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Today's success of state of the art methods for semantic segmentation is driven by large datasets. Data is considered an important asset that needs to be protected, as the collection and annotation of such datasets comes at significant…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Yang He , Shadi Rahimian , Bernt Schiele , Mario Fritz

With the increasing adoption of AI, inherent security and privacy vulnerabilities formachine learning systems are being discovered. One such vulnerability makes itpossible for an adversary to obtain private information about the types of…

机器学习 · 计算机科学 2019-10-11 Samyadeep Basu , Rauf Izmailov , Chris Mesterharm

Adversarial purification is a successful defense mechanism against adversarial attacks without requiring knowledge of the form of the incoming attack. Generally, adversarial purification aims to remove the adversarial perturbations…

计算与语言 · 计算机科学 2023-05-04 Linyang Li , Demin Song , Xipeng Qiu

Safety classifiers are essential safeguards within generative AI systems, filtering harmful content or identifying at-risk users when interacting with large language models. Despite their necessity, these models are trained on sensitive…

机器学习 · 计算机科学 2026-05-25 Anthony Hughes , Alexander Goldberg , Prince Jha , Adam Perer , Nikolaos Aletras , Niloofar Mireshghallah

Authentication systems are vulnerable to model inversion attacks where an adversary is able to approximate the inverse of a target machine learning model. Biometric models are a prime candidate for this type of attack. This is because…

计算机视觉与模式识别 · 计算机科学 2022-09-23 Sohaib Ahmad , Benjamin Fuller , Kaleel Mahmood

With an increase in low-cost machine learning APIs, advanced machine learning models may be trained on private datasets and monetized by providing them as a service. However, privacy researchers have demonstrated that these models may leak…

Membership inference attacks seek to infer membership of individual training instances of a model to which an adversary has black-box access through a machine learning-as-a-service API. In providing an in-depth characterization of…

密码学与安全 · 计算机科学 2019-02-04 Stacey Truex , Ling Liu , Mehmet Emre Gursoy , Lei Yu , Wenqi Wei

Federated learning is a decentralized machine learning approach where clients train models locally and share model updates to develop a global model. This enables low-resource devices to collaboratively build a high-quality model without…

密码学与安全 · 计算机科学 2024-12-10 Li Bai , Haibo Hu , Qingqing Ye , Haoyang Li , Leixia Wang , Jianliang Xu

Deep learning has attracted broad interest in healthcare and medical communities. However, there has been little research into the privacy issues created by deep networks trained for medical applications. Recently developed inference attack…

机器学习 · 计算机科学 2020-11-03 Maoqiang Wu , Xinyue Zhang , Jiahao Ding , Hien Nguyen , Rong Yu , Miao Pan , Stephen T. Wong

Users in various web and mobile applications are vulnerable to attribute inference attacks, in which an attacker leverages a machine learning classifier to infer a target user's private attributes (e.g., location, sexual orientation,…

密码学与安全 · 计算机科学 2020-04-15 Jinyuan Jia , Neil Zhenqiang Gong

Deep neural networks are widely used and exhibit excellent performance in many areas. However, they are vulnerable to adversarial attacks that compromise the network at the inference time by applying elaborately designed perturbation to…

机器学习 · 计算机科学 2019-03-05 Uiwon Hwang , Jaewoo Park , Hyemi Jang , Sungroh Yoon , Nam Ik Cho

Although federated learning improves privacy of training data by exchanging local gradients or parameters rather than raw data, the adversary still can leverage local gradients and parameters to obtain local training data by launching…

机器学习 · 计算机科学 2021-08-17 Xue Yang , Yan Feng , Weijun Fang , Jun Shao , Xiaohu Tang , Shu-Tao Xia , Rongxing Lu

Machine learning models are vulnerable to membership inference attacks in which an adversary aims to predict whether or not a particular sample was contained in the target model's training dataset. Existing attack methods have commonly…

密码学与安全 · 计算机科学 2022-09-01 Yiyong Liu , Zhengyu Zhao , Michael Backes , Yang Zhang

Federated Learning is a machine learning setting that reduces direct data exposure, improving the privacy guarantees of machine learning models. Yet, the exchange of model updates between the participants and the aggregator can still leak…

机器学习 · 计算机科学 2025-12-18 Pablo Montaña-Fernández , Ines Ortega-Fernandez

Recent years have witnessed the tremendous success of diffusion models in data synthesis. However, when diffusion models are applied to sensitive data, they also give rise to severe privacy concerns. In this paper, we systematically present…

密码学与安全 · 计算机科学 2023-01-25 Hailong Hu , Jun Pang

Deep-learning based classification algorithms have been shown to be susceptible to adversarial attacks: minor changes to the input of classifiers can dramatically change their outputs, while being imperceptible to humans. In this paper, we…

密码学与安全 · 计算机科学 2019-05-29 Jirong Yi , Hui Xie , Leixin Zhou , Xiaodong Wu , Weiyu Xu , Raghuraman Mudumbai

While being deployed in many critical applications as core components, machine learning (ML) models are vulnerable to various security and privacy attacks. One major privacy attack in this domain is membership inference, where an adversary…

密码学与安全 · 计算机科学 2020-09-11 Yang Zou , Zhikun Zhang , Michael Backes , Yang Zhang

Machine learning models are prone to memorizing sensitive data, making them vulnerable to membership inference attacks in which an adversary aims to infer whether an input sample was used to train the model. Over the past few years,…

密码学与安全 · 计算机科学 2022-08-23 Xinlei He , Zheng Li , Weilin Xu , Cory Cornelius , Yang Zhang

Membership Inference Attacks exploit the vulnerabilities of exposing models trained on customer data to queries by an adversary. In a recently proposed implementation of an auditing tool for measuring privacy leakage from sensitive…

机器学习 · 计算机科学 2020-09-21 Abhinav Aggarwal , Zekun Xu , Oluwaseyi Feyisetan , Nathanael Teissier

Backdoor data poisoning is an emerging form of adversarial attack usually against deep neural network image classifiers. The attacker poisons the training set with a relatively small set of images from one (or several) source class(es),…

机器学习 · 计算机科学 2020-10-16 Zhen Xiang , David J. Miller , George Kesidis