A secure and private ensemble matcher using multi-vault obfuscated templates

arXiv:2404.05205v1 Announce Type: new
Abstract: Given the irrevocability of biometric samples and mounting privacy concerns, biometric template security and secure matching are among the essential features of any well-designed modern biometric system. In this paper, we propose an obfuscation method that hides the biometric template information with just enough chaff. The main idea is to reduce the number of chaff points to a practical level by creating n sub-templates from the original template and hiding each sub-template with m chaff …

abstract arxiv biometric concerns cs.cv ensemble features information modern paper privacy samples security template type