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The cybersecurity breaches expose surveillance video streams to forgery attacks, under which authentic streams are falsified to hide unauthorized activities. Traditional video forensics approaches can localize forgery traces using…

密码学与安全 · 计算机科学 2022-01-25 Yong Huang , Xiang Li , Wei Wang , Tao Jiang , Qian Zhang

Wi-Fi technology has evolved from simple communication routers to sensing devices. Wi-Fi sensing leverages conventional Wi-Fi transmissions to extract and analyze channel state information (CSI) for applications like proximity detection,…

信号处理 · 电气工程与系统科学 2025-07-08 Ahmed Y. Radwan , Mustafa Yildirim , Navid Hasanzadeh , Hina Tabassum , Shahrokh Valaee

Video forgery attack threatens the surveillance system by replacing the video captures with unrealistic synthesis, which can be powered by the latest augment reality and virtual reality technologies. From the machine perception aspect,…

多媒体 · 计算机科学 2022-12-27 Chenhui Zhao , Xiang Li , Rabih Younes

WiFi and security pose both an issue and act as a growing presence in everyday life. Today's motions detection implementations are severely lacking in the areas of secrecy, scope, and cost. To combat this problem, we aim to develop a motion…

信号处理 · 电气工程与系统科学 2019-08-23 Sadhana Lolla , Amy Zhao

The cybersecurity breaches render surveillance systems vulnerable to video forgery attacks, under which authentic live video streams are tampered to conceal illegal human activities under surveillance cameras. Traditional video forensics…

密码学与安全 · 计算机科学 2021-01-13 Yong Huang , Xiang Li , Wei Wang , Tao Jiang , Qian Zhang

Smart Video surveillance systems have become important recently for ensuring public safety and security, especially in smart cities. However, applying real-time artificial intelligence technologies combined with low-latency notification and…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Shanle Yao , Babak Rahimi Ardabili , Armin Danesh Pazho , Ghazal Alinezhad Noghre , Christopher Neff , Hamed Tabkhi

Recently, channel state information (CSI) at the physical-layer has been utilized to detect spoofing attacks in wireless communications. However, due to hardware impairments and communication noise, the CSI cannot be estimated accurately,…

信号处理 · 电气工程与系统科学 2021-01-18 Chu Li , Aydin Sezgin

Video Surveillance Systems (VSS) have become an essential infrastructural element of smart cities by increasing public safety and countering criminal activities. A VSS is normally deployed in a secure network to prevent access from…

密码学与安全 · 计算机科学 2019-03-11 Deeraj Nagothu , Jacob Schwell , Yu Chen , Erik Blasch , Sencun Zhu

The idea of exploiting the Wi-Fi bursts as the medium for sensing purposes, particularly for the human targets in the indoor environment, was cultivated in both radar and computer science communities and it has became a noticeable research…

信号处理 · 电气工程与系统科学 2022-01-11 Bo Tan , Bo Sun

Thanks to the ubiquitous deployment of Wi-Fi hotspots, channel state information (CSI)-based Wi-Fi sensing can unleash game-changing applications in many fields, such as healthcare, security, and entertainment. However, despite one decade…

网络与互联网体系结构 · 计算机科学 2023-02-03 Marco Cominelli , Francesco Gringoli , Francesco Restuccia

The Internet of Things (IoT) has boomed in recent years, with an ever-growing number of connected devices and a corresponding exponential increase in network traffic. As a result, IoT devices have become potential witnesses of the…

网络与互联网体系结构 · 计算机科学 2023-05-19 Fabio Palmese , Alessandro E. C. Redondi

Human behavior recognition has been considered as a core technology that can facilitate variety of applications. However, accurate detection and recognition of human behavior is still a big challenge that attracts a lot of research efforts.…

人机交互 · 计算机科学 2017-12-04 Zhu Wang , Bin Guo , Zhiwen Yu , Xingshe Zhou

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

Video capture is the most extensively utilized human perception source due to its intuitively understandable nature. A desired video capture often requires multiple environmental conditions such as ample ambient-light, unobstructed space,…

计算机视觉与模式识别 · 计算机科学 2022-12-29 Xiang Li , Rabih Younes

Wi-Fi signals can be exploited by adversaries as a sensing side channel to eavesdrop on physical information. By monitoring propagation effects of radio waves within the victim's environment, attackers can remotely infer sensitive…

密码学与安全 · 计算机科学 2026-05-07 Johannes Kortz , Paul Staat , Christof Paar , Christian Zenger

We present the Surveillance Forgery Image Test Range (SurFITR), a dataset for surveillance-style image forgery detection and localisation, in response to recent advances in open-access image generation models that raise concerns about…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Qizhou Wang , Guansong Pang , Christopher Leckie

Monitoring behaviour in smart homes using sensors can offer insights into changes in the independent ability and long-term health of residents. Passive Infrared motion sensors (PIRs) are standard, however may not accurately track the full…

计算机视觉与模式识别 · 计算机科学 2021-11-18 Glenn Forbes , Stewart Massie , Susan Craw , Christopher Clare

Surveillance cameras, which is a form of Cyber Physical System, are deployed extensively to provide visual surveillance monitoring of activities of interest or anomalies. However, these cameras are at risks of physical security attacks…

密码学与安全 · 计算机科学 2019-06-18 Jonathan Pan

Wi-Fi sensing is an emerging technology that uses channel state information (CSI) from ambient Wi-Fi signals to monitor human activity without the need for dedicated sensors. Wi-Fi sensing does not only represent a pivotal technology in…

网络与互联网体系结构 · 计算机科学 2025-05-07 Paolo Cerutti , Fabio Palmese , Marco Cominelli , Alessandro E. C. Redondi

Radio frequency fingerprint identification (RFFI) is becoming increasingly popular, especially in applications with constrained power, such as the Internet of Things (IoT). Due to subtle manufacturing variations, wireless devices have…

信号处理 · 电气工程与系统科学 2024-10-11 Lu Yang , Seyit Camtepe , Yansong Gao , Vicky Liu , Dhammika Jayalath
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