2 papers
cs.CV2020
Seeing Red: PPG Biometrics Using Smartphone Cameras
Giulio Lovisotto, Henry Turner, Simon Eberz +1
In this paper, we propose a system that enables photoplethysmogram (PPG)-based authentication by using a smartphone camera. PPG signals are obtained by recording a video from the c…
cs.CR2019
Biometric Backdoors: A Poisoning Attack Against Unsupervised Template Updating
Giulio Lovisotto, Simon Eberz, Ivan Martinovic
In this work, we investigate the concept of biometric backdoors: a template poisoning attack on biometric systems that allows adversaries to stealthily and effortlessly impersonate…