个人简介

来齐齐，河南新乡人，副教授。2015年7月份获西安电子科技大学密码学专业博士学位。2011年3月份获西安电子科技大学密码学专业硕士学位。2008年7月份获解放军信息工程大学信息安全专业学士学位。

学术论文

[1] Qiqi Lai, Chongshen Chen, Feng-Hao Liu, Qi Wang, Zhedong Wang, Tianyu Zhao: DualMS 2.0: Practical Lattice-Based Two-Round Fiat-Shamir Multi-Signature with Better Efficiency. Accepted by ACM CCS 2026.

[2] Ying Li, Lei Zhang, Qiqi Lai: Non-Interactive Key Exchange from Lattices in the Standard Model. Accepted by USENIX Security 2026.

[3] Qiqi Lai, Feng-Hao Liu, Yang Lu, Haiyang Xue, Yong Yu, Yuan Chen: Scalable Two-Round n-Out-of-n and Multi-signatures from Lattices in the Quantum Random Oracle Model. PKC (1) 2026: 235-268.

[4]  Zhedong Wang, Qiqi Lai*, Feng-Hao Liu: Almost tight security in lattices with polynomial moduli - PRF, IBE, all-but-many LTF, and more. Des. Codes Cryptogr. 93(3): 503-551 (2025) (full version of paper in PKC 2019)

[5] Yuejun Wang, Baocang Wang, Qiqi Lai*, Yu Zhan: Identity-based matchmaking encryption with stronger security and instantiation on lattices. Theor. Comput. Sci. 1029: 115048 (2025).

[6] Yuejun Wang, Baocang Wang, Qiqi Lai*, Huaxiong Wang: Predicate Encryption from Lattices: Enhanced Compactness and Refined Functionality. PKC (3) 2025: 37-67

[7] Zhedong Wang, Qiqi Lai*, Feng-Hao Liu: Ring/Module Learning with Errors Under Linear Leakage - Hardness and Applications. PKC (2) 2024: 275-304

[8] Qiqi Lai, Feng-Hao Liu, Zhedong Wang: Leakage-resilient sf IBE/sf ABE with optimal leakage rates from lattices. Des. Codes Cryptogr. 92(6): 1541-1597 (2024) (full version of paper in PKC 2022)

[9] Qiqi Lai, Feng-Hao Liu, Anna Lysyanskaya, Zhedong Wang: Lattice-based Commit-Transferrable Signatures and Applications to Anonymous Credentials. IACR Cryptol. ePrint Arch. 2023: 766 (2023)

[10] Qiqi Lai, Feng-Hao Liu, Zhedong Wang. Leakage-Resilient IBE/ABE with Optimal Leakage Rates from Lattices. Public Key Cryptography (PKC) 2022: 225-255.

[11] Qiqi Lai, Feng-Hao Liu, Zhedong Wang. New Lattice Two-Stage Sampling Technique and its Applications to Functional Encryption - Stronger Security and Smaller Ciphertexts. EUROCRYPT 2021: 498-527.

[12] Qiqi Lai, Feng-Hao Liu, Zhedong Wang. Rate-1 Key-Dependent Message Security via Reusable Homomorphic Extractor against Correlated-Source Attacks. Public Key Cryptography (PKC) 2021: 421-450.

[13] Qiqi Lai, Feng-Hao Liu, Zhedong Wang. Almost Tight Security in Lattices with Polynomial Moduli - PRF, IBE, All-but-many LTF, and More. Public Key Cryptography (PKC) 2020: 652-681.

[14] En Zhang, Feng-Hao Liu, Qiqi Lai*, Ganggang Jin, Yu Li. Efficient Multi-Party Private Set Intersection Against Malicious Adversaries. CCSW@CCS 2019: 93-104

科研项目

[1] 国家自然科学基金面上项目（2022.01-2025.12，主持）

[2] 国家自然科学基金青年项目（2019.1-2021.12，主持）

[3] 陕西省自然科学基金青年项目（2019.1-2020.12，主持）

[4] 综合业务网理论及关键技术（ISN）国家重点实验室开放课题（2021.1-2022.12，主持）

[5] 河南省网络密码技术重点实验室（LNCT）开放课题（2022.1-2023.12，主持）

[6] 密码科学技术全国重点实验室开放课题（2022.6-2024.6，主持）