25 citations · 30 across the 15 of their papers we have counts for
15 papers
Lightweight Detection of Electromagnetic Signal Injection Attacks on Image Sensors
Youqian Zhang, Chunxi Yang, Eugene Yujun Fu +3
Electromagnetic signal injection attacks (ESIA) pose a growing threat to image sensors, which are increasingly used in different intelligent systems. By emitting electromagnetic in…
Poster: Exploring the Limits of Audio-Based Detection of Turkish Phone Call Scams
Arda Eren, Micheal Cheung, Youqian Zhang +2
Scam phone calls exploit vulnerable communities worldwide, yet research on detection has focused almost exclusively on English and other high-resource languages. In low-resource se…
AI Security Research Should Better Incentivize Defense Research
Youqian Zhang
This work examines an imbalance in artificial intelligence (AI) security research: the field tends to produce more work on attacking AI systems than on defending them. Drawing on r…
Phantom Force: Injecting Adversarial Tactile Perceptions into Embodied Intelligence via EMI
Zirui Kong, Youqian Zhang, Sze Yiu Chau
Embodied intelligent robots rely on tactile sensors to interact with the physical world safely. While the security of visual perception systems has been studied (e.g., adversarial…
One Size Fits All? A Modular Adaptive Sanitization Kit (MASK) for Customizable Privacy-Preserving Phone Scam Detection
Kangzhong Wang, Zitong Shen, Youqian Zhang +4
Phone scams remain a pervasive threat to both personal safety and financial security worldwide. Recent advances in large language models (LLMs) have demonstrated strong potential i…
Rainbow Artifacts from Electromagnetic Signal Injection Attacks on Image Sensors
Youqian Zhang, Xinyu Ji, Zhihao Wang +1
Image sensors are integral to a wide range of safety- and security-critical systems, including surveillance infrastructure, autonomous vehicles, and industrial automation. These sy…
"It Warned Me Just at the Right Moment": Exploring LLM-based Real-time Detection of Phone Scams
Zitong Shen, Sineng Yan, Youqian Zhang +3
Despite living in the era of the internet, phone-based scams remain one of the most prevalent forms of scams. These scams aim to exploit victims for financial gain, causing both mo…
Is Your Autonomous Vehicle Safe? Understanding the Threat of Electromagnetic Signal Injection Attacks on Traffic Scene Perception
Wenhao Liao, Sineng Yan, Youqian Zhang +3
Autonomous vehicles rely on camera-based perception systems to comprehend their driving environment and make crucial decisions, thereby ensuring vehicles to steer safely. However,…
Combating Phone Scams with LLM-based Detection: Where Do We Stand?
Zitong Shen, Kangzhong Wang, Youqian Zhang +2
Phone scams pose a significant threat to individuals and communities, causing substantial financial losses and emotional distress. Despite ongoing efforts to combat these scams, sc…
Anti-ESIA: Analyzing and Mitigating Impacts of Electromagnetic Signal Injection Attacks
Denglin Kang, Youqian Zhang, Wai Cheong Tam +1
Cameras are integral components of many critical intelligent systems. However, a growing threat, known as Electromagnetic Signal Injection Attacks (ESIA), poses a significant risk…
A Simulation Framework for Electromagnetic Signal Injection Attacks on Image Sensors
Youqian Zhang, MK Michael Cheung, Chunxi Yang +6
Image sensors are fundamental to many intelligent systems, allowing visual perception and AI-driven decision-making. However, their integrity can be compromised by electromagnetic…
Understanding Impacts of Electromagnetic Signal Injection Attacks on Object Detection
Youqian Zhang, Chunxi Yang, Eugene Y. Fu +7
Object detection can localize and identify objects in images, and it is extensively employed in critical multimedia applications such as security surveillance and autonomous drivin…
Electromagnetic Signal Injection Attacks on Differential Signaling
Youqian Zhang, Kasper Rasmussen
Differential signaling is a method of data transmission that uses two complementary electrical signals to encode information. This allows a receiver to reject any noise by looking…
Detection of Electromagnetic Signal Injection Attacks on Actuator Systems
Youqian Zhang, Kasper Rasmussen
An actuator is a device that converts electricity into another form of energy, typically physical movement. They are absolutely essential for any system that needs to impact or mod…
A Framework for Evaluating Security in the Presence of Signal Injection Attacks
Ilias Giechaskiel, Youqian Zhang, Kasper B. Rasmussen
Sensors are embedded in security-critical applications from medical devices to nuclear power plants, but their outputs can be spoofed through electromagnetic and other types of sig…