Yupei Liu
Scholar

Yupei Liu

Google Scholar ID: 52VEwW8AAAAJ
Penn State University
Large Language ModelsAI SecuritySecurity & Privacy
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Citations & Impact
All-time
Citations
762
 
H-index
7
 
i10-index
6
 
Publications
14
 
Co-authors
12
list available
Contact
Emailliu00222115020256@outlook.comGitHubOpen ↗LinkedInOpen ↗
Publications
9 items
PIShield: Detecting Prompt Injection Attacks via Intrinsic LLM Features
2025
Cited
0
PromptLocate: Localizing Prompt Injection Attacks
2025
Cited
0
SecInfer: Preventing Prompt Injection via Inference-time Scaling
2025
Cited
0
A Critical Evaluation of Defenses against Prompt Injection Attacks
2025
Cited
0
DataSentinel: A Game-Theoretic Detection of Prompt Injection Attacks
2025
Cited
0
SecureGaze: Defending Gaze Estimation Against Backdoor Attacks
2025
Cited
0
TrojanDec: Data-free Detection of Trojan Inputs in Self-supervised Learning
2025
Cited
0
Evaluating LLM-based Personal Information Extraction and Countermeasures
2024
Cited
0
Resume (English only)
Co-authors
12 total
Jinyuan Jia
Jinyuan Jia
Assistant Professor, Penn State
Neil Zhenqiang Gong
Neil Zhenqiang Gong
Associate Professor, Duke University
Yuqi Jia
Yuqi Jia
Duke University
Runpeng Geng
Runpeng Geng
Wuhan University | Penn State
Hongbin Liu
Hongbin Liu
Google Deepmind
R. Spencer Hallyburton
R. Spencer Hallyburton
PhD Student
Co-author 7
Co-author 7
Co-author 8
Co-author 8