Biography

I am a second-year Ph.D. student (Ph.D. candidate) at the Institute of Network Science and Cyberspace, Tsinghua University. My supervisors are Prof. Baojun Liu and Haixin Duan. I received my Bachelor’s and Master’s degrees from Nankai University in 2020 and 2023 respectively. My research interests include Cybercrime, Data-driven Security, and Huaman-centered Security.

Publication

1. Yijing Liu, Mingxuan Liu, Yiming Zhang, Baojun Liu, Jia Zhang, Geng Hong, Haixin Duan, Min Yang. Dive into the cloud: Unveiling the (Ab)usage of Serverless Cloud Function in the Wild [IMC 2025]

2. Yijing Liu, Yiming Zhang, Baojun Liu, Haixin Duan, Qiang Li, Mingxuan Liu, Ruixuan Li, Jia Yao. Tickets or Privacy? Understand the Ecosystem of Chinese Ticket Grabbing Apps [USENIX Security 2024]

3. Yijing Liu, Yan Jia, Qingyin Tan, Zheli Liu, Luyi Xing. How Are Your Zombie Accounts? Understanding Users’ Practices and Expectations on Mobile App Account Deletion [USENIX Security 2022]

4. Yan Jia, Bin Yuan, Luyi Xing, Dongfang Zhao, Yifan Zhang, XiaoFeng Wang, Yijing Liu, Kaimin Zheng, Peyton Crnjak, Yuqing Zhang, Deqing Zou, Hai Jin. Who’s In Control? On Security Risks of Disjointed IoT Device Management Channels [CCS 2021]

5. Dongjie Li, Siyi Lv, Yanyu Huang, Yijing Liu, Tong Li, Zheli Liu, Liang Guo. Frequency-hiding order-preserving encryption with small client storage [VLDB 2021]

Educations

• [2023.09 - now], Ph.D of Engineering, Major in Cyberspace Security, Tsinghua University, supervised by Prof. BaojunLiu and Haixin Duan.
• [2020.09 - 2023.06], Master of Engineering, Major in Cyberspace Security, Nankai University, supervised by Prof. Zheli Liu.
• [2020.01 - 2020.06], Visiting Scholar, Vrije Universiteit Brussel.
• [2016.09 - 2020.06], Bachelor of Engineering, Major in Information Security (Minor in Law), Nankai University.

Awards

• [2024.11] The 1st Class Outstanding Scholarship, Tsinghua University
• [2023.11] Chern Prize for New Scholars
• [2023.06] Outstanding Graduate of Nankai University
• [2023.05] Zhou Enlai Scholarship (highest student honor in Nankai University) Nomination Award, Nankai University. (20 graduate nominees in the school)
• [2022.12] Chinese National Scholarship

Services

• [2023, 2024] Reviewer of EAI SecureComm
• [2024.09 - 2025.01] Teaching Assistant for “Network Protocol Security Design and Analysis”, Tsinghua University
• [2024.09 - 2025.01] Teaching Assistant for “Internet Architecture and Its Security Fundamentals”, Tsinghua University
• [2024.07] Present at “The PhD Student Forum (Inforsec 2024)”, Hefei, China

Misc

• [2004 - now] Rhythmic Gymnastics Enthusiast. Proud to have maintained my passion for this beautiful sport.