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ORCIDYasufumi Hashimoto
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2020 – today
- 2023
[j13]Yasufumi Hashimoto:
Solving the Problem of Blockwise Isomorphism of Polynomials with Circulant Matrices. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106(3): 185-192 (2023)- [j12]Yasufumi Hashimoto:
An improvement of algorithms to solve under-defined systems of multivariate quadratic equations. JSIAM Lett. 15: 53-56 (2023) - 2022
- [j11]Yasufumi Hashimoto:
Key recovery attack on Hufu-UOV. JSIAM Lett. 14: 1-4 (2022) - [i16]Yasufumi Hashimoto:
An elementary construction of QR-UOV. IACR Cryptol. ePrint Arch. 2022: 145 (2022) - 2021
- [c8]Yasufumi Hashimoto
:
Solving the Problem of Blockwise Isomorphism of Polynomials with Circulant Matrices. IWSEC 2021: 137-150 - [i15]Yasufumi Hashimoto:
Solving the problem of Blockwise Isomorphism of Polynomials with Circulant matrices. IACR Cryptol. ePrint Arch. 2021: 385 (2021) - [i14]Yasufumi Hashimoto:
On the security of Hufu-UOV. IACR Cryptol. ePrint Arch. 2021: 1044 (2021) - [i13]Yasufumi Hashimoto:
Minor improvements of algorithm to solve under-defined systems of multivariate quadratic equations. IACR Cryptol. ePrint Arch. 2021: 1045 (2021) - [i12]Yasufumi Hashimoto:
On the modifier Q for multivariate signature schemes. IACR Cryptol. ePrint Arch. 2021: 1046 (2021) - 2020
- [i11]Yasufumi Hashimoto:
On the security of Diene-Thabet-Yusuf's cubic multivariate signature scheme. IACR Cryptol. ePrint Arch. 2020: 1120 (2020)
2010 – 2019
- 2019
- [j10]Yasufumi Hashimoto, Yasuhiko Ikematsu, Tsuyoshi Takagi:
Chosen Message Attack on Multivariate Signature ELSA at Asiacrypt 2017. J. Inf. Process. 27: 517-524 (2019) - [j9]Yasufumi Hashimoto:
Key recovery attack on Circulant UOV/Rainbow. JSIAM Lett. 11: 45-48 (2019) - [i10]Yasufumi Hashimoto:
A note on the multivariate cryptosystem based on a linear code. IACR Cryptol. ePrint Arch. 2019: 1396 (2019) - 2018
- [j8]Yasufumi Hashimoto:
High-rank attack on HMFEv. JSIAM Lett. 10: 21-24 (2018) - [c7]Yasufumi Hashimoto, Yasuhiko Ikematsu, Tsuyoshi Takagi:
Chosen Message Attack on Multivariate Signature ELSA at Asiacrypt 2017. IWSEC 2018: 3-18 - [i9]Yasufumi Hashimoto, Yasuhiko Ikematsu, Tsuyoshi Takagi:
Chosen Message Attack on Multivariate Signature ELSA at Asiacrypt 2017. IACR Cryptol. ePrint Arch. 2018: 310 (2018) - [i8]Yasufumi Hashimoto:
On the security of Circulant UOV/Rainbow. IACR Cryptol. ePrint Arch. 2018: 947 (2018) - 2017
- [j7]Yasufumi Hashimoto:
Key Recovery Attacks on Multivariate Public Key Cryptosystems Derived from Quadratic Forms over an Extension Field. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 100-A(1): 18-25 (2017) - [j6]Yasufumi Hashimoto:
Chosen ciphertext attack on ZHFE. JSIAM Lett. 9: 21-24 (2017) - [p1]Yasufumi Hashimoto:
Multivariate Public Key Cryptosystems. CREST Crypto-Math Project 2017: 17-42 - [i7]Yasufumi Hashimoto:
On the security of HMFEv. IACR Cryptol. ePrint Arch. 2017: 689 (2017) - 2016
- [j5]Yasufumi Hashimoto:
Cryptanalysis of the Multivariate Signature Scheme Proposed in PQCrypto 2013. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 99-A(1): 58-65 (2016) - [i6]Yasufumi Hashimoto:
A note on Tensor Simple Matrix Encryption Scheme. IACR Cryptol. ePrint Arch. 2016: 65 (2016) - [i5]Yasufumi Hashimoto:
On the security of new vinegar-like variant of multivariate signature scheme. IACR Cryptol. ePrint Arch. 2016: 787 (2016) - [i4]Yasufumi Hashimoto:
On the security of Cubic UOV. IACR Cryptol. ePrint Arch. 2016: 788 (2016) - 2015
- [j4]Yasufumi Hashimoto:
Cryptanalysis of the Quaternion Rainbow. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 98-A(1): 144-152 (2015) - [i3]Yasufumi Hashimoto:
Cryptanalysis of multi-HFE. IACR Cryptol. ePrint Arch. 2015: 1160 (2015) - 2014
- [j3]Hiroyuki Miura, Yasufumi Hashimoto, Tsuyoshi Takagi:
Extended Algorithm for Solving Underdefined Multivariate Quadratic Equations. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 97-A(6): 1418-1425 (2014) - [c6]Chen-Mou Cheng, Yasufumi Hashimoto, Hiroyuki Miura, Tsuyoshi Takagi:
A Polynomial-Time Algorithm for Solving a Class of Underdetermined Multivariate Quadratic Equations over Fields of Odd Characteristics. PQCrypto 2014: 40-58 - [c5]Yasufumi Hashimoto:
Cryptanalysis of the Multivariate Signature Scheme Proposed in PQCrypto 2013. PQCrypto 2014: 108-125 - 2013
- [j2]Yasufumi Hashimoto, Tsuyoshi Takagi, Kouichi Sakurai:
General Fault Attacks on Multivariate Public Key Cryptosystems. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 96-A(1): 196-205 (2013) - [c4]Yasufumi Hashimoto:
Cryptanalysis of the Quaternion Rainbow. IWSEC 2013: 244-257 - [c3]Hiroyuki Miura, Yasufumi Hashimoto, Tsuyoshi Takagi:
Extended Algorithm for Solving Underdefined Multivariate Quadratic Equations. PQCrypto 2013: 118-135 - 2011
- [j1]Yasufumi Hashimoto:
Algorithms to Solve Massively Under-Defined Systems of Multivariate Quadratic Equations. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 94-A(6): 1257-1262 (2011) - [c2]Yasufumi Hashimoto, Tsuyoshi Takagi, Kouichi Sakurai:
General Fault Attacks on Multivariate Public Key Cryptosystems. PQCrypto 2011: 1-18 - 2010
- [c1]Yasufumi Hashimoto:
On Small Secret Key Attack against RSA with High Bits Known Prime Factor. IWSEC (Short Papers) 2010: 14-25 - [i2]Yasufumi Hashimoto:
On small secret key attack against RSA with high bits known prime factor. IACR Cryptol. ePrint Arch. 2010: 657 (2010)
2000 – 2009
- 2009
- [i1]Yasufumi Hashimoto:
Algorithms to solve massively under-defined systems of multivariate quadratic equations. IACR Cryptol. ePrint Arch. 2009: 154 (2009)
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