8 papers
Tracing the Shadows: Automatic Tracking and Analysis of Crypto Money Laundering via Transaction Semantic Analysis
Hao Wu, Haijun Wang, Shangwang Li +4
With the rapid advancement of decentralized finance (DeFi), security incidents related to cryptocurrency have become increasingly prevalent. After such incidents, attackers typical…
TrapHunter: Exposing Covert Pathways in Trap Token Contracts
Yin Wu, Yixuan Liu, Yi Li +5
Standardized token contracts (e.g., ERC-20) form the foundation of digital assets. However, attackers increasingly abuse this standardization to disguise malicious trap tokens. Unl…
MosaicKV: Serving Long-Context LLM with Dynamic Two-D KV Cache Compression
Sheng Qiang, Ruiwei Chen, Yinpeng Wu +5
Long-context LLM services now sustain prompts with hundreds of thousands to millions of tokens, making the key-value (KV) cache a first-order serving cost. Because the cache grows…
FlexServe: A Fast and Secure LLM Serving System for Mobile Devices with Flexible Resource Isolation
Yinpeng Wu, Yitong Chen, Lixiang Wang +3
Device-side Large Language Models (LLMs) have grown explosively, offering stronger privacy and higher availability than their cloud-side counterparts. During LLM inference, both th…
FlexServe: A Fast and Secure LLM Serving System for Mobile Devices with Flexible Resource Isolation
Yinpeng Wu, Yitong Chen, Lixiang Wang +3
Device-side Large Language Models (LLMs) have witnessed explosive growth, offering higher privacy and availability compared to cloud-side LLMs. During LLM inference, both model wei…
ETrace:Event-Driven Vulnerability Detection in Smart Contracts via LLM-Based Trace Analysis
Chenyang Peng, Haijun Wang, Yin Wu +4
With the advance application of blockchain technology in various fields, ensuring the security and stability of smart contracts has emerged as a critical challenge. Current securit…