English
Related papers

Related papers: Privacy-Safe Iris Presentation Attack Detection

200 papers

This paper presents a summary of the Competition on Face Presentation Attack Detection Based on Privacy-aware Synthetic Training Data (SynFacePAD 2023) held at the 2023 International Joint Conference on Biometrics (IJCB 2023). The…

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

Synthesis of same-identity biometric iris images, both for existing and non-existing identities while preserving the identity across a wide range of pupil sizes, is complex due to the intricate iris muscle constriction mechanism, requiring…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Siamul Karim Khan , Patrick Tinsley , Mahsa Mitcheff , Patrick Flynn , Kevin W. Bowyer , Adam Czajka

Iris-based biometric identification is increasingly recognized for its significant accuracy and long-term stability compared to other biometric modalities such as fingerprints or facial features. However, all biometric modalities are highly…

Cryptography and Security · Computer Science 2026-03-31 Christina Karakosta , Lian Alhedaithy , William J. Knottenbelt

Presentation Attack Detection (PAD) is a crucial stage in facial recognition systems to avoid leakage of personal information or spoofing of identity to entities. Recently, pulse detection based on remote photoplethysmography (rPPG) has…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Luis F. Gomez , Julian Fierrez , Aythami Morales , Mahdi Ghafourian , Ruben Tolosana , Imanol Solano , Alejandro Garcia , Francisco Zamora-Martinez

Face recognition technology has been widely used in daily interactive applications such as checking-in and mobile payment due to its convenience and high accuracy. However, its vulnerability to presentation attacks (PAs) limits its reliable…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Zitong Yu , Chenxu Zhao , Zhen Lei

Over the past few years, Presentation Attack Detection (PAD) has become a fundamental part of facial recognition systems. Although much effort has been devoted to anti-spoofing research, generalization in real scenarios remains a challenge.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Artur Costa-Pazo , David Jimenez-Cabello , Esteban Vazquez-Fernandez , Jose L. Alba-Castro , Roberto J. López-Sastre

In recent years, the popularity of fingerprint-based biometric authentication systems significantly increased. However, together with many advantages, biometric systems are still vulnerable to presentation attacks (PAs). In particular, this…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Jascha Kolberg , Marcel Grimmer , Marta Gomez-Barrero , Christoph Busch

Retrieval-Augmented Generation (RAG) enhances the factual accuracy of large language models (LLMs) by conditioning outputs on external knowledge sources. However, when retrieval involves private or sensitive data, RAG systems are…

Computation and Language · Computer Science 2025-08-06 Haoran Wang , Xiongxiao Xu , Baixiang Huang , Kai Shu

Generative Adversarial Networks (GANs) have shown success in approximating complex distributions for synthetic image generation. However, current GAN-based methods for generating biometric images, such as iris, have certain limitations: (a)…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Shivangi Yadav , Arun Ross

Currently, it is ever more common to access online services for activities which formerly required physical attendance. From banking operations to visa applications, a significant number of processes have been digitised, especially since…

Computer Vision and Pattern Recognition · Computer Science 2022-11-02 Daniel Benalcazar , Juan E. Tapia , Sebastian Gonzalez , Christoph Busch

The vulnerability of automated fingerprint recognition systems to presentation attacks (PA), i.e., spoof or altered fingers, has been a growing concern, warranting the development of accurate and efficient presentation attack detection…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Steven A. Grosz , Tarang Chugh , Anil K. Jain

Nowadays, fingerprint-based biometric recognition systems are becoming increasingly popular. However, in spite of their numerous advantages, biometric capture devices are usually exposed to the public and thus vulnerable to presentation…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Jascha Kolberg , Marta Gomez-Barrero , Christoph Busch

Contactless fingerprint recognition offers a higher level of user comfort and addresses hygiene concerns more effectively. However, it is also more vulnerable to presentation attacks such as photo paper, paper-printout, and various display…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Banafsheh Adami , Nima Karimian

Presentation attack detection (PAD) is a critical component in secure face authentication. We present a PAD algorithm to distinguish face spoofs generated by a photograph of a subject from live images. Our method uses an image decomposition…

Computer Vision and Pattern Recognition · Computer Science 2022-12-02 Shlok Kumar Mishra , Kuntal Sengupta , Max Horowitz-Gelb , Wen-Sheng Chu , Sofien Bouaziz , David Jacobs

Synthetic data generation is gaining increasing popularity in different computer vision applications. Existing state-of-the-art face recognition models are trained using large-scale face datasets, which are crawled from the Internet and…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Hatef Otroshi Shahreza , Sébastien Marcel

The accurate detection of ID card Presentation Attacks (PA) is becoming increasingly important due to the rising number of online/remote services that require the presentation of digital photographs of ID cards for digital onboarding or…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Reuben Markham , Juan M. Espin , Mario Nieto-Hidalgo , Juan E. Tapia

Social platforms such as Reddit have a network of communities of shared interests, with a prevalence of posts and comments from which one can infer users' Personal Information Identifiers (PIIs). While such self-disclosures can lead to…

Computation and Language · Computer Science 2025-08-01 Shalini Jangra , Suparna De , Nishanth Sastry , Saeed Fadaei

Eye tracking is handled as one of the key technologies for applications that assess and evaluate human attention, behavior, and biometrics, especially using gaze, pupillary, and blink behaviors. One of the challenges with regard to the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Efe Bozkir , Ali Burak Ünal , Mete Akgün , Enkelejda Kasneci , Nico Pfeifer

Despite significant advances in facial recognition systems, they remain vulnerable to face presentation attacks. Among them, disguise makeup attacks are particularly challenging, as they use advanced cosmetics, prosthetic components, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Fateme Taraghi , Atefe Aghaei , Mohsen Ebrahimi Moghaddam