English
Related papers

Related papers: DSBA: Dynamic Stealthy Backdoor Attack with Collab…

200 papers

Backdoor attacks pose serious security threats to deep neural networks (DNNs). Backdoored models make arbitrarily (targeted) incorrect predictions on inputs embedded with well-designed triggers while behaving normally on clean inputs. Many…

Cryptography and Security · Computer Science 2023-07-21 Yudong Gao , Honglong Chen , Peng Sun , Junjian Li , Anqing Zhang , Zhibo Wang

Low-Rank Adaptation (LoRA) has emerged as an efficient method for fine-tuning large language models (LLMs) and is widely adopted within the open-source community. However, the decentralized dissemination of LoRA adapters through platforms…

Cryptography and Security · Computer Science 2025-12-23 Linzhi Chen , Yang Sun , Hongru Wei , Yuqi Chen

Self-Supervised Learning (SSL) is an effective paradigm for learning representations from unlabeled data, such as text, images, and videos. However, researchers have recently found that SSL is vulnerable to backdoor attacks. The attacker…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Shengsheng Qian , Dizhan Xue , Yifei Wang , Shengjie Zhang , Huaiwen Zhang , Changsheng Xu

Deep learning-based lane detection (LD) plays a critical role in autonomous driving and advanced driver assistance systems. However, its vulnerability to backdoor attacks presents a significant security concern. Existing backdoor attack…

Cryptography and Security · Computer Science 2026-03-26 Yifan Liao , Yuxin Cao , Yedi Zhang , Wentao He , Yan Xiao , Xianglong Du , Zhiyong Huang , Jin Song Dong

Federated learning (FL) enables distributed model training across edge devices while preserving data locality. This decentralized approach has emerged as a promising solution for collaborative learning on sensitive user data, effectively…

Cryptography and Security · Computer Science 2026-02-18 Mohammad Hadi Foroughi , Seyed Hamed Rastegar , Mohammad Sabokrou , Ahmad Khonsari

Contrastive Learning (CL) has attracted enormous attention due to its remarkable capability in unsupervised representation learning. However, recent works have revealed the vulnerability of CL to backdoor attacks: the feature extractor…

Cryptography and Security · Computer Science 2024-04-12 Weiyu Sun , Xinyu Zhang , Hao Lu , Yingcong Chen , Ting Wang , Jinghui Chen , Lu Lin

Current backdoor attacks against federated learning (FL) strongly rely on universal triggers or semantic patterns, which can be easily detected and filtered by certain defense mechanisms such as norm clipping, comparing parameter…

Machine Learning · Computer Science 2023-10-02 Yanqi Qiao , Dazhuang Liu , Congwen Chen , Rui Wang , Kaitai Liang

Offline Reinforcement Learning (RL) enables policy optimization from static datasets but is inherently vulnerable to backdoor attacks. Existing attack strategies typically struggle against safety-constrained algorithms (e.g., CQL) due to…

Machine Learning · Computer Science 2026-01-16 Yuanjie Zhao , Junnan Qiu , Yue Ding , Jie Li

The field of few-shot learning (FSL) has shown promising results in scenarios where training data is limited, but its vulnerability to backdoor attacks remains largely unexplored. We first explore this topic by first evaluating the…

Cryptography and Security · Computer Science 2024-01-04 Xinwei Liu , Xiaojun Jia , Jindong Gu , Yuan Xun , Siyuan Liang , Xiaochun Cao

Federated Learning (FL) is a collaborative machine learning technique where multiple clients work together with a central server to train a global model without sharing their private data. However, the distribution shift across non-IID…

Machine Learning · Computer Science 2024-06-11 Xiaoting Lyu , Yufei Han , Wei Wang , Jingkai Liu , Yongsheng Zhu , Guangquan Xu , Jiqiang Liu , Xiangliang Zhang

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…

Cryptography and Security · Computer Science 2023-02-21 Junfeng Guo , Yiming Li , Xun Chen , Hanqing Guo , Lichao Sun , Cong Liu

Deep speech classification tasks, including keyword spotting and speaker verification, are vital in speech-based human-computer interaction. Recently, the security of these technologies has been revealed to be susceptible to backdoor…

Sound · Computer Science 2025-06-11 Wenhan Yao , Fen Xiao , Xiarun Chen , Jia Liu , YongQiang He , Weiping Wen

Recently, self-supervised learning (SSL) was shown to be vulnerable to patch-based data poisoning backdoor attacks. It was shown that an adversary can poison a small part of the unlabeled data so that when a victim trains an SSL model on…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Ajinkya Tejankar , Maziar Sanjabi , Qifan Wang , Sinong Wang , Hamed Firooz , Hamed Pirsiavash , Liang Tan

With the widespread application of deep learning across various domains, concerns about its security have grown significantly. Among these, backdoor attacks pose a serious security threat to deep neural networks (DNNs). In recent years,…

Cryptography and Security · Computer Science 2024-03-21 Wenmin Chen , Xiaowei Xu

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…

Machine Learning · Computer Science 2026-04-10 Zhengyuan Jiang , Xingyu Lyu , Shanghao Shi , Yang Xiao , Yimin Chen , Y. Thomas Hou , Wenjing Lou , Ning Wanga

Self-Supervised Learning (SSL) has become a prominent paradigm for pre-training encoders to learning general-purpose representations from unlabeled data and releasing them on third-party platforms for broad downstream deep learning tasks.…

Machine Learning · Computer Science 2026-02-02 TIngxu Han , Wei Song , Weisong Sun , Ziqi Ding , Yebo Feng , Chunrong Fang , Jun Li , Hanwei Qian , Zhenyu Chen , Yang Liu

Backdoor attacks aim to inject a backdoor into a classifier such that it predicts any input with an attacker-chosen backdoor trigger as an attacker-chosen target class. Existing backdoor attacks require either retraining the classifier with…

Cryptography and Security · Computer Science 2024-12-10 Bochuan Cao , Jinyuan Jia , Chuxuan Hu , Wenbo Guo , Zhen Xiang , Jinghui Chen , Bo Li , Dawn Song

As collaborative learning allows joint training of a model using multiple sources of data, the security problem has been a central concern. Malicious users can upload poisoned data to prevent the model's convergence or inject hidden…

Cryptography and Security · Computer Science 2021-01-21 Ximing Qiao , Yuhua Bai , Siping Hu , Ang Li , Yiran Chen , Hai Li

As a novel privacy-preserving paradigm aimed at reducing client computational costs and achieving data utility, split learning has garnered extensive attention and proliferated widespread applications across various fields, including smart…

Cryptography and Security · Computer Science 2024-10-22 Yuwen Pu , Zhuoyuan Ding , Jiahao Chen , Chunyi Zhou , Qingming Li , Chunqiang Hu , Shouling Ji

Backdoor attacks pose a severe threat to deep neural networks (DNNs) by implanting hidden backdoors that can be activated with predefined triggers to manipulate model behaviors maliciously. Recent studies have extended backdoor attacks to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Yu Feng , Dingxin Zhang , Runkai Zhao , Yong Xia , Heng Huang , Weidong Cai