7 papers
RECUR: Resource Exhaustion Attack via Recursive-Entropy Guided Counterfactual Utilization and Reflection
Ziwei Wang, Yuanhe Zhang, Jing Chen +6
Large Reasoning Models (LRMs) employ reasoning to address complex tasks. Such explicit reasoning requires extended context lengths, resulting in substantially higher resource consu…
CSI2Dig: Recovering Digit Content from Smartphone Loudspeakers Using Channel State Information
Yangyang Gu, Xianglong Li, Haolin Wu +4
Eavesdropping on sounds emitted by mobile device loudspeakers can capture sensitive digital information, such as SMS verification codes, credit card numbers, and withdrawal passwor…
WAFBOOSTER: Automatic Boosting of WAF Security Against Mutated Malicious Payloads
Cong Wu, Jing Chen, Simeng Zhu +3
Web application firewall (WAF) examines malicious traffic to and from a web application via a set of security rules. It plays a significant role in securing Web applications agains…
SCR-Auth: Secure Call Receiver Authentication on Smartphones Using Outer Ear Echoes
Xiping Sun, Jing Chen, Kun He +5
Receiving calls is one of the most universal functions of smartphones, involving sensitive information and critical operations. Unfortunately, to prioritize convenience, the curren…
Semantic Sleuth: Identifying Ponzi Contracts via Large Language Models
Cong Wu, Jing Chen, Ziwei Wang +2
Smart contracts, self-executing agreements directly encoded in code, are fundamental to blockchain technology, especially in decentralized finance (DeFi) and Web3. However, the ris…
HeteroSample: Meta-path Guided Sampling for Heterogeneous Graph Representation Learning
Ao Liu, Jing Chen, Ruiying Du +4
The rapid expansion of Internet of Things (IoT) has resulted in vast, heterogeneous graphs that capture complex interactions among devices, sensors, and systems. Efficient analysis…