Research Areas

Homomorphic
Encryption

Zero-Knowledge
Proof

Secure Multiparty
Computation

Recent Publications

[2026/2120]

Multi-Key FHE with Compact Ciphertexts (or: MKFHE Strikes Back)

Intak Hwang, Seonhong Min, Yongsoo Song

[2025/395] ASIACRYPT

On the (In)security of Approximate Computation Protocols from CKKS

Intak Hwang, Yisol Hwang, Miran Kim, Dongwon Lee, Yongsoo Song

[2026/1585]

Proving Threshold Regev PKE from Adaptive Hint-MLWE: Efficient, Non-interactive, and CCA Secure

Yisol Hwang, Shuichi Katsumata, Seonhong Min, Guilhem Niot, Yongsoo Song