Scholar
Keyan Guo
Google Scholar ID: B8ectpwAAAAJ
Ph.D. Candidate, Computer Science and Engineering, University at Buffalo, New York, United States
Generative AI
AI Safety & Security
AI for Good
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Citations & Impact
All-time
Citations
120
H-index
5
i10-index
3
Publications
15
Co-authors
17
list available
Contact
Email
keyanguo@buffalo.edu
CV
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Publications
3 items
AgentSentry: Mitigating Indirect Prompt Injection in LLM Agents via Temporal Causal Diagnostics and Context Purification
2026
Cited
0
Fortifying LLM-Based Code Generation with Graph-Based Reasoning on Secure Coding Practices
2025
Cited
0
JBShield: Defending Large Language Models from Jailbreak Attacks through Activated Concept Analysis and Manipulation
2025
Cited
0
Resume (English only)
Academic Achievements
Paper accepted by EMNLP 2025 on automatic hate video detection
Paper accepted by USENIX Security Symposium 2025 on jailbreak attack mitigation for LLMs
Paper accepted by NDSS 2025 on harmful meme detection
Paper accepted by USENIX Security 2024 on moderating unsafe user-generated image content using large vision-language models
Multiple papers accepted by 28th CISSE, ICMLA 2024, CHI 2024 Workshop, etc.
Recipient of Internet Society Fellowship at NDSS 2025
Awarded USENIX Conference Student Grant in 2024
Received CSE Best Research Project (PhD) Award at University at Buffalo in 2024
Won CSE Best AI Poster Award at University at Buffalo in 2023
Serving as AEC member for NDSS 2026, PC member for ASONAM 2025, and Artifact TPC member for USENIX Security 2025
Presented talks/tutorials at NDSS 2025, USENIX Security 2024, AAAI ICWSM 2024, IEEE S&P 2024, etc.
Co-authors
17 total
Hongxin Hu
Professor of Computer Science, University at Buffalo, SUNY
Nishant Vishwamitra
Assistant Professor, Information Systems and Cyber Security
Ziming Zhao (赵子铭)
Associate Professor, Northeastern University
Long Cheng
Associate Professor, School of Computing, Clemson University
Wenbo Ding
UNIVERSITY AT BUFFALO
Co-author 6
Co-author 7
Co-author 8
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