While many have grown suspicious of viral images and videos found online, there is a
general sense that we can and should trust that the person on the other end of our video …

In this paper we develop a neural network that can detect a mismatch between the light
emitted from a monitor and the light reflected from the face of a user sitting in front of a …

Face authentication usually utilizes deep learning models to verify users with high accuracy.
However, it is vulnerable to various attacks that cheat the models by manipulating the digital …

Liveness detection has been widely applied in face authentication systems to combat
malicious attacks. However, existing methods purely depending on visual frames become …

This study investigates frame-wise optimization in Mobile Edge Computing (MEC) for video
transmission, emphasizing dynamic adaptation to diverse frame complexities and efficient …

Protecting digital identities of human face from various attack vectors is paramount, and face
anti-spoofing plays a crucial role in this endeavor. Current approaches primarily focus on …

摘要受新型冠状病毒肺炎的影响, 远程办公这种新型办公方式在短时间内迅速发展并被社会广泛
应用, 由此引发的远程办公系统的安全问题显得越发急迫和突出. 目前, 远程办公系统安全的相关 …

Input transformation techniques have been proposed to defend against adversarial example
attacks in imageclassification systems. However, recent works have shown that, although …

There are several uses for face spoofing detection, including human-robot communication,
business, film, hotel services, and even politics. Despite the adoption of numerous …

Intelligent surveillance systems play an essential role in modern smart cities to enable
situational awareness. As part of the critical infrastructure, surveillance systems are often …