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The increased integration of clean yet stochastic energy resources and the growing number of extreme weather events are narrowing the decision-making window of power grid operators. This time constraint is fueling a plethora of research on…

机器学习 · 计算机科学 2025-02-11 Nora Agah , Meiyi Li , Javad Mohammadi

Machine learning models are brittle, and small changes in the training data can result in different predictions. We study the problem of proving that a prediction is robust to data poisoning, where an attacker can inject a number of…

编程语言 · 计算机科学 2020-06-25 Samuel Drews , Aws Albarghouthi , Loris D'Antoni

Recently, various parameter-efficient fine-tuning (PEFT) strategies for application to language models have been proposed and successfully implemented. However, this raises the question of whether PEFT, which only updates a limited set of…

密码学与安全 · 计算机科学 2024-04-01 Shuai Zhao , Leilei Gan , Luu Anh Tuan , Jie Fu , Lingjuan Lyu , Meihuizi Jia , Jinming Wen

By injecting a small number of poisoned samples into the training set, backdoor attacks aim to make the victim model produce designed outputs on any input injected with pre-designed backdoors. In order to achieve a high attack success rate…

密码学与安全 · 计算机科学 2024-07-23 Minlong Peng , Zidi Xiong , Quang H. Nguyen , Mingming Sun , Khoa D. Doan , Ping Li

Various deep learning (DL) methods have recently been utilized to detect software vulnerabilities. Real-world software vulnerability datasets are rare and hard to acquire, as there is no simple metric for classifying vulnerability. Such…

软件工程 · 计算机科学 2025-04-29 Seyed Shayan Daneshvar , Da Tan , Shaowei Wang , Carson Leung

Data poisoning considers an adversary that distorts the training set of machine learning algorithms for malicious purposes. In this work, we bring to light one conjecture regarding the fundamentals of data poisoning, which we call the…

机器学习 · 计算机科学 2022-10-20 Wenxiao Wang , Alexander Levine , Soheil Feizi

Federated Learning (FL) is a collaborative learning paradigm enabling participants to collectively train a shared machine learning model while preserving the privacy of their sensitive data. Nevertheless, the inherent decentralized and…

密码学与安全 · 计算机科学 2024-04-08 K Naveen Kumar , C Krishna Mohan , Aravind Machiry

The generalization bound is a crucial theoretical tool for assessing the generalizability of learning methods and there exist vast literatures on generalizability of normal learning, adversarial learning, and data poisoning. Unlike other…

机器学习 · 计算机科学 2024-06-05 Lijia Yu , Shuang Liu , Yibo Miao , Xiao-Shan Gao , Lijun Zhang

Data poisoning attacks pose significant threats to machine learning models by introducing malicious data into the training process, thereby degrading model performance or manipulating predictions. Detecting and sifting out poisoned data is…

密码学与安全 · 计算机科学 2025-07-10 Haoqi He , Xiaokai Lin , Jiancai Chen , Yan Xiao

Practitioners commonly download pretrained machine learning models from open repositories and finetune them to fit specific applications. We show that this practice introduces a new risk of privacy backdoors. By tampering with a pretrained…

密码学与安全 · 计算机科学 2024-04-02 Shanglun Feng , Florian Tramèr

Deep Neural Networks (DNNs) are known to be vulnerable to both backdoor and adversarial attacks. In the literature, these two types of attacks are commonly treated as distinct robustness problems and solved separately, since they belong to…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Zhenxing Niu , Yuyao Sun , Qiguang Miao , Rong Jin , Gang Hua

Naive Bayes spam filters are highly susceptible to data poisoning attacks. Here, known spam sources/blacklisted IPs exploit the fact that their received emails will be treated as (ground truth) labeled spam examples, and used for classifier…

密码学与安全 · 计算机科学 2018-11-02 David J. Miller , Xinyi Hu , Zhen Xiang , George Kesidis

As generative models achieve great success, tampering and modifying the sensitive image contents (i.e., human faces, artist signatures, commercial logos, etc.) have induced a significant threat with social impact. The backdoor attack is a…

密码学与安全 · 计算机科学 2024-10-22 Haichuan Zhang , Meiyu Lin , Zhaoyi Liu , Renyuan Li , Zhiyuan Cheng , Carl Yang , Mingjie Tang

Adversarial training instances can severely distort a model's behavior. This work investigates certified regression defenses, which provide guaranteed limits on how much a regressor's prediction may change under a poisoning attack. Our key…

机器学习 · 计算机科学 2023-01-02 Zayd Hammoudeh , Daniel Lowd

Deep Neural Networks (DNNs) are susceptible to backdoor attacks during training. The model corrupted in this way functions normally, but when triggered by certain patterns in the input, produces a predefined target label. Existing defenses…

密码学与安全 · 计算机科学 2022-12-20 Wanlun Ma , Derui Wang , Ruoxi Sun , Minhui Xue , Sheng Wen , Yang Xiang

Federated learning is particularly susceptible to model poisoning and backdoor attacks because individual users have direct control over the training data and model updates. At the same time, the attack power of an individual user is…

机器学习 · 计算机科学 2022-10-18 Yuxin Wen , Jonas Geiping , Liam Fowl , Hossein Souri , Rama Chellappa , Micah Goldblum , Tom Goldstein

We study data poisoning attacks in the online setting where training items arrive sequentially, and the attacker may perturb the current item to manipulate online learning. Importantly, the attacker has no knowledge of future training items…

机器学习 · 计算机科学 2019-06-03 Xuezhou Zhang , Xiaojin Zhu , Laurent Lessard

In recent years there has been enormous interest in vision-language models trained using self-supervised objectives. However, the use of large-scale datasets scraped from the web for training also makes these models vulnerable to potential…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Alvi Md Ishmam , Christopher Thomas

It has been widely observed that deep neural networks (DNN) are vulnerable to backdoor attacks where attackers could manipulate the model behavior maliciously by tampering with a small set of training samples. Although a line of defense…

机器学习 · 计算机科学 2023-10-24 Rui Min , Zeyu Qin , Li Shen , Minhao Cheng

Local Differential Privacy (LDP) protocols enable an untrusted data collector to perform privacy-preserving data analytics. In particular, each user locally perturbs its data to preserve privacy before sending it to the data collector, who…

密码学与安全 · 计算机科学 2020-12-10 Xiaoyu Cao , Jinyuan Jia , Neil Zhenqiang Gong