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Deep neural networks (DNNs) are known for their vulnerability to adversarial examples. These are examples that have undergone small, carefully crafted perturbations, and which can easily fool a DNN into making misclassifications at test…

机器学习 · 计算机科学 2019-07-01 Linxi Jiang , Xingjun Ma , Shaoxiang Chen , James Bailey , Yu-Gang Jiang

Machine learning with deep neural networks (DNNs) has become one of the foundation techniques in many safety-critical systems, such as autonomous vehicles and medical diagnosis systems. DNN-based systems, however, are known to be vulnerable…

密码学与安全 · 计算机科学 2022-01-25 Yijun Yang , Ruiyuan Gao , Yu Li , Qiuxia Lai , Qiang Xu

This paper is concerned with the defense of deep models against adversarial attacks. Inspired by the certificate defense approach, we propose a maximal adversarial distortion (MAD) optimization method for robustifying deep networks. MAD…

机器学习 · 计算机科学 2020-06-16 Shai Rozenberg , Gal Elidan , Ran El-Yaniv

Nowadays, autonomous driving has attracted much attention from both industry and academia. Convolutional neural network (CNN) is a key component in autonomous driving, which is also increasingly adopted in pervasive computing such as…

信号处理 · 电气工程与系统科学 2020-02-07 Yao Deng , Xi Zheng , Tianyi Zhang , Chen Chen , Guannan Lou , Miryung Kim

Research has proven that end-to-end malware detectors are vulnerable to adversarial attacks. In response, the research community has proposed defenses based on randomized and (de)randomized smoothing. However, these techniques remain…

密码学与安全 · 计算机科学 2025-12-11 Daniel Gibert , Felip Manyà

Adversarial patch attacks that craft the pixels in a confined region of the input images show their powerful attack effectiveness in physical environments even with noises or deformations. Existing certified defenses towards adversarial…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Husheng Han , Kaidi Xu , Xing Hu , Xiaobing Chen , Ling Liang , Zidong Du , Qi Guo , Yanzhi Wang , Yunji Chen

We study an important and challenging task of attacking natural language processing models in a hard label black box setting. We propose a decision-based attack strategy that crafts high quality adversarial examples on text classification…

计算与语言 · 计算机科学 2021-04-30 Rishabh Maheshwary , Saket Maheshwary , Vikram Pudi

While neural networks have achieved high accuracy on standard image classification benchmarks, their accuracy drops to nearly zero in the presence of small adversarial perturbations to test inputs. Defenses based on regularization and…

机器学习 · 计算机科学 2020-11-03 Aditi Raghunathan , Jacob Steinhardt , Percy Liang

We present a new method for black-box adversarial attack. Unlike previous methods that combined transfer-based and scored-based methods by using the gradient or initialization of a surrogate white-box model, this new method tries to learn a…

机器学习 · 计算机科学 2020-01-07 Zhichao Huang , Tong Zhang

Deep neural networks are vulnerable to adversarial attacks, which can fool them by adding minuscule perturbations to the input images. The robustness of existing defenses suffers greatly under white-box attack settings, where an adversary…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Aamir Mustafa , Salman Khan , Munawar Hayat , Roland Goecke , Jianbing Shen , Ling Shao

Present attack methods can make state-of-the-art classification systems based on deep neural networks misclassify every adversarially modified test example. The design of general defense strategies against a wide range of such attacks still…

机器学习 · 计算机科学 2019-08-06 Sailik Sengupta , Tathagata Chakraborti , Subbarao Kambhampati

Adversarial robustness in structured data remains an underexplored frontier compared to vision and language domains. In this work, we introduce a novel black-box, decision-based adversarial attack tailored for tabular data. Our approach…

机器学习 · 计算机科学 2025-11-25 Roie Kazoom , Yuval Ratzabi , Etamar Rothstein , Ofer Hadar

Deep neural networks have been shown to suffer from critical vulnerabilities under adversarial attacks. This phenomenon stimulated the creation of different attack and defense strategies similar to those adopted in cyberspace security. The…

密码学与安全 · 计算机科学 2021-05-07 Ruoxi Qin , Linyuan Wang , Xingyuan Chen , Xuehui Du , Bin Yan

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

Machine-generated Text (MGT) detection is crucial for regulating and attributing online texts. While the existing MGT detectors achieve strong performance, they remain vulnerable to simple perturbations and adversarial attacks. To build an…

密码学与安全 · 计算机科学 2025-05-01 Yuanfan Li , Zhaohan Zhang , Chengzhengxu Li , Chao Shen , Xiaoming Liu

According to recent studies, the vulnerability of state-of-the-art Neural Networks to adversarial input samples has increased drastically. A neural network is an intermediate path or technique by which a computer learns to perform tasks…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Anirudh Yadav , Ashutosh Upadhyay , S. Sharanya

Since DNN is vulnerable to carefully crafted adversarial examples, adversarial attack on LiDAR sensors have been extensively studied. We introduce a robust black-box attack dubbed LiDAttack. It utilizes a genetic algorithm with a simulated…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Jinyin Chen , Danxin Liao , Sheng Xiang , Haibin Zheng

The vulnerability of machine learning systems to adversarial attacks questions their usage in many applications. In this paper, we propose a randomized diversification as a defense strategy. We introduce a multi-channel architecture in a…

机器学习 · 计算机科学 2019-04-02 Olga Taran , Shideh Rezaeifar , Taras Holotyak , Slava Voloshynovskiy

Quantized neural networks (QNNs) are increasingly used for efficient deployment of deep learning models on resource-constrained platforms, such as mobile devices and edge computing systems. While quantization reduces model size and…

密码学与安全 · 计算机科学 2025-02-26 Amira Guesmi , Bassem Ouni , Muhammad Shafique

The main premise of federated learning (FL) is that machine learning model updates are computed locally to preserve user data privacy. This approach avoids by design user data to ever leave the perimeter of their device. Once the updates…

机器学习 · 计算机科学 2023-09-15 Simon Queyrut , Valerio Schiavoni , Pascal Felber