CiCi Yutong Cheng

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

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About Me

I am a Ph.D. candidate in the Department of Computer Science at Virginia Tech, advised by Prof. Peng Gao. I received my B.Eng. in Software Engineering from BJTU. My research focuses on:

  • AI Agent Security
  • AI-Driven Security Operation

Internships & Experience

  • Algorithm development intern at MetaGPT, Remote, 10/2024-12/2024
  • Algorithm development intern at AtomEcho, Beijing, 6/2023-12/2023
  • Backend development intern, Yuewen Group, Tencent, Beijing, 6/2020-9/2020

News

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.
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.
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.
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.
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!
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.

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
    Adopted by cybersecurity companies (ThreatConnect, Palo Alto Networks) for automated threat intelligence analysis.
  2. ESEC/FSE 2023
    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