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Related papers: Trojan Signatures in DNN Weights

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Deep neural networks (DNNs) have been proven vulnerable to backdoor attacks, where hidden features (patterns) trained to a normal model, which is only activated by some specific input (called triggers), trick the model into producing…

Cryptography and Security · Computer Science 2020-09-01 Shaofeng Li , Minhui Xue , Benjamin Zi Hao Zhao , Haojin Zhu , Xinpeng Zhang

Despite their success and popularity, deep neural networks (DNNs) are vulnerable when facing backdoor attacks. This impedes their wider adoption, especially in mission critical applications. This paper tackles the problem of Trojan…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Xiaoling Hu , Xiao Lin , Michael Cogswell , Yi Yao , Susmit Jha , Chao Chen

Backdoor (Trojan) attacks are an important type of adversarial exploit against deep neural networks (DNNs), wherein a test instance is (mis)classified to the attacker's target class whenever the attacker's backdoor trigger is present. In…

Machine Learning · Computer Science 2023-08-22 Xi Li , Zhen Xiang , David J. Miller , George Kesidis

We present a Trojan (backdoor or trapdoor) attack that targets deep learning applications in wireless communications. A deep learning classifier is considered to classify wireless signals using raw (I/Q) samples as features and modulation…

Networking and Internet Architecture · Computer Science 2019-10-25 Kemal Davaslioglu , Yalin E. Sagduyu

Deep Neural Networks (DNNs) have been applied successfully in computer vision. However, their wide adoption in image-related applications is threatened by their vulnerability to trojan attacks. These attacks insert some misbehavior at…

Computer Vision and Pattern Recognition · Computer Science 2020-07-03 Miguel Villarreal-Vasquez , Bharat Bhargava

Trojan attacks are sophisticated training-time attacks on neural networks that embed backdoor triggers which force the network to produce a specific output on any input which includes the trigger. With the increasing relevance of deep…

Machine Learning · Computer Science 2025-12-16 Xihe Gu , Greg Fields , Yaman Jandali , Tara Javidi , Farinaz Koushanfar

Outsourced deep neural networks have been demonstrated to suffer from patch-based trojan attacks, in which an adversary poisons the training sets to inject a backdoor in the obtained model so that regular inputs can be still labeled…

Cryptography and Security · Computer Science 2022-05-17 Ying He , Zhili Shen , Chang Xia , Jingyu Hua , Wei Tong , Sheng Zhong

Trojan signatures, as described by Fields et al. (2021), are noticeable differences in the distribution of the trojaned class parameters (weights) and the non-trojaned class parameters of the trojaned model, that can be used to detect the…

Cryptography and Security · Computer Science 2024-03-08 Aftab Hussain , Md Rafiqul Islam Rabin , Mohammad Amin Alipour

Deep neural networks are known to have security issues. One particular threat is the Trojan attack. It occurs when the attackers stealthily manipulate the model's behavior through Trojaned training samples, which can later be exploited.…

Machine Learning · Computer Science 2021-06-14 Songzhu Zheng , Yikai Zhang , Hubert Wagner , Mayank Goswami , Chao Chen

Deep neural networks (DNNs) are becoming commonplace in critical applications, making their susceptibility to backdoor (trojan) attacks a significant problem. In this paper, we introduce a novel backdoor attack detection pipeline, detecting…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Akash Vartak , Khondoker Murad Hossain , Tim Oates

A security threat to deep neural networks (DNN) is backdoor contamination, in which an adversary poisons the training data of a target model to inject a Trojan so that images carrying a specific trigger will always be classified into a…

Cryptography and Security · Computer Science 2020-12-11 Di Tang , XiaoFeng Wang , Haixu Tang , Kehuan Zhang

Adversarial attacks on deep learning-based models pose a significant threat to the current AI infrastructure. Among them, Trojan attacks are the hardest to defend against. In this paper, we first introduce a variation of the Badnet kind of…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Haripriya Harikumar , Santu Rana , Kien Do , Sunil Gupta , Wei Zong , Willy Susilo , Svetha Venkastesh

Recent studies revealed that deep neural networks (DNNs) are exposed to backdoor threats when training with third-party resources (such as training samples or backbones). The backdoored model has promising performance in predicting benign…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Chengxiao Luo , Yiming Li , Yong Jiang , Shu-Tao Xia

Trojan attacks threaten deep neural networks (DNNs) by poisoning them to behave normally on most samples, yet to produce manipulated results for inputs attached with a particular trigger. Several works attempt to detect whether a given DNN…

Machine Learning · Computer Science 2022-05-25 Tianlong Chen , Zhenyu Zhang , Yihua Zhang , Shiyu Chang , Sijia Liu , Zhangyang Wang

The backdoor or Trojan attack is a severe threat to deep neural networks (DNNs). Researchers find that DNNs trained on benign data and settings can also learn backdoor behaviors, which is known as the natural backdoor. Existing works on…

Machine Learning · Computer Science 2022-10-28 Zhenting Wang , Hailun Ding , Juan Zhai , Shiqing Ma

Deep Neural Networks (DNNs) have found extensive applications in safety-critical artificial intelligence systems, such as autonomous driving and facial recognition systems. However, recent research has revealed their susceptibility to…

Cryptography and Security · Computer Science 2024-08-20 Lingxin Jin , Xianyu Wen , Wei Jiang , Jinyu Zhan

Machine learning (ML) models that use deep neural networks are vulnerable to backdoor attacks. Such attacks involve the insertion of a (hidden) trigger by an adversary. As a consequence, any input that contains the trigger will cause the…

Cryptography and Security · Computer Science 2022-03-30 Arezoo Rajabi , Bhaskar Ramasubramanian , Radha Poovendran

We target the problem of detecting Trojans or backdoors in DNNs. Such models behave normally with typical inputs but produce specific incorrect predictions for inputs poisoned with a Trojan trigger. Our approach is based on a novel…

Machine Learning · Computer Science 2020-12-07 Karan Sikka , Indranil Sur , Susmit Jha , Anirban Roy , Ajay Divakaran

Deep neural networks (DNNs) have shown unprecedented success in object detection tasks. However, it was also discovered that DNNs are vulnerable to multiple kinds of attacks, including Backdoor Attacks. Through the attack, the attacker…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Yize Cheng , Wenbin Hu , Minhao Cheng

Training deep neural networks (DNNs) usually requires massive training data and computational resources. Users who cannot afford this may prefer to outsource training to a third party or resort to publicly available pre-trained models.…

Cryptography and Security · Computer Science 2023-02-27 Najeeb Moharram Jebreel , Josep Domingo-Ferrer , Yiming Li