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Related papers: Text Adversarial Attacks with Dynamic Outputs

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Deep neural networks have been proven to be vulnerable to adversarial examples and various methods have been proposed to defend against adversarial attacks for natural language processing tasks. However, previous defense methods have…

Machine Learning · Computer Science 2024-03-01 Fangyuan Zhang , Huichi Zhou , Shuangjiao Li , Hongtao Wang

Though deep neural networks perform challenging tasks excellently, they are susceptible to adversarial examples, which mislead classifiers by applying human-imperceptible perturbations on clean inputs. Under the query-free black-box…

Machine Learning · Computer Science 2020-11-05 Zifei Zhang , Kai Qiao , Jian Chen , Ningning Liang

Object detectors encounter challenges in handling domain shifts. Cutting-edge domain adaptive object detection methods use the teacher-student framework and domain adversarial learning to generate domain-invariant pseudo-labels for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Kaiwen Wang , Yinzhe Shen , Martin Lauer

Language Models today provide a high accuracy across a large number of downstream tasks. However, they remain susceptible to adversarial attacks, particularly against those where the adversarial examples maintain considerable similarity to…

Computation and Language · Computer Science 2023-07-25 Neel Bhandari , Pin-Yu Chen

Crafting adversarial examples is crucial for evaluating and enhancing the robustness of Deep Neural Networks (DNNs), presenting a challenge equivalent to maximizing a non-differentiable 0-1 loss function. However, existing single objective…

Machine Learning · Computer Science 2025-11-18 Ping Guo , Cheng Gong , Xi Lin , Fei Liu , Zhichao Lu , Qingfu Zhang , Zhenkun Wang

Black-box adversarial attack on vision-language pre-trained models is a practical and challenging task, as text and image perturbations need to be considered simultaneously, and only the predicted results are accessible. Research on this…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Han Liu , Jiaqi Li , Zhi Xu , Xiaotong Zhang , Xiaoming Xu , Fenglong Ma , Yuanman Li , Hong Yu

Transformer-based models, such as BERT and GPT, have been widely adopted in natural language processing (NLP) due to their exceptional performance. However, recent studies show their vulnerability to textual adversarial attacks where the…

Computation and Language · Computer Science 2023-12-01 Lujia Shen , Yuwen Pu , Shouling Ji , Changjiang Li , Xuhong Zhang , Chunpeng Ge , Ting Wang

Traditional CAPTCHA (Completely Automated Public Turing Test to Tell Computers and Humans Apart) schemes are increasingly vulnerable to automated attacks powered by deep neural networks (DNNs). Existing adversarial attack methods often rely…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Xia Du , Xiaoyuan Liu , Jizhe Zhou , Zheng Lin , Chi-man Pun , Cong Wu , Tao Li , Zhe Chen , Wei Ni , Jun Luo

Adversarial example generation becomes a viable method for evaluating the robustness of a machine learning model. In this paper, we consider hard-label black-box attacks (a.k.a. decision-based attacks), which is a challenging setting that…

Machine Learning · Computer Science 2019-10-15 Zhenxin Xiao , Puyudi Yang , Yuchen Jiang , Kai-Wei Chang , Cho-Jui Hsieh

The field of adversarial textual attack has significantly grown over the last few years, where the commonly considered objective is to craft adversarial examples (AEs) that can successfully fool the target model. However, the…

Computation and Language · Computer Science 2023-12-18 Shengcai Liu , Ning Lu , Wenjing Hong , Chao Qian , Ke Tang

Adversarial examples have become one of the largest challenges that machine learning models, especially neural network classifiers, face. These adversarial examples break the assumption of attack-free scenario and fool state-of-the-art…

Machine Learning · Computer Science 2020-02-28 Guanxiong Liu , Issa Khalil , Abdallah Khreishah

Adversarial attacks are valuable for providing insights into the blind-spots of deep learning models and help improve their robustness. Existing work on adversarial attacks have mainly focused on static scenes; however, it remains unclear…

Computer Vision and Pattern Recognition · Computer Science 2020-11-18 Aishan Liu , Tairan Huang , Xianglong Liu , Yitao Xu , Yuqing Ma , Xinyun Chen , Stephen J. Maybank , Dacheng Tao

State-of-the-art deep learning models for tabular data have recently achieved acceptable performance to be deployed in industrial settings. However, the robustness of these models remains scarcely explored. Contrary to computer vision,…

Machine Learning · Computer Science 2024-06-05 Thibault Simonetto , Salah Ghamizi , Maxime Cordy

Robust speaker recognition, including in the presence of malicious attacks, is becoming increasingly important and essential, especially due to the proliferation of several smart speakers and personal agents that interact with an…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-19 Arindam Jati , Chin-Cheng Hsu , Monisankha Pal , Raghuveer Peri , Wael AbdAlmageed , Shrikanth Narayanan

Most of the approaches proposed so far to craft targeted adversarial examples against Deep Learning classifiers are highly suboptimal and typically rely on increasing the likelihood of the target class, thus implicitly focusing on one-hot…

Machine Learning · Computer Science 2025-08-18 Benedetta Tondi , Wei Guo , Niccolò Pancino , Mauro Barni

Recently, backdoor attack has become an increasing security threat to deep neural networks and drawn the attention of researchers. Backdoor attacks exploit vulnerabilities in third-party pretrained models during the training phase, enabling…

Cryptography and Security · Computer Science 2024-10-18 Lu Pang , Tao Sun , Weimin Lyu , Haibin Ling , Chao Chen

Vision-language pre-training (VLP) models, trained on large-scale image-text pairs, have become widely used across a variety of downstream vision-and-language (V+L) tasks. This widespread adoption raises concerns about their vulnerability…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Fan Yang , Yihao Huang , Kailong Wang , Ling Shi , Geguang Pu , Yang Liu , Haoyu Wang

Existing black-box attacks have demonstrated promising potential in creating adversarial examples (AE) to deceive deep learning models. Most of these attacks need to handle a vast optimization space and require a large number of queries,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Renyang Liu , Wei Zhou , Tianwei Zhang , Kangjie Chen , Jun Zhao , Kwok-Yan Lam

The landscape of available textual adversarial attacks keeps growing, posing severe threats and raising concerns regarding the deep NLP system's integrity. However, the crucial problem of defending against malicious attacks has only drawn…

Computation and Language · Computer Science 2023-10-24 Pierre Colombo , Marine Picot , Nathan Noiry , Guillaume Staerman , Pablo Piantanida

This paper introduces an attacking mechanism to challenge the resilience of autonomous driving systems. Specifically, we manipulate the decision-making processes of an autonomous vehicle by dynamically displaying adversarial patches on a…

Robotics · Computer Science 2024-12-04 Amirhosein Chahe , Chenan Wang , Abhishek Jeyapratap , Kaidi Xu , Lifeng Zhou