Provably Secure Approximate Computation Protocols from CKKS
Published in Insubmission, 2025
This paper investigates the (standard/liberal) security of approximate MPC from CKKS.
Recommended citation: https://eprint.iacr.org/2025/395.pdf
Publications
Harnessing the potential of shared data in a secure, inclusive, and resilient manner via multi-key homomorphic encryption
Published in Scientific Reports, 2024
This paper is about privacy-preserving logistic regression model using multi-key homomoprhic encrypton scheme.
Recommended citation: https://www.nature.com/articles/s41598-024-63393-1.pdf
Functional Bootstrapping for packed ciphertext via homomorphic LUT evaluation
Published in Insubmission, 2024
This paper is about the new framework about FV bootstrapping that can perform non-arithmetic operation at the same time as (original) bootstrapping.
Recommended citation: https://eprint.iacr.org/2024/181.pdf
A General Framework of Homomorphic Encryption for Multiple Parties with Non-Interactive Key-Aggregation
Published in ACNS, 2024
This paper is about a new HE primitive, called Multi-Group HE (MGHE) providing integration between MPHE and MKHE which are HE variants for multiple parties
Recommended citation: https://eprint.iacr.org/2021/1412.pdf
BlindFilter: Privacy-Preserving Spam Email Detection Using Homomorphic Encryption
Published in SRDS 23, 2023
This paper is about privacy-preserving Naive-Bayesian spam filtering model by applying homomorphic encryption in spam filtering model.
Recommended citation: https://seclab.skku.edu/wp-content/uploads/2023/09/291000a035.pdf
Toward Practical Lattice-based Proof of Knowledge from Hint-MLWE
Published in CRYPTO, 2023
This paper is about improving the state-of-the-art proof of knowledge protocols for RLWE-based public key encryption and BDLOP commitment scheme.
Recommended citation: https://eprint.iacr.org/2023/623.pdf
Accelerating HE Operations from Key Decomposition Technique
Published in CRYPTO, 2023
This paper is about the improved external product which is a main building block of HE operations.
Recommended citation: https://eprint.iacr.org/2023/413.pdf
PP-GSM: Privacy-preserving graphical security model for security assessment as a service
Published in FGCS (journal), 2023
This paper is about the privacy-preserving graphical security model (PP-GSM).
Recommended citation: https://www.sciencedirect.com/science/article/pii/S0167739X22004459
Asymptotically Faster Multi-Key Homomorphic Encryption from Homomorphic Gadget Decomposition
Published in ACM CCS, 2023
This paper is about the improved multi-key homomoprhic encryption scheme.
Recommended citation: https://eprint.iacr.org/2022/347.pdf