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This paper examines the vulnerabilities of convolutional neural networks (CNNs) to adversarial attacks and explores a method for their safeguarding. In this study, CNNs were implemented on four of the most common image datasets, namely…

Machine Learning · Computer Science 2025-02-11 Koushik Chowdhury

Trained Deep Neural Network (DNN) models are considered valuable Intellectual Properties (IP) in several business models. Prevention of IP theft and unauthorized usage of such DNN models has been raised as of significant concern by…

Machine Learning · Computer Science 2024-02-20 Manaar Alam , Sayandeep Saha , Debdeep Mukhopadhyay , Sandip Kundu

In this paper, we propose a combined use of transformed images and vision transformer (ViT) models transformed with a secret key. We show for the first time that models trained with plain images can be directly transformed to models trained…

Computer Vision and Pattern Recognition · Computer Science 2023-01-11 Hitoshi Kiya , Ryota Iijima , MaungMaung Aprilpyone , Yuma Kinoshita

In this paper, we propose a novel defensive transformation that enables us to maintain a high classification accuracy under the use of both clean images and adversarial examples for adversarially robust defense. The proposed transformation…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 MaungMaung AprilPyone , Hitoshi Kiya

Training high performance Deep Neural Networks (DNNs) models require large-scale and high-quality datasets. The expensive cost of collecting and annotating large-scale datasets make the valuable datasets can be considered as the…

Cryptography and Security · Computer Science 2023-05-26 Mingfu Xue , Yinghao Wu , Yushu Zhang , Jian Wang , Weiqiang Liu

We present a new type of backdoor attack that exploits a vulnerability of convolutional neural networks (CNNs) that has been previously unstudied. In particular, we examine the application of facial recognition. Deep learning techniques are…

Computer Vision and Pattern Recognition · Computer Science 2018-12-10 Jacob Dumford , Walter Scheirer

An increasing number of digital images are being shared and accessed through websites, media, and social applications. Many of these images have been modified and are not authentic. Recent advances in the use of deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 David Güera , Yu Wang , Luca Bondi , Paolo Bestagini , Stefano Tubaro , Edward J. Delp

This paper presents a novel model protection paradigm ModelLock that locks (destroys) the performance of a model on normal clean data so as to make it unusable or unextractable without the right key. Specifically, we proposed a…

Machine Learning · Computer Science 2024-10-15 Yifeng Gao , Yuhua Sun , Xingjun Ma , Zuxuan Wu , Yu-Gang Jiang

Convolutional Neural Networks (CNNs) deployed in real-life applications such as autonomous vehicles have shown to be vulnerable to manipulation attacks, such as poisoning attacks and fine-tuning. Hence, it is essential to ensure the…

Cryptography and Security · Computer Science 2021-01-13 Alsharif Abuadbba , Hyoungshick Kim , Surya Nepal

Model protection is vital when deploying Convolutional Neural Networks (CNNs) for commercial services, due to the massive costs of training them. In this work, we propose a selective encryption (SE) algorithm to protect CNN models from…

Cryptography and Security · Computer Science 2021-05-27 Jinyu Tian , Jiantao Zhou , Jia Duan

The widespread adoption of convolutional neural networks (CNNs) in resource-constrained scenarios has driven the development of Machine Learning as a Service (MLaaS) system. However, this approach is susceptible to privacy leakage, as the…

Cryptography and Security · Computer Science 2025-08-20 Jinyu Lu , Xinrong Sun , Yunting Tao , Tong Ji , Fanyu Kong , Guoqiang Yang

Deep neural networks (DNNs) have been demonstrated to be vulnerable to adversarial examples. Specifically, adding imperceptible perturbations to clean images can fool the well trained deep neural networks. In this paper, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Xiaojun Jia , Xingxing Wei , Xiaochun Cao , Hassan Foroosh

The Convolutional Neural Networks (CNNs) have emerged as a very powerful data dependent hierarchical feature extraction method. It is widely used in several computer vision problems. The CNNs learn the important visual features from…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Jayendra Kantipudi , Shiv Ram Dubey , Soumendu Chakraborty

Convolutional neural networks (CNNs) are the cutting edge model for supervised machine learning in computer vision. In recent years CNNs have outperformed traditional approaches in many computer vision tasks such as object detection, image…

Neural and Evolutionary Computing · Computer Science 2016-03-01 Nitzan Guberman

We propose a transformation network for generating visually-protected images for privacy-preserving DNNs. The proposed transformation network is trained by using a plain image dataset so that plain images are transformed into visually…

Image and Video Processing · Electrical Eng. & Systems 2020-08-10 Hiroki Ito , Yuma Kinoshita , Hitoshi Kiya

This paper studies model-inversion attacks, in which the access to a model is abused to infer information about the training data. Since its first introduction, such attacks have raised serious concerns given that training data usually…

Machine Learning · Computer Science 2020-04-21 Yuheng Zhang , Ruoxi Jia , Hengzhi Pei , Wenxiao Wang , Bo Li , Dawn Song

Deep neural networks (DNNs) are utilized in numerous image processing, object detection, and video analysis tasks and need to be implemented using hardware accelerators to achieve practical speed. Logic locking is one of the most popular…

Cryptography and Security · Computer Science 2022-10-10 Jingbo Zhou , Xinmiao Zhang

In order to prevent deep neural networks from being infringed by unauthorized parties, we propose a generic solution which embeds a designated digital passport into a network, and subsequently, either paralyzes the network functionalities…

Cryptography and Security · Computer Science 2019-05-14 Lixin Fan , KamWoh Ng , Chee Seng Chan

Federated learning is a learning method for training models over multiple participants without directly sharing their raw data, and it has been expected to be a privacy protection method for training data. In contrast, attack methods have…

Cryptography and Security · Computer Science 2023-08-02 Rei Aso , Sayaka Shiota , Hitoshi Kiya

Large-scale datasets play a fundamental role in training deep learning models. However, dataset collection is difficult in domains that involve sensitive information. Collaborative learning techniques provide a privacy-preserving solution,…

Machine Learning · Computer Science 2020-04-23 Mert Bülent Sarıyıldız , Ramazan Gökberk Cinbiş , Erman Ayday