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Recent researches show that deep learning model is susceptible to backdoor attacks. Many defenses against backdoor attacks have been proposed. However, existing defense works require high computational overhead or backdoor attack…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Mingfu Xue , Yinghao Wu , Zhiyu Wu , Yushu Zhang , Jian Wang , Weiqiang Liu

Backdoor attack has emerged as a major security threat to deep neural networks (DNNs). While existing defense methods have demonstrated promising results on detecting or erasing backdoors, it is still not clear whether robust training…

机器学习 · 计算机科学 2021-12-02 Yige Li , Xixiang Lyu , Nodens Koren , Lingjuan Lyu , Bo Li , Xingjun Ma

Backdoor attacks have been shown to be a serious security threat against deep learning models, and detecting whether a given model has been backdoored becomes a crucial task. Existing defenses are mainly built upon the observation that the…

密码学与安全 · 计算机科学 2022-08-16 Tong Wang , Yuan Yao , Feng Xu , Miao Xu , Shengwei An , Ting Wang

Backdoor attacks present a serious security threat to deep neuron networks (DNNs). Although numerous effective defense techniques have been proposed in recent years, they inevitably rely on the availability of either clean or poisoned data.…

密码学与安全 · 计算机科学 2024-08-29 Weilin Lin , Li Liu , Jianze Li , Hui Xiong

Recently, backdoor attacks have posed a serious security threat to the training process of deep neural networks (DNNs). The attacked model behaves normally on benign samples but outputs a specific result when the trigger is present.…

计算机视觉与模式识别 · 计算机科学 2024-06-03 Zixuan Zhu , Rui Wang , Cong Zou , Lihua Jing

As deep neural networks (DNNs) are growing larger, their requirements for computational resources become huge, which makes outsourcing training more popular. Training in a third-party platform, however, may introduce potential risks that a…

机器学习 · 计算机科学 2021-10-28 Dongxian Wu , Yisen Wang

Powerful adversarial attack methods are vital for understanding how to construct robust deep neural networks (DNNs) and for thoroughly testing defense techniques. In this paper, we propose a black-box adversarial attack algorithm that can…

机器学习 · 计算机科学 2019-12-11 Yandong Li , Lijun Li , Liqiang Wang , Tong Zhang , Boqing Gong

Backdoor attacks have been one of the emerging security threats to deep neural networks (DNNs), leading to serious consequences. One of the mainstream backdoor defenses is model reconstruction-based. Such defenses adopt model unlearning or…

人工智能 · 计算机科学 2024-03-06 Yufei Zhao , Dingji Wang , Bihuan Chen , Ziqian Chen , Xin Peng

Backdoor attacks undermine the integrity of machine learning models by allowing attackers to manipulate predictions using poisoned training data. Such attacks lead to targeted misclassification when specific triggers are present, while the…

密码学与安全 · 计算机科学 2025-02-12 Shaokui Wei , Jiayin Liu , Hongyuan Zha

Poisoning-based backdoor attacks expose vulnerabilities in the data preparation stage of deep neural network (DNN) training. The DNNs trained on the poisoned dataset will be embedded with a backdoor, making them behave well on clean data…

计算机视觉与模式识别 · 计算机科学 2024-05-10 Binxiao Huang , Jason Chun Lok , Chang Liu , Ngai Wong

Backdoor attacks threaten the deep learning supply chain by poisoning a small fraction of the training data so that a model behaves normally on clean inputs but misclassifies trigger-carrying inputs to an attacker-chosen target class.…

密码学与安全 · 计算机科学 2026-05-05 Yi Yang , Jinyang Huang , Binbin Liu , Feng-Qi Cui , Xiaokang Zhou , Zhi Liu , Jie Zhang , Meng Li

Backdoor attack intends to inject hidden backdoor into the deep neural networks (DNNs), such that the prediction of the infected model will be maliciously changed if the hidden backdoor is activated by the attacker-defined trigger, while it…

密码学与安全 · 计算机科学 2021-02-02 Yiming Li , Tongqing Zhai , Baoyuan Wu , Yong Jiang , Zhifeng Li , Shutao Xia

Backdoor injection attack is an emerging threat to the security of neural networks, however, there still exist limited effective defense methods against the attack. In this paper, we propose BAERASE, a novel method that can erase the…

密码学与安全 · 计算机科学 2022-01-25 Yang Liu , Mingyuan Fan , Cen Chen , Ximeng Liu , Zhuo Ma , Li Wang , Jianfeng Ma

Following the recent adoption of deep neural networks (DNN) accross a wide range of applications, adversarial attacks against these models have proven to be an indisputable threat. Adversarial samples are crafted with a deliberate intention…

机器学习 · 计算机科学 2017-08-31 Valentina Zantedeschi , Maria-Irina Nicolae , Ambrish Rawat

When an adversary provides poison samples to a machine learning model, privacy leakage, such as membership inference attacks that infer whether a sample was included in the training of the model, becomes effective by moving the sample to an…

密码学与安全 · 计算机科学 2023-03-23 Yumeki Goto , Nami Ashizawa , Toshiki Shibahara , Naoto Yanai

This paper presents a study of the large-sample behavior of the posterior distribution of a structural parameter which is partially identified by moment inequalities. The posterior density is derived based on the limited information…

统计理论 · 数学 2010-01-13 Yuan Liao , Wenxin Jiang

Deep neural networks (DNNs) are vulnerable to backdoor attacks, where adversaries embed a hidden backdoor trigger during the training process for malicious prediction manipulation. These attacks pose great threats to the applications of…

密码学与安全 · 计算机科学 2023-02-21 Junfeng Guo , Yiming Li , Xun Chen , Hanqing Guo , Lichao Sun , Cong Liu

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

计算机视觉与模式识别 · 计算机科学 2022-12-29 Bingxu Mu , Zhenxing Niu , Le Wang , Xue Wang , Rong Jin , Gang Hua

Backdoor attacks on deep learning represent a recent threat that has gained significant attention in the research community. Backdoor defenses are mainly based on backdoor inversion, which has been shown to be generic, model-agnostic, and…

机器学习 · 计算机科学 2024-11-11 Xiaoyun Xu , Zhuoran Liu , Stefanos Koffas , Shujian Yu , Stjepan Picek

Backdoor attack injects malicious behavior to models such that inputs embedded with triggers are misclassified to a target label desired by the attacker. However, natural features may behave like triggers, causing misclassification once…

机器学习 · 计算机科学 2021-03-18 Yingqi Liu , Guangyu Shen , Guanhong Tao , Zhenting Wang , Shiqing Ma , Xiangyu Zhang