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Related papers: PARAPH: Presentation Attack Rejection by Analyzing…

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Real-world face recognition systems are vulnerable to both physical presentation attacks (PAs) and digital forgery attacks (DFs). We aim to achieve comprehensive protection of biometric data by implementing a unified physical-digital…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Jiabao Guo , Yadian Wang , Hui Ma , Yuhao Fu , Ju Jia , Hui Liu , Shengeng Tang , Lechao Cheng , Yunfeng Diao , Ajian Liu

Anti-facial recognition (AFR) image filters alter images in ways that are subtle to people but blinding to computer vision. Yet, despite widespread interest in these technologies to subvert surveillance, users rarely use them in practice --…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Jacob Lagogiannis , William Agnew , Rosa I. Arriaga , Sauvik Das

This paper proposes a Few-shot Learning (FSL) approach for detecting Presentation Attacks on ID Cards deployed in a remote verification system and its extension to new countries. Our research analyses the performance of Prototypical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Alvaro S. Rocamora , Juan M. Espin , Juan E. Tapia

Although face recognition systems have seen a massive performance enhancement in recent years, they are still targeted by threats such as presentation attacks, leading to the need for generalizable presentation attack detection (PAD)…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Guray Ozgur , Eduarda Caldeira , Tahar Chettaoui , Fadi Boutros , Raghavendra Ramachandra , Naser Damer

Near-infrared (NIR) face recognition systems, which can operate effectively in low-light conditions or in the presence of makeup, exhibit vulnerabilities when subjected to physical adversarial attacks. To further demonstrate the potential…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Songyan Xie , Jinghang Wen , Encheng Su , Qiucheng Yu

Iris recognition systems are vulnerable to the presentation attacks, such as textured contact lenses or printed images. In this paper, we propose a lightweight framework to detect iris presentation attacks by extracting multiple…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Meiling Fang , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

Face recognition has achieved unprecedented results, surpassing human capabilities in certain scenarios. However, these automatic solutions are not ready for production because they can be easily fooled by simple identity impersonation…

Computer Vision and Pattern Recognition · Computer Science 2019-04-18 Daniel Pérez-Cabo , David Jiménez-Cabello , Artur Costa-Pazo , Roberto J. López-Sastre

In recent years, Face Anti-Spoofing (FAS) has played a crucial role in preserving the security of face recognition technology. With the rise of counterfeit face generation techniques, the challenge posed by digitally edited faces to face…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Minzhe Huang , Changwei Nie , Weihong Zhong

Vision foundation models have demonstrated strong transferability across diverse visual recognition tasks and are increasingly considered for biometric applications. Their suitability for iris Presentation Attack Detection (PAD),…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Rahul Anand , Siddharth Singh , Dileep A D , Mahadeva Prasanna , Raghavendra Ramachandra

Face anti-spoofing (FAS) is a vital component of remote biometric authentication systems based on facial recognition, increasingly used across web-based applications. Among emerging threats, video injection attacks -- facilitated by…

Face recognition systems are designed to be robust against changes in head pose, illumination, and blurring during image capture. If a malicious person presents a face photo of the registered user, they may bypass the authentication process…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Mika Feng , Koichi Ito , Takafumi Aoki , Tetsushi Ohki , Masakatsu Nishigaki

With the emergence of the Internet-of-Things (IoT), there is a growing need for access control and data protection on low-power, pervasive devices. Biometric-based authentication is promising for IoT due to its convenient nature and lower…

Cryptography and Security · Computer Science 2018-03-28 Nima Karimian , Zimu Guo , Fatemeh Tehranipoor , Damon Woodard , Mark Tehranipoor , Domenic Forte

Fingerprint presentation attack detection is becoming an increasingly challenging problem due to the continuous advancement of attack preparation techniques, which generate realistic-looking fake fingerprint presentations. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-22 Leonidas Spinoulas , Hengameh Mirzaalian , Mohamed Hussein , Wael AbdAlmageed

Facial verification systems are vulnerable to poisoning attacks that make use of multiple-identity images (MIIs)---face images stored in a database that resemble multiple persons, such that novel images of any of the constituent persons are…

Computer Vision and Pattern Recognition · Computer Science 2019-06-21 Jerone T. A. Andrews , Thomas Tanay , Lewis D. Griffin

Perceptual hashing algorithms (PHAs) are widely used for identifying illegal online content and are thus integral to various sensitive applications. However, due to their hasty deployment in real-world scenarios, their adversarial security…

Cryptography and Security · Computer Science 2024-12-09 Jordan Madden , Moxanki Bhavsar , Lhamo Dorje , Xiaohua Li

Face morphing attacks pose an increasing threat to face recognition (FR) systems. A morphed photo contains biometric information from two different subjects to take advantage of vulnerabilities in FRs. These systems are particularly…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Richard E. Neddo , Zander W. Blasingame , Chen Liu

Spoofing attacks are a threat to modern face recognition systems. In this work we present a simple yet effective liveness detection approach to enhance 2D face recognition methods and make them robust against spoofing attacks. We show that…

Computer Vision and Pattern Recognition · Computer Science 2018-04-20 J. Matias Di Martino , Qiang Qiu , Trishul Nagenalli , Guillermo Sapiro

Face Recognition Systems (FRS) are vulnerable to morph attacks. A face morph is created by combining multiple identities with the intention to fool FRS and making it match the morph with multiple identities. Current Morph Attack Detection…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Nitish Shukla

Automatic speaker verification (ASV) is one of the most natural and convenient means of biometric person recognition. Unfortunately, just like all other biometric systems, ASV is vulnerable to spoofing, also referred to as "presentation…

As face recognition is widely used in diverse security-critical applications, the study of face anti-spoofing (FAS) has attracted more and more attention. Several FAS methods have achieved promising performances if the attack types in the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Yu-Chun Wang , Chien-Yi Wang , Shang-Hong Lai