collaborators

8 papers

cs.CR2025

Your Trust, Your Terms: A General Paradigm for Near-Instant Cross-Chain Transfer

Di Wu, Jingyu Liu, Xuechao Wang +4

Cross-chain transactions today remain slow, costly, and fragmented. Existing custodial exchanges expose users to counterparty and centralization risks, while non-custodial liquidit…

cs.CV2025

Sparse Autoencoder as a Zero-Shot Classifier for Concept Erasing in Text-to-Image Diffusion Models

Zhihua Tian, Sirun Nan, Ming Xu +5

Text-to-image (T2I) diffusion models have achieved remarkable progress in generating high-quality images but also raise people's concerns about generating harmful or misleading con…

cs.SI2025

Towards Collaborative Anti-Money Laundering Among Financial Institutions

Zhihua Tian, Yuan Ding, Wenjie Qu +4

Money laundering is the process that intends to legalize the income derived from illicit activities, thus facilitating their entry into the monetary flow of the economy without jeo…

cs.CR2025

Activation Approximations Can Incur Safety Vulnerabilities Even in Aligned LLMs: Comprehensive Analysis and Defense

Jiawen Zhang, Kejia Chen, Lipeng He +7

Large Language Models (LLMs) have showcased remarkable capabilities across various domains. Accompanying the evolving capabilities and expanding deployment scenarios of LLMs, their…

cs.CR2025

LookAhead: Preventing DeFi Attacks via Unveiling Adversarial Contracts

Shoupeng Ren, Lipeng He, Tianyu Tu +4

The exploitation of smart contract vulnerabilities in Decentralized Finance (DeFi) has resulted in financial losses exceeding 3 billion US dollars. Existing defense mechanisms prim…

cs.LG2024

Attributed Graph Clustering in Collaborative Settings

Rui Zhang, Xiaoyang Hou, Zhihua Tian +5

Graph clustering is an unsupervised machine learning method that partitions the nodes in a graph into different groups. Despite achieving significant progress in exploiting both at…