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Related papers: Visual Attack and Defense on Text

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Visual modifications to text are often used to obfuscate offensive comments in social media (e.g., "!d10t") or as a writing style ("1337" in "leet speak"), among other scenarios. We consider this as a new type of adversarial attack in NLP,…

Convolutional neural networks have been used to achieve a string of successes during recent years, but their lack of interpretability remains a serious issue. Adversarial examples are designed to deliberately fool neural networks into…

Machine Learning · Computer Science 2020-04-28 Jan Philip Göpfert , André Artelt , Heiko Wersing , Barbara Hammer

Natural Language Processing (NLP) models based on Machine Learning (ML) are susceptible to adversarial attacks -- malicious algorithms that imperceptibly modify input text to force models into making incorrect predictions. However,…

Computation and Language · Computer Science 2023-05-26 Salijona Dyrmishi , Salah Ghamizi , Maxime Cordy

Text-based machine learning models are vulnerable to an emerging class of Unicode-based adversarial examples capable of tricking a model into misreading text with potentially disastrous effects. The primary existing defense against these…

Cryptography and Security · Computer Science 2025-10-14 Nicholas Boucher , Jenny Blessing , Ilia Shumailov , Ross Anderson , Nicolas Papernot

Deep neural networks have been shown to exhibit an intriguing vulnerability to adversarial input images corrupted with imperceptible perturbations. However, the majority of adversarial attacks assume global, fine-grained control over the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Ameya Joshi , Amitangshu Mukherjee , Soumik Sarkar , Chinmay Hegde

Deep learning models have been used widely for various purposes in recent years in object recognition, self-driving cars, face recognition, speech recognition, sentiment analysis, and many others. However, in recent years it has been shown…

Computation and Language · Computer Science 2020-06-16 Aminul Huq , Mst. Tasnim Pervin

While neural machine translation (NMT) models achieve success in our daily lives, they show vulnerability to adversarial attacks. Despite being harmful, these attacks also offer benefits for interpreting and enhancing NMT models, thus…

Computation and Language · Computer Science 2024-09-10 Yanni Xue , Haojie Hao , Jiakai Wang , Qiang Sheng , Renshuai Tao , Yu Liang , Pu Feng , Xianglong Liu

This paper presents a framework which enables a user to more easily make corrections to adversarial texts. While attack algorithms have been demonstrated to automatically build adversaries, changes made by the algorithms can often have poor…

Human-Computer Interaction · Computer Science 2020-12-21 Brandon Laughlin , Christopher Collins , Karthik Sankaranarayanan , Khalil El-Khatib

Visual language pre-training (VLP) models have demonstrated significant success across various domains, yet they remain vulnerable to adversarial attacks. Addressing these adversarial vulnerabilities is crucial for enhancing security in…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Dehong Kong , Siyuan Liang , Xiaopeng Zhu , Yuansheng Zhong , Wenqi Ren

Training deep neural networks on images represented as grids of pixels has brought to light an interesting phenomenon known as adversarial examples. Inspired by how humans reconstruct abstract concepts, we attempt to codify the input bitmap…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Vishaal Munusamy Kabilan , Brandon Morris , Anh Nguyen

Although the problem of spam classification seems to be solved, there are still vulnerabilities in the current spam filters that could be easily exploited. We present one such vulnerability, in which one could replace some characters with…

Cryptography and Security · Computer Science 2020-11-11 Mark Sokolov , Kehinde Olufowobi , Nic Herndon

Recent studies have shown that deep neural networks are vulnerable to intentionally crafted adversarial examples, and various methods have been proposed to defend against adversarial word-substitution attacks for neural NLP models. However,…

Computation and Language · Computer Science 2021-10-07 Zongyi Li , Jianhan Xu , Jiehang Zeng , Linyang Li , Xiaoqing Zheng , Qi Zhang , Kai-Wei Chang , Cho-Jui Hsieh

It is known that neural networks are subject to attacks through adversarial perturbations, i.e., inputs which are maliciously crafted through perturbations to induce wrong predictions. Furthermore, such attacks are impossible to eliminate,…

Computation and Language · Computer Science 2022-01-10 Guoliang Dong , Jingyi Wang , Jun Sun , Sudipta Chattopadhyay , Xinyu Wang , Ting Dai , Jie Shi , Jin Song Dong

Adversarial attacks are a type of attack on machine learning models where an attacker deliberately modifies the inputs to cause the model to make incorrect predictions. Adversarial attacks can have serious consequences, particularly in…

Machine Learning · Computer Science 2025-09-15 Prathyusha Devabhakthini , Sasmita Parida , Raj Mani Shukla , Suvendu Chandan Nayak , Tapadhir Das

Adversarial attacking aims to fool deep neural networks with adversarial examples. In the field of natural language processing, various textual adversarial attack models have been proposed, varying in the accessibility to the victim model.…

Computation and Language · Computer Science 2020-09-22 Yuan Zang , Bairu Hou , Fanchao Qi , Zhiyuan Liu , Xiaojun Meng , Maosong Sun

As neural networks become the tool of choice to solve an increasing variety of problems in our society, adversarial attacks become critical. The possibility of generating data instances deliberately designed to fool a network's analysis can…

Machine Learning · Computer Science 2021-03-19 Gabriel D. Cantareira , Rodrigo F. Mello , Fernando V. Paulovich

We propose a new adversarial attack to Deep Neural Networks for image classification. Different from most existing attacks that directly perturb input pixels, our attack focuses on perturbing abstract features, more specifically, features…

Machine Learning · Computer Science 2020-12-17 Qiuling Xu , Guanhong Tao , Siyuan Cheng , Xiangyu Zhang

The landscape of adversarial attacks against text classifiers continues to grow, with new attacks developed every year and many of them available in standard toolkits, such as TextAttack and OpenAttack. In response, there is a growing body…

Computation and Language · Computer Science 2022-01-24 Zhouhang Xie , Jonathan Brophy , Adam Noack , Wencong You , Kalyani Asthana , Carter Perkins , Sabrina Reis , Sameer Singh , Daniel Lowd

Recent research has found that many families of machine learning models are vulnerable to adversarial examples: inputs that are specifically designed to cause the target model to produce erroneous outputs. In this survey, we focus on…

Machine Learning · Computer Science 2019-11-19 Rey Reza Wiyatno , Anqi Xu , Ousmane Dia , Archy de Berker

Growing leakage and misuse of visual information raise security and privacy concerns, which promotes the development of information protection. Existing adversarial perturbations-based methods mainly focus on the de-identification against…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Zhigang Su , Dawei Zhou , Nannan Wangu , Decheng Li , Zhen Wang , Xinbo Gao
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