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In a spoofing attack, an attacker impersonates a legitimate user to access or tamper with data intended for or produced by the legitimate user. In wireless communication systems, these attacks may be detected by relying on features of the…

机器学习 · 计算机科学 2022-11-09 Daniel Romero , Peter Gerstoft , Hadi Givehchian , Dinesh Bharadia

Transformer-based pre-trained models of code (PTMC) have been widely utilized and have achieved state-of-the-art performance in many mission-critical applications. However, they can be vulnerable to adversarial attacks through identifier…

密码学与安全 · 计算机科学 2023-11-27 Xiaohu Du , Ming Wen , Zichao Wei , Shangwen Wang , Hai Jin

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…

密码学与安全 · 计算机科学 2024-12-10 Bochuan Cao , Jinyuan Jia , Chuxuan Hu , Wenbo Guo , Zhen Xiang , Jinghui Chen , Bo Li , Dawn Song

This work presents an attack-aware deepfake and image-forensics detector designed for robustness, well-calibrated probabilities, and transparent evidence under realistic deployment conditions. The method combines red-team training with…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Noor Fatima , Hasan Faraz Khan , Muzammil Behzad

This study explores how robots and generative approaches can be used to mount successful false-acceptance adversarial attacks on signature verification systems. Initially, a convolutional neural network topology and data augmentation…

机器人学 · 计算机科学 2022-04-18 Jordan J. Bird

Recent works have brought attention to the vulnerability of Federated Learning (FL) systems to gradient leakage attacks. Such attacks exploit clients' uploaded gradients to reconstruct their sensitive data, thereby compromising the privacy…

机器学习 · 计算机科学 2025-06-11 Mingyuan Fan , Cen Chen , Chengyu Wang , Xiaodan Li , Wenmeng Zhou

We investigate a specific security risk in FL: a group of malicious clients has impacted the model during training by disguising their identities and acting as benign clients but later switching to an adversarial role. They use their data,…

机器学习 · 计算机科学 2024-11-22 Yijiang Li , Ying Gao , Haohan Wang

Adversarial transferability enables black-box attacks on unknown victim deep neural networks (DNNs), rendering attacks viable in real-world scenarios. Current transferable attacks create adversarial perturbation over the entire image,…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Shangbo Wu , Yu-an Tan , Yajie Wang , Ruinan Ma , Wencong Ma , Yuanzhang Li

Automatic modulation classification (AMC) aims to improve the efficiency of crowded radio spectrums by automatically predicting the modulation constellation of wireless RF signals. Recent work has demonstrated the ability of deep learning…

信号处理 · 电气工程与系统科学 2021-02-23 Rajeev Sahay , Christopher G. Brinton , David J. Love

This paper considers a method of coding the sensor outputs in order to detect stealthy false data injection attacks. An intelligent attacker can design a sequence of data injection to sensors and actuators that pass the state estimator and…

密码学与安全 · 计算机科学 2016-11-17 Fei Miao , Quanyan Zhu , Miroslav Pajic , George J. Pappas

In a spoofing attack, an attacker impersonates a legitimate user to access or modify data belonging to the latter. Typical approaches for spoofing detection in the physical layer declare an attack when a change is observed in certain…

信号处理 · 电气工程与系统科学 2023-10-18 Daniel Romero , Tien Ngoc Ha , Peter Gerstoft

Machine learning based intrusion detection systems are increasingly targeted by black box adversarial attacks, where attackers craft evasive inputs using indirect feedback such as binary outputs or behavioral signals like response time and…

密码学与安全 · 计算机科学 2025-12-16 Sabrine Ennaji , Elhadj Benkhelifa , Luigi Vincenzo Mancini

The success of DNNs has driven the extensive applications of person re-identification (ReID) into a new era. However, whether ReID inherits the vulnerability of DNNs remains unexplored. To examine the robustness of ReID systems is rather…

计算机视觉与模式识别 · 计算机科学 2020-04-10 Hongjun Wang , Guangrun Wang , Ya Li , Dongyu Zhang , Liang Lin

Neural networks are vulnerable to adversarial examples, which are malicious inputs crafted to fool pre-trained models. Adversarial examples often exhibit black-box attacking transferability, which allows that adversarial examples crafted…

计算机视觉与模式识别 · 计算机科学 2020-03-04 ZhaoXin Huan , Yulong Wang , Xiaolu Zhang , Lin Shang , Chilin Fu , Jun Zhou

Autonomous agents deployed in the real world need to be robust against adversarial attacks on sensory inputs. Robustifying agent policies requires anticipating the strongest attacks possible. We demonstrate that existing observation-space…

In recent years, the adversarial vulnerability of deep neural networks (DNNs) has raised increasing attention. Among all the threat models, no-box attacks are the most practical but extremely challenging since they neither rely on any…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Qilong Zhang , Youheng Sun , Chaoning Zhang , Chaoqun Li , Xuanhan Wang , Jingkuan Song , Lianli Gao

Intelligent robots rely on object detection models to perceive the environment. Following advances in deep learning security it has been revealed that object detection models are vulnerable to adversarial attacks. However, prior research…

人工智能 · 计算机科学 2023-12-13 Han Wu , Syed Yunas , Sareh Rowlands , Wenjie Ruan , Johan Wahlstrom

Safety filters ensure that control actions that are executed are always safe, no matter the controller in question. Previous work has proposed a simple and stealthy false-data injection attack for deactivating such safety filters. This…

系统与控制 · 电气工程与系统科学 2024-12-03 Daniel Arnström , André M. H. Teixeira

As object detection becomes integral to many safety-critical applications, understanding its vulnerabilities is essential. Backdoor attacks, in particular, pose a serious threat by implanting hidden triggers in victim models, which…

密码学与安全 · 计算机科学 2025-03-14 Jialin Lu , Junjie Shan , Ziqi Zhao , Ka-Ho Chow

As object detection becomes integral to many safety-critical applications, understanding its vulnerabilities is essential. Backdoor attacks, in particular, pose a serious threat by implanting hidden triggers in victim models, which…

密码学与安全 · 计算机科学 2025-03-17 Jialin Lu , Junjie Shan , Ziqi Zhao , Ka-Ho Chow