Search Results for author: Yuncheng Wu

Found 7 papers, 2 papers with code

Exploring Privacy and Fairness Risks in Sharing Diffusion Models: An Adversarial Perspective

no code implementations28 Feb 2024 Xinjian Luo, Yangfan Jiang, Fei Wei, Yuncheng Wu, Xiaokui Xiao, Beng Chin Ooi

We demonstrate that the sharer can execute fairness poisoning attacks to undermine the receiver's downstream models by manipulating the training data distribution of the diffusion model.

Fairness

Secure and Verifiable Data Collaboration with Low-Cost Zero-Knowledge Proofs

no code implementations26 Nov 2023 Yizheng Zhu, Yuncheng Wu, Zhaojing Luo, Beng Chin Ooi, Xiaokui Xiao

In this paper, we propose a novel and highly efficient solution RiseFL for secure and verifiable data collaboration, ensuring input privacy and integrity simultaneously. Firstly, we devise a probabilistic integrity check method that significantly reduces the cost of ZKP generation and verification.

Federated Learning

Passive Inference Attacks on Split Learning via Adversarial Regularization

no code implementations16 Oct 2023 Xiaochen Zhu, Xinjian Luo, Yuncheng Wu, Yangfan Jiang, Xiaokui Xiao, Beng Chin Ooi

SDAR leverages auxiliary data and adversarial regularization to learn a decodable simulator of the client's private model, which can effectively infer the client's private features under the vanilla SL, and both features and labels under the U-shaped SL.

Federated Learning

A Fusion-Denoising Attack on InstaHide with Data Augmentation

1 code implementation17 May 2021 Xinjian Luo, Xiaokui Xiao, Yuncheng Wu, Juncheng Liu, Beng Chin Ooi

InstaHide is a state-of-the-art mechanism for protecting private training images, by mixing multiple private images and modifying them such that their visual features are indistinguishable to the naked eye.

Data Augmentation Denoising

Serverless Data Science -- Are We There Yet? A Case Study of Model Serving

no code implementations4 Mar 2021 Yuncheng Wu, Tien Tuan Anh Dinh, Guoyu Hu, Meihui Zhang, Yeow Meng Chee, Beng Chin Ooi

Data scientists today have to manage the end-to-end ML life cycle that includes both model training and model serving, the latter of which is essential, as it makes their works available to end-users.

Management

Feature Inference Attack on Model Predictions in Vertical Federated Learning

1 code implementation20 Oct 2020 Xinjian Luo, Yuncheng Wu, Xiaokui Xiao, Beng Chin Ooi

Federated learning (FL) is an emerging paradigm for facilitating multiple organizations' data collaboration without revealing their private data to each other.

Inference Attack Vertical Federated Learning

Privacy Preserving Vertical Federated Learning for Tree-based Models

no code implementations14 Aug 2020 Yuncheng Wu, Shaofeng Cai, Xiaokui Xiao, Gang Chen, Beng Chin Ooi

Federated learning (FL) is an emerging paradigm that enables multiple organizations to jointly train a model without revealing their private data to each other.

Privacy Preserving Vertical Federated Learning

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