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Related papers: Anti-Tamper Radio: System-Level Tamper Detection f…

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Many computing systems need to be protected against physical attacks using active tamper detection based on sensors. One technical solution is to employ an ATR (Anti-Tamper Radio) approach, analyzing the radio wave propagation effects…

Cryptography and Security · Computer Science 2025-03-19 Maryam Shaygan Tabar , Johannes Kortz , Paul Staat , Harald Elders-Boll , Christof Paar , Christian Zenger

The screening of baggage using X-ray scanners is now routine in aviation security with automatic threat detection approaches, based on 3D X-ray computed tomography (CT) images, known as Automatic Threat Recognition (ATR) within the aviation…

Computer Vision and Pattern Recognition · Computer Science 2019-11-20 Qian Wang , Khalid N. Ismail , Toby P. Breckon

This work addresses the question whether it is possible to design a computer-vision based automatic threat recognition (ATR) system so that it can adapt to changing specifications of a threat without having to create a new ATR each time.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Ankit Manerikar , Tanmay Prakash , Avinash C. Kak

Synthetic aperture radar (SAR) imagery exhibits intrinsic information sparsity due to its unique electromagnetic scattering mechanism. Despite the widespread adoption of deep neural network (DNN)-based SAR automatic target recognition…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Yiming Zhang , Weibo Qin , Yuntian Liu , Feng Wang

With the advancement of personalized image generation technologies, concerns about forgery attacks that infringe on portrait rights and privacy are growing. To address these concerns, protection perturbation algorithms have been developed…

Cryptography and Security · Computer Science 2025-08-11 Zelin Li , Ruohan Zong , Yifan Liu , Ruichen Yao , Yaokun Liu , Yang Zhang , Dong Wang

Adversarial attacks have demonstrated the vulnerability of Machine Learning (ML) image classifiers in Synthetic Aperture Radar (SAR) Automatic Target Recognition (ATR) systems. An adversarial attack can deceive the classifier into making…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Tian Ye , Rajgopal Kannan , Viktor Prasanna , Carl Busart

This letter proposes a deep learning approach to detect a change in the antenna orientation of transmitter or receiver as a physical tamper attack in OFDM systems using channel state information. We treat the physical tamper attack problem…

Signal Processing · Electrical Eng. & Systems 2021-04-16 Eshagh Dehmollaian , Bernhard Etzlinger , Núria Ballber Torres , Andreas Springer

Network analysis and machine learning techniques have been widely applied for building malware detection systems. Though these systems attain impressive results, they often are $(i)$ not extensible, being monolithic, well tuned for the…

Cryptography and Security · Computer Science 2023-04-14 Yashovardhan Sharma , Simon Birnbach , Ivan Martinovic

Target detection is the front-end stage in any automatic target recognition system for synthetic aperture radar (SAR) imagery (SAR-ATR). The efficacy of the detector directly impacts the succeeding stages in the SAR-ATR processing chain.…

Image and Video Processing · Electrical Eng. & Systems 2018-04-16 Khalid El-Darymli , Peter McGuire , Desmond Power , Cecilia Moloney

This paper presents a brief examination of Automatic Target Recognition (ATR) technology within ground-based radar systems. It offers a lucid comprehension of the ATR concept, delves into its historical milestones, and categorizes ATR…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Jiangkun Gong , Jun Yan , Deyong Kong , Deren Li

Deep neural networks have demonstrated excellent performance in SAR target detection tasks but remain susceptible to adversarial attacks. Existing SAR-specific attack methods can effectively deceive detectors; however, they often introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Yiming Zhang , Weibo Qin , Feng Wang

This paper discusses the challenges of detecting and categorizing small drones with radar automatic target recognition (ATR) technology. The authors suggest integrating ATR capabilities into drone detection radar systems to improve…

Signal Processing · Electrical Eng. & Systems 2023-07-21 Jiangkun Gong , Jun Yan , Deyong Kong , Deren Li

The vast accessibility of Synthetic Aperture Radar (SAR) images through online portals has propelled the research across various fields. This widespread use and easy availability have unfortunately made SAR data susceptible to malicious…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Sara Mandelli , Edoardo Daniele Cannas , Paolo Bestagini , Stefano Tebaldini , Stefano Tubaro

Advanced Persistent Threats (APTs) are among the most challenging cyberattacks to detect. They are carried out by highly skilled attackers who carefully study their targets and operate in a stealthy, long-term manner. Because APTs exhibit…

Along with the improvement of radar technologies, Automatic Target Recognition (ATR) using Synthetic Aperture Radar (SAR) and Inverse SAR (ISAR) has come to be an active research area. SAR/ISAR are radar techniques to generate a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Carlos Pena-Caballero , Elifaleth Cantu , Jesus Rodriguez , Adolfo Gonzales , Osvaldo Castellanos , Angel Cantu , Megan Strait , Jae Son , Dongchul Kim

Persistent scatterer interferometry and Synthetic Aperture Radar (SAR) Tomography are powerful tools for the detection and time monitoring of persistent scatterers. They have been proven to be effective in urban scenarios, especially for…

Signal Processing · Electrical Eng. & Systems 2026-02-05 Pia Addabbo , Diego Reale , Antonio Pauciullo , Gianfranco Fornaro , Danilo Orlando

Advanced Persistent Threat (APT) attack usually refers to the form of long-term, covert and sustained attack on specific targets, with an adversary using advanced attack techniques to destroy the key facilities of an organization. APT…

Cryptography and Security · Computer Science 2021-12-20 Tiantian Zhu , Jinkai Yu , Tieming Chen , Jiayu Wang , Jie Ying , Ye Tian , Mingqi Lv , Yan Chen , Yuan Fan , Ting Wang

Security of a storage device against a tampering adversary has been a well-studied topic in classical cryptography. Such models give black-box access to an adversary, and the aim is to protect the stored message or abort the protocol if…

Cryptography and Security · Computer Science 2023-11-15 Naresh Goud Boddu , Upendra S. Kapshikar

Recently, there has been increasing concern about the vulnerability of deep neural network (DNN)-based synthetic aperture radar (SAR) automatic target recognition (ATR) to adversarial attacks, where a DNN could be easily deceived by clean…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Bowen Peng , Bo Peng , Jingyuan Xia , Tianpeng Liu , Yongxiang Liu , Li Liu

Advanced Persistent Threats (APTs) pose a significant security risk to organizations and industries. These attacks often lead to severe data breaches and compromise the system for a long time. Mitigating these sophisticated attacks is…

Cryptography and Security · Computer Science 2025-08-04 Ehsan Hallaji , Roozbeh Razavi-Far , Mehrdad Saif
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