Yasuhiko Ikematsu

According to our database, Yasuhiko Ikematsu authored at least 32 papers between 2016 and 2024.

Collaborative distances:

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

2024

Hilbert Series for Systems of UOV Polynomials.

Yasuhiko Ikematsu, Tsunekazu Saito

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024

Revisiting the security analysis of SNOVA.

Yasuhiko Ikematsu, Rika Akiyama

IACR Cryptol. ePrint Arch., 2024

2023

Recent progress in the security evaluation of multivariate public-key cryptography.

Yasuhiko Ikematsu, Shuhei Nakamura, Tsuyoshi Takagi

IET Inf. Secur., March, 2023

A New Analysis of the Kipnis-Shamir Method Solving the MinRank Problem.

Shuhei Nakamura, Yacheng Wang, Yasuhiko Ikematsu

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., March, 2023

A security analysis on MQ-Sign.

Yasuhiko Ikematsu, Hyungrok Jo, Takanori Yasuda

IACR Cryptol. ePrint Arch., 2023

A New Security Analysis Against MAYO and QR-UOV Using Rectangular MinRank Attack.

Hiroki Furue, Yasuhiko Ikematsu

Proceedings of the Advances in Information and Computer Security, 2023

2022

Three-Pass Identification Scheme Based on MinRank Problem with Half Cheating Probability.

Bagus Santoso, Yasuhiko Ikematsu, Shuhei Nakamura, Takanori Yasuda

CoRR, 2022

Lattice-Based Public Key Cryptosystems Invoking Linear Mapping Mask.

Yuntao Wang, Yasuhiko Ikematsu, Takanori Yasuda

Proceedings of the Provable and Practical Security, 2022

2021

New complexity estimation on the Rainbow-Band-Separation attack.

Shuhei Nakamura, Yasuhiko Ikematsu, Yacheng Wang, Jintai Ding, Tsuyoshi Takagi

Theor. Comput. Sci., 2021

Algebraic approaches for solving isogeny problems of prime power degrees.

Yasushi Takahashi, Momonari Kudo, Ryoya Fukasaku, Yasuhiko Ikematsu, Masaya Yasuda, Kazuhiro Yokoyama

J. Math. Cryptol., 2021

Security Analysis on an El-Gamal-like Multivariate Encryption Scheme Based on Isomorphism of Polynomials.

Yasuhiko Ikematsu, Shuhei Nakamura, Bagus Santoso, Takanori Yasuda

IACR Cryptol. ePrint Arch., 2021

A Trace Map Attack Against Special Ring-LWE Samples.

Yasuhiko Ikematsu, Satoshi Nakamura, Masaya Yasuda

Proceedings of the Advances in Information and Computer Security, 2021

Security Analysis via Algebraic Attack Against "A New Encryption Scheme for Multivariate Quadratic System".

Yasuhiko Ikematsu, Shuhei Nakamura

Proceedings of the Seventh International Conference on Mathematics and Computing, 2021

A Study on Randomness Used in Signature Generation of UOV.

Yasuhiko Ikematsu

Proceedings of the Seventh International Conference on Mathematics and Computing, 2021

Security Analysis on an ElGamal-Like Multivariate Encryption Scheme Based on Isomorphism of Polynomials.

Yasuhiko Ikematsu, Shuhei Nakamura, Bagus Santoso, Takanori Yasuda

Proceedings of the Information Security and Cryptology - 17th International Conference, 2021

2020

Analysis on the MinRank Attack using Kipnis-Shamir Method Against Rainbow.

Shuhei Nakamura, Yacheng Wang, Yasuhiko Ikematsu

IACR Cryptol. ePrint Arch., 2020

Security Analysis Against "A New Encryption Scheme for Multivariate Quadratic Systems".

Yasuhiko Ikematsu, Shuhei Nakamura

IACR Cryptol. ePrint Arch., 2020

A New Variant of Unbalanced Oil and Vinegar Using Quotient Ring: QR-UOV.

Hiroki Furue, Yasuhiko Ikematsu, Yutaro Kiyomura, Tsuyoshi Takagi

IACR Cryptol. ePrint Arch., 2020

Revisiting the Minrank Problem on Multivariate Cryptography.

Yacheng Wang, Yasuhiko Ikematsu, Shuhei Nakamura, Tsuyoshi Takagi

Proceedings of the Information Security Applications - 21st International Conference, 2020

A Structural Attack on Block-Anti-Circulant UOV at SAC 2019.

Hiroki Furue, Koha Kinjo, Yasuhiko Ikematsu, Yacheng Wang, Tsuyoshi Takagi

Proceedings of the Post-Quantum Cryptography - 11th International Conference, 2020

Solving the Search-LWE Problem by Lattice Reduction over Projected Bases.

Satoshi Nakamura, Nariaki Tateiwa, Koha Kinjo, Yasuhiko Ikematsu, Masaya Yasuda, Katsuki Fujisawa

Proceedings of the Sixth International Conference on Mathematics and Computing, 2020

Dynamic Self-dual DeepBKZ Lattice Reduction with Free Dimensions.

Satoshi Nakamura, Yasuhiko Ikematsu, Masaya Yasuda

Proceedings of the Sixth International Conference on Mathematics and Computing, 2020

Cryptanalysis of GiophantusTM Schemes against Hybrid Attack.

Yuntao Wang, Yasuhiko Ikematsu, Koichiro Akiyama, Tsuyoshi Takagi

Proceedings of the 7th on ASIA Public-Key Cryptography Workshop, 2020

Hybrid Meet-in-the-Middle Attacks for the Isogeny Path-Finding Problem.

Yasuhiko Ikematsu, Ryoya Fukasaku, Momonari Kudo, Masaya Yasuda, Katsuyuki Takashima, Kazuhiro Yokoyama

Proceedings of the 7th on ASIA Public-Key Cryptography Workshop, 2020

2019

Chosen Message Attack on Multivariate Signature ELSA at Asiacrypt 2017.

Yasufumi Hashimoto, Yasuhiko Ikematsu, Tsuyoshi Takagi

J. Inf. Process., 2019

The Secure Parameters and Efficient Decryption Algorithm for Multivariate Public Key Cryptosystem EFC.

Yacheng Wang, Yasuhiko Ikematsu, Dung Hoang Duong, Tsuyoshi Takagi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019

2018

An Efficient Key Generation of ZHFE Public Key Cryptosystem.

Yasuhiko Ikematsu, Dung Hoang Duong, Albrecht Petzoldt, Tsuyoshi Takagi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018

HFERP - A New Multivariate Encryption Scheme.

Yasuhiko Ikematsu, Ray A. Perlner, Daniel Smith-Tone, Tsuyoshi Takagi, Jeremy Vates

Proceedings of the Post-Quantum Cryptography - 9th International Conference, 2018

An Improvement on the Linear Algebraic Attack for the Indeterminate Equation Encryption Scheme.

Yasuhiko Ikematsu, Koichiro Akiyama, Tsuyoshi Takagi

Proceedings of the International Symposium on Information Theory and Its Applications, 2018

Efficient Decryption Algorithms for Extension Field Cancellation Type Encryption Schemes.

Yacheng Wang, Yasuhiko Ikematsu, Dung Hoang Duong, Tsuyoshi Takagi

Proceedings of the Information Security and Privacy - 23rd Australasian Conference, 2018

2017

A Public-key Encryption Scheme Based on Non-linear Indeterminate Equations (Giophantus).

Koichiro Akiyama, Yasuhiro Goto, Shinya Okumura, Tsuyoshi Takagi, Koji Nuida, Goichiro Hanaoka, Hideo Shimizu, Yasuhiko Ikematsu

IACR Cryptol. ePrint Arch., 2017

2016

Revisiting the Efficient Key Generation of ZHFE.

Yasuhiko Ikematsu, Dung Hoang Duong, Albrecht Petzoldt, Tsuyoshi Takagi

IACR Cryptol. ePrint Arch., 2016