1000 (2021) - 2020
- [c24]Masayuki Fukumitsu, Shingo Hasegawa:
Linear Lossy Identification Scheme derives Tightly-Secure Multisignature. AsiaJCIS 2020: 24-31 - [c23]Masayuki Fukumitsu, Shingo Hasegawa:
One-More Assumptions Do Not Help Fiat-Shamir-type Signature Schemes in NPROM. CT-RSA 2020: 586-609 - [c22]Shingo Hasegawa, Masashi Hisai, Hiroki Shizuya:
Public-key Projective Arithmetic Functional Encryption. CANDAR 2020: 115-121 - [c21]Masayuki Fukumitsu, Shingo Hasegawa:
A Tightly Secure DDH-based Multisignature with Public-Key Aggregation. CANDAR (Workshops) 2020: 321-327 - [c20]Masayuki Fukumitsu, Shingo Hasegawa:
A Lattice-Based Provably Secure Multisignature Scheme in Quantum Random Oracle Model. ProvSec 2020: 45-64 - [i1]Masayuki Fukumitsu, Shingo Hasegawa:
Impossibility on the Schnorr Signature from the One-more DL Assumption in the Non-programmable Random Oracle Model. IACR Cryptol. ePrint Arch. 2020: 1234 (2020)
2010 – 2019
- 2019
- [c19]Masayuki Fukumitsu, Shingo Hasegawa:
A Tightly-Secure Lattice-Based Multisignature. APKC@AsiaCCS 2019: 3-11 - [c18]Kunihiro Ogata, Shingo Hasegawa, Tsuyoshi Nakayama, Nobuto Matsuhira, Eiichi Ono:
Motions of Propelling a Wheelchair Based on the Movement Function of People with Spinal Cord Injury. SII 2019: 385-390 - 2018
- [j7]Masayuki Fukumitsu, Shingo Hasegawa:
Black-Box Separations on Fiat-Shamir-Type Signatures in the Non-Programmable Random Oracle Model. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 101-A(1): 77-87 (2018) - [c17]Masayuki Fukumitsu, Shingo Hasegawa:
A Galindo-Garcia-Like Identity-Based Signature with Tight Security Reduction, Revisited. CANDAR 2018: 92-98 - [c16]Masayuki Fukumitsu, Shingo Hasegawa:
A Generic Construction of an Identity-based Signature from a Sigma Protocol. ISITA 2018: 75-79 - 2017
- [c15]Masayuki Fukumitsu, Shingo Hasegawa, Jun-ya Iwazaki, Masao Sakai, Daiki Takahashi:
A Proposal of a Secure P2P-Type Storage Scheme by Using the Secret Sharing and the Blockchain. AINA 2017: 803-810 - [c14]Masayuki Fukumitsu, Shingo Hasegawa:
A Galindo-Garcia-Like Identity-Based Signature with Tight Security Reduction. CANDAR 2017: 87-93 - [c13]Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Masao Sakai:
A Method for Constructing an Autonomous Decentralized P2P Storage with High Confidentiality and Reliability. CANDAR 2017: 439-444 - [c12]Masayuki Fukumitsu, Shingo Hasegawa:
Impossibility of the Provable Security of the Schnorr Signature from the One-More DL Assumption in the Non-programmable Random Oracle Model. ProvSec 2017: 201-218 - 2016
- [c11]Masayuki Fukumitsu, Shingo Hasegawa, Jun-ya Iwazaki, Masao Sakai, Daiki Takahashi:
A Proposal of a Password Manager Satisfying Security and Usability by Using the Secret Sharing and a Personal Server. AINA 2016: 661-668 - [c10]Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya, Ryo Takahashi:
A construction of attribute-based aggregate signatures. ISITA 2016: 76-80 - [c9]Masayuki Fukumitsu, Shingo Hasegawa:
A generic construction of tight security signatures in the non-programmable random oracle model. ISITA 2016: 96-100 - [c8]Masayuki Fukumitsu, Shingo Hasegawa:
Impossibility on the Provable Security of the Fiat-Shamir-Type Signatures in the Non-programmable Random Oracle Model. ISC 2016: 389-407 - [c7]Shingo Hasegawa, Nobuto Matsuhira, Kunihiro Ogata, Eiichi Ono, Tsuyoshi Nakayama:
Motion analysis of wheelchair considering the pectoral girdle mechanism. SII 2016: 120-125 - 2015
- [j6]Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya:
A Strengthened Security Notion for Password-Protected Secret Sharing Schemes. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 98-A(1): 203-212 (2015) - [c6]Masayuki Fukumitsu, Shingo Hasegawa:
Black-Box Separations on Fiat-Shamir-Type Signatures in the Non-Programmable Random Oracle Model. ISC 2015: 3-20 - 2014
- [j5]Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Hiroki Shizuya:
The RSA Group Is Adaptive Pseudo-Free under the RSA Assumption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 97-A(1): 200-214 (2014) - [j4]Shingo Hasegawa, Shuji Isobe:
A Lossy Identification Scheme Using the Subgroup Decision Assumption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 97-A(6): 1296-1306 (2014) - [c5]Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Hiroki Shizuya:
On the Impossibility of Proving Security of Strong-RSA Signatures via the RSA Assumption. ACISP 2014: 290-305 - [c4]Shingo Hasegawa, Shuji Isobe:
Lossy identification schemes from decisional RSA. ISITA 2014: 143-147 - [c3]Shingo Hasegawa, Shuji Isobe:
On the security notions of signcryption. ISITA 2014: 231-235 - [c2]Shingo Hasegawa, Shuji Isobe, Jun-ya Iwazaki, Eisuke Koizumi, Hiroki Shizuya:
Password-protected secret-sharing schemes without random oracles. ISITA 2014: 566-570 - 2013
- [c1]Masayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya:
Toward Separating the Strong Adaptive Pseudo-freeness from the Strong RSA Assumption. ACISP 2013: 72-87
2000 – 2009
- 2009
- [j3]Shingo Hasegawa, Shuji Isobe, Hiroki Shizuya, Katsuhiro Tashiro:
On the pseudo-freeness and the CDH assumption. Int. J. Inf. Sec. 8(5): 347-355 (2009) - 2008
- [j2]Shingo Hasegawa, Hiroyuki Hatanaka, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya:
Making Cryptographic Primitives Harder. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(1): 330-337 (2008) - [j1]Shingo Hasegawa, Shuji Isobe, Hiroki Shizuya:
NPMV-Complete Functions That Compute Discrete Logarithms and Integer Factorization. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(1): 342-344 (2008)
Coauthor Index
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