主要研究成果： 主要研究方向是同态加密、隐私保护计算与密码软硬件协同加速，于EUROCRYPT、IEEE S&P、ACM CCS、NDSS、USENIX Security等多个领域的高水平会议及期刊发表论文四十余篇，获ACM CCS 2023杰出论文奖。主持国家重点研发计划青年科学家、国家自然基金委面上等项目，入选第九届中国科协青年人才托举工程；指导学生参加“金融密码杯”全国密码应用和技术创新大赛，获创新赛道二等奖、优秀领队奖，指导学生参加全国大学生信息安全竞赛获得一等奖，指导学生2人获北京市优秀毕业生、5人获校级优秀毕业生、5人获校级三好学生、4人获校级学业一等奖学金，协助指导1名学生获批国家自然科学基金青年学生基础研究项目；担任多个跨领域的国际会议与期刊的程序委员与审稿人, 包括ACM CCS、CVPR及IEEE TIFS等。 代表性成果： 1. Song Bian, Yintai Sun, Zian Zhao, Haowen Pan, Mingzhe Zhang, Zhenyu Guan, Libra: Pattern-Scheduling Co-Optimization for Cross-Scheme FHE Code Generation over GPGPU, USENIX Security Symposium, August 2026. 2. Song Bian, Yunhao Fu, Ruiyu Shen, Haowen Pan, Anyu Wang, Zhenyu Guan, High-Precision Functional Bootstrapping for CKKS from Fourier Extension, EUROCRYPT, May 2026. 3. Ran Mao, Zhou Zhang, Zian Zhao, Zhenyu Guan, Peng Yin, Song Bian, SALUS: Large-Scale Homomorphic Circuit Synthesis via Logic-Aware LUT Optimization, IEEE Transactions on Information Forensics and Security (TIFS), January, 2026. 4. Song Bian, Haowen Pan, Jiaqi Hu, Zhou Zhang, Yunhao Fu, Jiafeng Hua, Yi Chen, Bo Zhang, Yier Jin, Jin Dong, and Zhenyu Guan, Engorgio: An Arbitrary-Precision Unbounded-Size Hybrid Encrypted Database via Quantized Fully Homomorphic Encryption, USENIX Security Symposium, August 2025. 5. Song Bian, Zian Zhao, Ruiyu Shen, Zhou Zhang, Ran Mao, Dawei Li, Yizhong Liu, Masaki Waga, Kohei Suenaga, Zhenyu Guan, Jiafeng Hua, Yier Jin, and Jianwei Liu, CHLOE: Loop Transformation over Fully Homomorphic Encryption via Multi-Level Vectorization and Control-Path Reduction, IEEE Symposium on Security and Privacy (S&P), May 2025. 6. Song Bian, Yunhao Fu, Dong Zhao, Haowen Pan, Yuexiang Jin, Jiayue Sun, Hui Qiao, Zhenyu Guan, FHECAP: An Encrypted Control System With Piecewise Continuous Actuation, IEEE Transactions on Information Forensics and Security (TIFS), April 2025. 7. Zhenyu Guan, Yongqing Zhu, Luchang Lei, Hongyang Jia, Yi Chen, Bo Zhang, Changrui Ren, Jin Dong, Song Bian, MCHEAS: Optimizing Large-Parameter NTT Over Multicluster In-Situ FHE Accelerating System, IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), March 2025. 8. Zhou Zhang, Song Bian, Zian Zhao, Ran Mao, Haoyi Zhou, Jiafeng Hua, Yier Jin, and Zhenyu Guan, ArcEDB: An Arbitrary-Precision Encrypted Database via (Amortized) Modular Homomorphic Encryption, ACM Conference on Computer and Communications Security (CCS), October 2024. 9. Song Bian, Zian Zhao, Zhou Zhang, Ran Mao, Kohei Suenaga, Yier Jin, Zhenyu Guan, and Jianwei Liu, HEIR: A Unified Representation for Cross-Scheme Compilation of Fully Homomorphic Computation, Network and Distributed System Security Symposium (NDSS), February 2024. 10. Song Bian, Zhou Zhang, Haowen Pan, Ran Mao, Zian Zhao, Yier Jin, and Zhenyu Guan, HE3DB: An Efficient and Elastic Encrypted Database Via Arithmetic-And-Logic Fully Homomorphic Encryption, ACM Conference on Computer and Communications Security (CCS), November 2023 (Distinguished Paper Award). 其他发表论文：见https://sbian3.github.io/ 研究团队长期招收密码学、信息安全、计算机体系结构及人工智能安全方向博士、硕士研究生，欢迎本科同学加入团队实习交流。 |
