… Poisoning attacks and our application example are described in Sect. 3 and 4, respectively.
… that adaptive biometric recognition systems can be vulnerable to poisoning attacks, namely, …

… Poisoning Attacks to Adaptation. Poisoning attacks in adaptive biometric systems consist
in progressively introducing impostor samples in the adaptation process, in a way that the bio…

… metric backdoors: a template poisoning attack on biometric systems that allows adversaries
to stealthily … Finally, we design a poisoning detection technique that leverages the consistent …

… adaptive fingerprint authentication system to poisoning attacks. The template self-update
mechanism of such adaptive biometric authentication system is … a practical poisoning attack …

… As another application example, we will also consider a poisoning attack against an adaptive
face verification system and propose a novel countermeasure based on the sanitization of …

… Compromising adaptive face verification … of the system may be realistic in some cases, to
understand whether poisoning is a relevant threat for adaptive biometric systems, alternative …

… to vulnerabilities of adaptive biometric systems that update clients’ … poisoning attack [24,36].
The set of all attack points defines the attack surface of a biometric recognition system. The …

… By constantly learning and adapting to users’ changing biometric patterns, ML … a biometric
system are included in this study. Pertinent aspects such as adversarial attacks, data poisoning…

… targeted poisoning attacks in the case of a neural network–based facial recognition system
(Fig. 1). … We provide an improved poisoning attack strategy based on [24] by adapting a deep …

… These steps are gradually implemented until the system is fully poisoned and adapted to …
Thus, we believe applying the concept of an adaptive biometric authentication system will make …