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This work proposes a moving target defense (MTD) strategy to detect coordinated cyber-physical attacks (CCPAs) against power grids. A CCPA consists of a physical attack, such as disconnecting a transmission line, followed by a coordinated…

Cryptography and Security · Computer Science 2019-08-08 Subhash Lakshminarayana , E. Veronica Belmega , H. Vincent Poor

We consider a wireless communication system, where a transmitter sends signals to a receiver with different modulation types while the receiver classifies the modulation types of the received signals using its deep learning-based…

Signal Processing · Electrical Eng. & Systems 2020-08-03 Brian Kim , Yalin E. Sagduyu , Tugba Erpek , Kemal Davaslioglu , Sennur Ulukus

Compressed sensing algorithms are used to decrease electron microscope scan time and electron beam exposure with minimal information loss. Following successful applications of deep learning to compressed sensing, we have developed a…

Image and Video Processing · Electrical Eng. & Systems 2020-05-21 Jeffrey M. Ede , Richard Beanland

We developed DeepADMR, a novel neural anomaly detector for the deep reinforcement learning (DRL)-based DeepCQ+ MANET routing policy. The performance of DRL-based algorithms such as DeepCQ+ is only verified within the trained and tested…

Networking and Internet Architecture · Computer Science 2023-02-28 Alex Yahja , Saeed Kaviani , Bo Ryu , Jae H. Kim , Kevin A. Larson

While deep neural networks (DNNs) achieve impressive performance on environment perception tasks, their sensitivity to adversarial perturbations limits their use in practical applications. In this paper, we (i) propose a novel adversarial…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Marvin Klingner , Varun Ravi Kumar , Senthil Yogamani , Andreas Bär , Tim Fingscheidt

In recent years, as various realistic face forgery techniques known as DeepFake improves by leaps and bounds,more and more DeepFake detection techniques have been proposed. These methods typically rely on detecting statistical differences…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Yang Hou , Qing Guo , Yihao Huang , Xiaofei Xie , Lei Ma , Jianjun Zhao

Deepfake detection systems deployed in real-world environments are subject to adversaries capable of crafting imperceptible perturbations that degrade model performance. While adversarial training is a widely adopted defense, its…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Adrian Serrano , Erwan Umlil , Ronan Thomas

Ceramic insulators are important to electronic systems, designed and installed to protect humans from the danger of high voltage electric current. However, insulators are not immortal, and natural deterioration can gradually damage them.…

Machine Learning · Computer Science 2021-03-03 Ademola Okerinde , Lior Shamir , William Hsu , Tom Theis

Adversarial example (AE) aims at fooling a Convolution Neural Network by introducing small perturbations in the input image.The proposed work uses the magnitude and phase of the Fourier Spectrum and the entropy of the image to defend…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Sanket B. Shah , Param Raval , Harin Khakhi , Mehul S. Raval

Meter measurements in the power grid are susceptible to manipulation by adversaries, that can lead to errors in state estimation. This paper presents a general framework to study attacks on state estimation by adversaries capable of…

Cryptography and Security · Computer Science 2015-06-16 Deepjyoti Deka , Ross Baldick , Sriram Vishwanath

Detecting covert channels among legitimate traffic represents a severe challenge due to the high heterogeneity of networks. Therefore, we propose an effective covert channel detection method, based on the analysis of DNS network data…

Cryptography and Security · Computer Science 2020-10-06 Salvatore Saeli , Federica Bisio , Pierangelo Lombardo , Danilo Massa

We present two modulation and detection techniques that are designed to allow for efficient equalization for channels that exhibit an arbitrary Doppler spread but no delay spread. These techniques are based on principles similar to…

Signal Processing · Electrical Eng. & Systems 2020-01-08 Thomas Dean , Mainak Chowdhury , Nicole Grimwood , Andrea Goldsmith

Power Delay Profile (PDP) plays a crucial role in wireless communications, providing information on multipath propagation and signal strength variations over time. Accurate detection of peaks within PDP is essential to identify dominant…

Signal Processing · Electrical Eng. & Systems 2026-03-23 Ondrej Zeleny , Radek Zavorka , Ales Prokes , Tomas Fryza , Jaroslaw Wojtun , Jan M. Kelner , Cezary Ziolkowski , Aniruddha Chandra

This article introduces an anomaly detection based algorithm (AD-CPS) to detect false data injection attacks that fall under the category of data deception/integrity attacks, but with arbitrary information structure, in cyber-physical…

Optimization and Control · Mathematics 2025-11-25 Souvik Das , Avishek Ghosh , Debasish Chatterjee

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…

Machine Learning · Computer Science 2022-11-09 Daniel Romero , Peter Gerstoft , Hadi Givehchian , Dinesh Bharadia

Recently, reconstruction-based anomaly detection was proposed as an effective technique to detect attacks in dynamic industrial control networks. Unlike classical network anomaly detectors that observe the network traffic,…

Cryptography and Security · Computer Science 2020-10-13 Alessandro Erba , Riccardo Taormina , Stefano Galelli , Marcello Pogliani , Michele Carminati , Stefano Zanero , Nils Ole Tippenhauer

Orthogonal blinding based schemes for wireless physical layer security aim to achieve secure communication by injecting noise into channels orthogonal to the main channel and corrupting the eavesdropper's signal reception. These methods,…

Cryptography and Security · Computer Science 2020-02-19 Yanjun Pan , Yao Zheng , Ming Li

We propose a novel deep learning-based channel estimation technique for high-dimensional communication signals that does not require any training. Our method is broadly applicable to channel estimation for multicarrier signals with any…

Signal Processing · Electrical Eng. & Systems 2019-04-23 Eren Balevi , Jeffrey G. Andrews

This paper presents a novel approach to achieving secure wireless communication by leveraging the inherent characteristics of wireless channels through end-to-end learning using a single-input-multiple-output (SIMO) autoencoder (AE). To…

Signal Processing · Electrical Eng. & Systems 2024-08-13 Abdullahi Mohammad , Mahmoud Tukur Kabir , Mikko Valkama , Bo Tan

Tag signal detection is one of the key tasks in ambient backscatter communication (AmBC) systems. However, obtaining perfect channel state information (CSI) is challenging and costly, which makes AmBC systems suffer from a high bit error…

Signal Processing · Electrical Eng. & Systems 2020-11-16 Chang Liu , Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan , Ying-Chang Liang