CiCi Yutong Cheng

Ph.D. candidate @Virginia Tech, Department of Computer Science.

prof_pic.jpg

Gilbert Place 4112

Department of Computer Science

Virginia Tech

Blacksburg, VA 24060

About Me

I am a second-year Ph.D. student in the Department of Computer Science at Virginia Tech, advised by Prof. Peng Gao. I received my B.Eng. in Software Engineering from Beijing Jiaotong University. My research mainly focuses on the following topics:

  • Automated and AI-assisted security operations (SecOps)
  • LLM/MLLM specialization and customization
  • Agentic planning, reasoning, and learning

Education & Experience

  • Ph.D. in Computer Science, Virginia Tech, 01/2024-present
  • Research intern at Llama Family, Beijing, 09/2023-12/2023
  • Research intern at AtomEcho, Beijing, 6/2023-09/2023
  • Research assistant, Chinese University of Hong Kong, 9/2022-06/2023
  • Backend development intern, Yuewen Group, Tencent, Beijing, 6/2020-9/2020
  • B.Eng. in Software Engineering, Beijing Jiaotong University, 9/2018-6/2022

News

Mar 25, 2025 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for PETS 2025.
Mar 20, 2025 ๐Ÿฉท๐’ž๐’ถ๐“…๐“ˆ๐“‰โ„ด๐“ƒโ„ฏ I passed my PhD qualification exam and advanced to PhD candidacy!
Mar 13, 2025 ๐Ÿฉต๐’œ๐”€๐’ถ๐“‡๐’น I have been selected for the 2025 CCI SWVA Cyber Innovation Scholarship.
Mar 11, 2025 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed two paper for KDD 2025 Second Cycle.
Feb 26, 2025 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for Asia CCS 2025 Round 2.
Feb 12, 2025 ๐Ÿ’œ๐’ซ๐’ถ๐“…๐‘’๐“‡ Our paper, โ€œCTINEXUS: Automatic Cyber Threat Intelligence Knowledge Graph Construction Using Large Language Modelsโ€ has been accepted by Euro S&P 2025.
Jan 15, 2025 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for Euro S&P 2025 Round 2.
Dec 01, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed two papers for S&P 2025 Second Cycle.
Nov 21, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for Euro S&P 2025 Round 1.
Oct 14, 2024 ๐Ÿ’›๐‘ช๐‘œ๐“ƒ๐’ป๐‘’๐“‡๐‘’๐“ƒ๐’ธ๐“ฎ I attended the CCS 2024 conference in Salt Lake City, USA. ๐ŸŒ†
Some joyful moments: Antelop Island, Utah Museum, City Walk.
Sep 28, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for Asia CCS 2025 Round 1.
Sep 09, 2024 ๐Ÿฉต๐’œ๐”€๐’ถ๐“‡๐’น I have been selected by the Bitshares Fellowship.
Sep 05, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I started serving as the lab lead of the VT Security & Intelligence Lab from this semester.
Aug 27, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for NDSS 2025 Fall Review Cycle Round 2.
Jun 24, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed three papers for NDSS 2025 Fall Review Cycle Round 1.
May 12, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for CCS 2024 Second Review Cycle.
Mar 12, 2024 ๐Ÿฉต๐’œ๐”€๐’ถ๐“‡๐’น I have been selected for the 2024 CCI SWVA Cyber Innovation Scholarship.
Mar 04, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I served as the student organizer of the 2024 DMV Security Workshop.
Feb 15, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for DLSP 2024.
Jan 21, 2024 ๐Ÿฉท๐’ž๐’ถ๐“…๐“ˆ๐“‰โ„ด๐“ƒโ„ฏ I started my PhD journey in Computer Science at Virginia Tech, Go Hokies ๐Ÿฆƒ!
Jan 10, 2024 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for TOPS 2023.
Dec 24, 2023 ๐Ÿค๐’ฎ๐“ฎ๐‘Ÿ๐“‹๐’พ๐“ฌ๐“ฎ I reviewed one paper for Euro S&P 2024.
Nov 01, 2023 ๐Ÿ’œ๐’ซ๐’ถ๐“…๐‘’๐“‡ Our paper โ€œHue: A User-Adaptive Parser for Hybrid Logsโ€ has been accepted by ESEC/FSE 2023.

Latest Posts

Selected Publications

  1. CTINEXUS: Automatic Cyber Threat Intelligence Knowledge Graph Construction Using Large Language Models
    Yutong Cheng ,ย Osama Bajaber,ย Saimon Amanuel Tsegai,ย Dawn Song,ย andย Peng Gao
    In Proceedings of the 10th IEEE European Symposium on Security and Privacy, Euro S&P, 2025
  2. Hue: A user-adaptive parser for hybrid logs
    Junjielong Xu,ย Qiuai Fu,ย Zhouruixing Zhu,ย  Yutong Cheng ,ย Zhijing Li,ย Yuchi Ma,ย andย Pinjia He
    In Proceedings of the 31st ACM Joint European Software Engineering Conference and Symposium on the Foundations of Software Engineering, ESEC/FSE, 2023