ZaHyun Koo

According to our database, ZaHyun Koo authored at least 6 papers between 2020 and 2023.

Collaborative distances:

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

2023

Key Reduction in Multi-Key and Threshold Multi-Key Homomorphic Encryptions by Reusing Error.

ZaHyun Koo, Joon-Woo Lee, Jong-Seon No, Young-Sik Kim

IEEE Access, 2023

2022

Enhanced pqsigRM: Code-Based Digital Signature Scheme with Short Signature and Fast Verification for Post-Quantum Cryptography.

Jong-Seon No, Jinkyu Cho, Yongwoo Lee, ZaHyun Koo, Young-Sik Kim

IACR Cryptol. ePrint Arch., 2022

Improving Key Size and Bit-Security of Modified pqsigRM.

Jinkyu Cho, Yongwoo Lee, ZaHyun Koo, Jong-Seon No, Young-Sik Kim

Proceedings of the 13th International Conference on Information and Communication Technology Convergence, 2022

2021

Improved Reduction Between SIS Problems Over Structured Lattices.

ZaHyun Koo, Yongwoo Lee, Joon-Woo Lee, Jong-Seon No, Young-Sik Kim

IEEE Access, 2021

2020

Improved Reduction Between SIS Problems over Structured Lattices.

ZaHyun Koo, Jong-Seon No, Young-Sik Kim

IACR Cryptol. ePrint Arch., 2020

Reduction From Module-SIS to Ring-SIS Under Norm Constraint of Ring-SIS.

ZaHyun Koo, Jong-Seon No, Young-Sik Kim

IEEE Access, 2020