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Deep neural networks (DNN) have shown great success in many computer vision applications. However, they are also known to be susceptible to backdoor attacks. When conducting backdoor attacks, most of the existing approaches assume that the…

密码学与安全 · 计算机科学 2020-09-16 Haoliang Li , Yufei Wang , Xiaofei Xie , Yang Liu , Shiqi Wang , Renjie Wan , Lap-Pui Chau , Alex C. Kot

Transforming off-the-shelf deep neural network (DNN) models into dynamic multi-exit architectures can achieve inference and transmission efficiency by fragmenting and distributing a large DNN model in edge computing scenarios (e.g., edge…

密码学与安全 · 计算机科学 2022-12-23 Tian Dong , Ziyuan Zhang , Han Qiu , Tianwei Zhang , Hewu Li , Terry Wang

Backdoor attacks pose a serious threat to deep learning models by allowing adversaries to implant hidden behaviors that remain dormant on clean inputs but are maliciously triggered at inference. Existing backdoor attack methods typically…

密码学与安全 · 计算机科学 2025-11-18 Lijie Hu , Junchi Liao , Weimin Lyu , Shaopeng Fu , Tianhao Huang , Shu Yang , Guimin Hu , Di Wang

Graph Neural Networks (GNNs) have demonstrated strong performance across tasks such as node classification, link prediction, and graph classification, but remain vulnerable to backdoor attacks that implant imperceptible triggers during…

机器学习 · 计算机科学 2025-12-16 Xiaobao Wang , Ruoxiao Sun , Yujun Zhang , Bingdao Feng , Dongxiao He , Luzhi Wang , Di Jin

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

Speech recognition is an essential start ring of human-computer interaction, and recently, deep learning models have achieved excellent success in this task. However, when the model training and private data provider are always separated,…

声音 · 计算机科学 2024-10-21 Wenhan Yao , Jiangkun Yang , Yongqiang He , Jia Liu , Weiping Wen

In recent years, neural backdoor attack has been considered to be a potential security threat to deep learning systems. Such systems, while achieving the state-of-the-art performance on clean data, perform abnormally on inputs with…

密码学与安全 · 计算机科学 2020-10-19 Anh Nguyen , Anh Tran

We study the realistic potential of conducting backdoor attack against deep neural networks (DNNs) during deployment stage. Specifically, our goal is to design a deployment-stage backdoor attack algorithm that is both threatening and…

机器学习 · 计算机科学 2021-07-16 Xiangyu Qi , Jifeng Zhu , Chulin Xie , Yong Yang

Federated learning, while being a promising approach for collaborative model training, is susceptible to backdoor attacks due to its decentralized nature. Backdoor attacks have shown remarkable stealthiness, as they compromise model…

机器学习 · 计算机科学 2026-04-10 Zhengyuan Jiang , Xingyu Lyu , Shanghao Shi , Yang Xiao , Yimin Chen , Y. Thomas Hou , Wenjing Lou , Ning Wanga

Diffusion Models (DMs) have achieved remarkable success in image generation, yet recent studies reveal their vulnerability to backdoor attacks, where adversaries manipulate outputs via covert triggers embedded in inputs. Existing defenses,…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Lei Zhang , Yu Pan , Bingrong Dai , Lin Wang

Deep neural networks (DNNs) have demonstrated remarkable performance across various tasks, including image and speech recognition. However, maximizing the effectiveness of DNNs requires meticulous optimization of numerous hyperparameters…

密码学与安全 · 计算机科学 2024-06-14 Gorka Abad , Oguzhan Ersoy , Stjepan Picek , Aitor Urbieta

3D deep learning has been increasingly more popular for a variety of tasks including many safety-critical applications. However, recently several works raise the security issues of 3D deep models. Although most of them consider adversarial…

机器学习 · 计算机科学 2025-05-09 Xinke Li , Zhirui Chen , Yue Zhao , Zekun Tong , Yabang Zhao , Andrew Lim , Joey Tianyi Zhou

Backdoor attacks represent a subtle yet effective class of cyberattacks targeting AI models, primarily due to their stealthy nature. The model behaves normally on clean data but exhibits malicious behavior only when the attacker embeds a…

机器学习 · 计算机科学 2025-09-29 Sujeevan Aseervatham , Achraf Kerzazi , Younès Bennani

Deep neural networks (DNNs) are vulnerable to backdoor attacks which can hide backdoor triggers in DNNs by poisoning training data. A backdoored model behaves normally on clean test images, yet consistently predicts a particular target…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Shihao Zhao , Xingjun Ma , Xiang Zheng , James Bailey , Jingjing Chen , Yu-Gang Jiang

Extensive evidence has demonstrated that deep neural networks (DNNs) are vulnerable to backdoor attacks, which motivates the development of backdoor attacks detection. Most detection methods are designed to verify whether a model is…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Yuhang Wang , Huafeng Shi , Rui Min , Ruijia Wu , Siyuan Liang , Yichao Wu , Ding Liang , Aishan Liu

Text-to-image diffusion models are increasingly vulnerable to backdoor attacks, where malicious modifications to the training data cause the model to generate unintended outputs when specific triggers are present. While classification…

密码学与安全 · 计算机科学 2025-04-29 Abha Jha , Ashwath Vaithinathan Aravindan , Matthew Salaway , Atharva Sandeep Bhide , Duygu Nur Yaldiz

Outsourced deep neural networks have been demonstrated to suffer from patch-based trojan attacks, in which an adversary poisons the training sets to inject a backdoor in the obtained model so that regular inputs can be still labeled…

密码学与安全 · 计算机科学 2022-05-17 Ying He , Zhili Shen , Chang Xia , Jingyu Hua , Wei Tong , Sheng Zhong

Backdoor attacks pose a critical threat by embedding hidden triggers into inputs, causing models to misclassify them into target labels. While extensive research has focused on mitigating these attacks in object recognition models through…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Kyle Stein , Andrew Arash Mahyari , Guillermo Francia , Eman El-Sheikh

Diffusion models are powerful generative models in continuous data domains such as image and video data. Discrete graph diffusion models (DGDMs) have recently extended them for graph generation, which are crucial in fields like molecule and…

密码学与安全 · 计算机科学 2025-03-11 Jiawen Wang , Samin Karim , Yuan Hong , Binghui Wang

The increasing importance of both deep neural networks (DNNs) and cloud services for training them means that bad actors have more incentive and opportunity to insert backdoors to alter the behavior of trained models. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Khondoker Murad Hossain , Tim Oates