I’m a Research Associate at Institute of Information Engineering, Chinese Academy of Sciences (IIE, CAS).

My research focuses on Cryptography, with a particular emphasis on the theory, implementation and application of Fully Homomorphic Encryption (FHE).

You can find my publications and citation statistics on my
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My research focuses on Cryptography, with a particular emphasis on the theory, implementation and application of Fully Homomorphic Encryption (FHE).
I obtained my PhD degree in cybersecurity at IIE, CAS.
Before coming to IIE, I obtained my Bachelor’s degree in Mathematics and Applied Mathematics at Taishan College, Shandong University.

🔥 News

Decoupled TFHE-type Functional Bootstrapping, Zhihao Li, Xuan Shen, Xianhui Lu, Ruida Wang, Yuan Zhao, Zhiwei Wang, CCS26

📝 Selected Publications

Circuit Bootstrapping: Faster and Smaller Ruida Wang, Yundi Wen, Zhihao Li, Xianhui Lu*, Benqiang Wei, Kun Liu, Kunpeng Wang Annual International Conference on the Theory and Applications of Cryptographic Techniques (EUROCRYPT) • 2024

Refined TFHE Leveled Homomorphic Evaluation and Its Application Ruida Wang, Jincheol Ha (co-first author), Xuan Shen, Xianhui Lu, Chunling Chen, Kunpeng Wang, Jooyoung Lee ACM SIGSAC Conference on Computer and Communications Security (CCS) • 2025

Phalanx: An FHE-Friendly SNARK for Verifiable Computation on Encrypted Data Xinxuan Zhang, Ruida Wang*, Zeyu Liu, Binwu Xiang, Yi Deng, Xianhui Lu ACM SIGSAC Conference on Computer and Communications Security (CCS) • 2025

Decoupled TFHE-type Functional Bootstrapping Zhihao Li, Xuan Shen, Xianhui Lu*, Ruida Wang, Yuan Zhao, Zhiwei Wang CCS2026

🎖 Honors and Awards

📖 Educations

I obtained my PhD degree in cybersecurity at IIE, CAS.
Before coming to IIE, I obtained my Bachelor’s degree in Mathematics and Applied Mathematics at Taishan College, Shandong University.

🧪 Research Keywords

Fully Homomorphic Encryption (FHE) · TFHE / FHEW · Programmable Bootstrapping · Homomorphic LUTs ·
FHE Instruction Set Architecture (FHE-ISA) · Bootstrapping over Algebraic Structures ·