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Biometric authentication is getting increasingly popular due to the convenience of using unique individual traits, such as fingerprints, palm veins, irises. Especially fingerprints are widely used nowadays due to the availability and low…

Cryptography and Security · Computer Science 2019-11-04 Swe Geng , Georgia Giannopoulou , Maëlle Kabir-Querrec

Face recognition technology has been used in many fields due to its high recognition accuracy, including the face unlocking of mobile devices, community access control systems, and city surveillance. As the current high accuracy is…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Jiazhen Ji , Huan Wang , Yuge Huang , Jiaxiang Wu , Xingkun Xu , Shouhong Ding , ShengChuan Zhang , Liujuan Cao , Rongrong Ji

We propose a public key encryption cryptosystem based on solutions of linear equation systems with predefinition of input parameters through shared secret computation for factorizable substitutions. The existence of multiple equivalent…

Cryptography and Security · Computer Science 2025-07-14 Gennady Khalimov , Yevgen Kotukh

Face anonymization aims to protect sensitive identity information by altering faces while preserving visual realism and utility for downstream computer vision tasks. Current methods struggle to simultaneously ensure high image quality,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Pol Labarbarie , Vincent Itier , William Puech

In this paper, we propose a new biometric verification and template protection system which we call the THRIVE system. The system includes novel enrollment and authentication protocols based on threshold homomorphic cryptosystem where the…

Cryptography and Security · Computer Science 2015-09-02 Cagatay Karabat , Mehmet Sabir Kiraz , Hakan Erdogan , Erkay Savas

The issue of detecting deepfakes has garnered significant attention in the research community, with the goal of identifying facial manipulations for abuse prevention. Although recent studies have focused on developing generalized models…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Jiazhi Guan , Tianshu Hu , Hang Zhou , Zhizhi Guo , Lirui Deng , Chengbin Quan , Errui Ding , Youjian Zhao

We present novel homomorphic encryption schemes for integer arithmetic, intended for use in secure single-party computation in the cloud. These schemes are capable of securely computing only low degree polynomials homomorphically, but this…

Cryptography and Security · Computer Science 2017-02-27 James Dyer , Martin Dyer , Jie Xu

Privacy-enhancing technologies are technologies that implement fundamental data protection principles. With respect to biometric recognition, different types of privacy-enhancing technologies have been introduced for protecting stored…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Pietro Melzi , Christian Rathgeb , Ruben Tolosana , Ruben Vera-Rodriguez , Christoph Busch

In this paper, we propose a novel biometric cryptosystem for vectorial biometrics named symmetric keyring encryption (SKE) inspired by Rivest's keyring model (2016). Unlike conventional biometric secret-binding primitives, such as fuzzy…

Computer Vision and Pattern Recognition · Computer Science 2018-10-01 Yen-Lung Lai , Jung-Yeon Hwang , Zhe Jin , Soohyong Kim , Sangrae Cho , Andrew Beng Jin Teoh

Generative AI has revolutionized modern machine learning by providing unprecedented realism, diversity, and efficiency in data generation. This technology holds immense potential for biometrics, including for securing sensitive and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Babak Poorebrahim Gilkalaye , Shubhabrata Mukherjee , Reza Derakhshani

A symmetric encryption method based on properties of quasicrystals is proposed. The advantages of the cipher are strict aperiodicity and everywhere discontinuous property as well as the speed of computation, simplicity of implementation and…

Cryptography and Security · Computer Science 2007-10-02 Maryna Nesterenko , Jiri Patera , Dmytro Zhavrotskyj

Biometric template protection is one of most essential parts in putting a biometric-based authentication system into practice. There have been many researches proposing different solutions to secure biometric templates of users. They can be…

Cryptography and Security · Computer Science 2019-04-02 Thi Ai Thao Nguyen , Tran Khanh Dang , Dinh Thanh Nguyen

Based on quantum encryption, we present a new idea for quantum public-key cryptography (QPKC) and construct a whole theoretical framework of a QPKC system. We show that the quantum-mechanical nature renders it feasible and reasonable to use…

Quantum Physics · Physics 2009-12-23 Fei Gao , Qiao-Yan Wen , Su-Juan Qin , Fu-Chen Zhu

Face recognition is a widely-used technique for identification or verification, where a verifier checks whether a face image matches anyone stored in a database. However, in scenarios where the database is held by a third party, such as a…

Cryptography and Security · Computer Science 2023-07-25 Jianli Bai , Xiaowu Zhang , Xiangfu Song , Hang Shao , Qifan Wang , Shujie Cui , Giovanni Russello

Construct the first provably secure linear homomorphic ring signature scheme. Ring signatures allow a signer to anonymously sign a message on behalf of a user group (ring) and are widely applied in areas such as identity protection,…

Cryptography and Security · Computer Science 2026-03-30 Heng Guo , Jia Li , Yanan Wang , Fengxia Liu , Zhiyong Zheng , Kun Tian

We propose variations of the class of hidden monomial cryptosystems in order to make it resistant to all known attacks. We use identities built upon a single bivariate polynomial equation with coefficients in a finite field. Indeed, it can…

Cryptography and Security · Computer Science 2007-05-23 Ilia Toli

This paper presents an overview of the main topics related to biometric security technology, with the main purpose to provide a primer on this subject. Biometrics can offer greater security and convenience than traditional methods for…

Cryptography and Security · Computer Science 2022-02-24 Marcos Faundez-Zanuy

In this paper, we show that a recently published lightweight adaptation of a Fingerprint matching algorithm called the Minutia Cylinder-Code may not be secure as intruders may be able to illegitimately yet successfully authenticate…

Cryptography and Security · Computer Science 2019-10-15 SrinivasaRao SubramanyaRao , Enrique Argones Rua

In this study, we introduce a novel multi-modal biometric authentication system that integrates facial, vocal, and signature data to enhance security measures. Utilizing a combination of Convolutional Neural Networks (CNNs) and Recurrent…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Vatchala S , Yogesh C , Yeshwanth Govindarajan , Krithik Raja M , Vishal Pramav Amirtha Ganesan , Aashish Vinod A , Dharun Ramesh

The standard methods of identification such as PIN Numbers (Personal Identification Number), Passwords, smart cards can be easily stolen and can be misused easily. To overcome this, biometric is introduced, as it will be unique to each…

Cryptography and Security · Computer Science 2024-06-26 R. Sridevi , P. Shobana