English
Related papers

Related papers: Authentication Schemes Using Braid Groups

200 papers

Biometric authentication systems are presented as the best way to reach high security levels in controlling access to IT systems or sensitive infrastructures. But several issues are often not taken properly into account. In order for the…

Cryptography and Security · Computer Science 2012-03-05 Alfredo Esposito

User authentication and intrusion detection differ from standard classification problems in that while we have data generated from legitimate users, impostor or intrusion data is scarce or non-existent. We review existing techniques for…

Machine Learning · Statistics 2009-12-26 Christos Dimitrakakis , Aikaterini Mitrokotsa

In 2002, Johnson et al. posed an open problem at the Cryptographers' Track of the RSA Conference: how to construct a secure homomorphic signature on a semigroup, rather than on a group. In this paper, we introduce, for the first time, a…

Cryptography and Security · Computer Science 2025-03-24 Heng Guo , Kun Tian , Fengxia Liu , Zhiyong Zheng

Among the various means of available resource protection including biometrics, password based system is most simple, user friendly, cost effective and commonly used. But this method having high sensitivity with attacks. Most of the advanced…

Cryptography and Security · Computer Science 2009-10-13 Manoj Kumar Singh

We consider the problem of secure identification: user U proves to server S that he knows an agreed (possibly low-entropy) password w, while giving away as little information on w as possible, namely the adversary can exclude at most one…

Quantum Physics · Physics 2009-08-05 Ivan Damgaard , Serge Fehr , Louis Salvail , Christian Schaffner

Face recognition is a popular form of biometric authentication and due to its widespread use, attacks have become more common as well. Recent studies show that Face Recognition Systems are vulnerable to attacks and can lead to erroneous…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Sanjay Saha , Terence Sim

Attribute-based encryption (ABE) is a promising tool for implementing fine-grained access control.To solve the matters of security in single authority, access policy public, not traceable of malicious user,we proposed a scheme of…

Cryptography and Security · Computer Science 2020-09-11 Wei Zhang , Yi Wu , Zhishuog Zhang , Hu Xiong , Zhiguang Qin

The group identification problem asks to identify a socially qualified subgroup among a group of individuals based on their pairwise valuations. There are several different rules that can be used to determine the social qualification…

Computer Science and Game Theory · Computer Science 2022-10-03 Emil Junker

Fingerprint traits are widely recognized for their unique qualities and security benefits. Despite their extensive use, fingerprint features can be vulnerable to puppet attacks, where attackers manipulate a reluctant but genuine user into…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Wenhao Wang , Guyue Li , Zhiming Chu , Haobo Li , Daniele Faccio

Face recognition algorithms have demonstrated very high recognition performance, suggesting suitability for real world applications. Despite the enhanced accuracies, robustness of these algorithms against attacks and bias has been…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Richa Singh , Akshay Agarwal , Maneet Singh , Shruti Nagpal , Mayank Vatsa

Security issues are the most challenging problems in cloud computing environments as an emerging technology. Regarding to this importance, an efficient and reliable user authentication and data protection model has been presented in this…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-08-10 Mohammad Ahmadi , Mostafa Vali , Farez Moghaddam , Aida Hakemi , Kasra Madadipouya

We consider the problem of information-theoretic secrecy in identification schemes rather than transmission schemes. In identification, large identities are encoded into small challenges sent with the sole goal of allowing at the receiver…

Information Theory · Computer Science 2023-10-26 Mattia Spandri , Roberto Ferrara , Christian Deppe , Moritz Wiese , Holger Boche

Face morphing attacks are widely recognized as one of the most challenging threats to face recognition systems used in electronic identity documents. These attacks exploit a critical vulnerability in passport enrollment procedures adopted…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Nicolò Di Domenico , Annalisa Franco , Matteo Ferrara , Davide Maltoni

In this paper, we study the problem of constructing projective systematic authentication schemes based on binary linear codes. In systematic authentication, a tag for authentication is generated and then appended to the information, also…

Cryptography and Security · Computer Science 2024-04-16 Hsuan-Po Liu , Hessam Mahdavifar

Biometrics systems have significantly improved person identification and authentication, playing an important role in personal, national, and global security. However, these systems might be deceived (or "spoofed") and, despite the recent…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 David Menotti , Giovani Chiachia , Allan Pinto , William Robson Schwartz , Helio Pedrini , Alexandre Xavier Falcao , Anderson Rocha

There are recent cryptographic protocols that are based on Multiple Simultaneous Conjugacy Problems in braid groups. We improve an algorithm, due to Sang Jin Lee and Eonkyung Lee, to solve these problems, by applying a method developed by…

Geometric Topology · Mathematics 2007-05-23 Juan Gonzalez-Meneses

Recent advances in the fingerprinting of deep neural networks detect instances of models, placed in a black-box interaction scheme. Inputs used by the fingerprinting protocols are specifically crafted for each precise model to be checked…

Cryptography and Security · Computer Science 2022-08-08 Thibault Maho , Teddy Furon , Erwan Le Merrer

The development of large-scale identification systems that ensure the privacy protection of enrolled subjects represents a major challenge. Biometric deployments that provide interoperability and usability by including efficient…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Daile Osorio-Roig , Lazaro J. Gonzalez-Soler , Christian Rathgeb , Christoph Busch

Recently, Li et al. proposed a secure biometric-based remote user authentication scheme using smart cards to withstand the security flaws of Li-Hwang's efficient biometric-based remote user authentication scheme using smart cards. Li et…

Cryptography and Security · Computer Science 2011-03-17 Ashok Kumar Das

Graph-based classification methods are widely used for security and privacy analytics. Roughly speaking, graph-based classification methods include collective classification and graph neural network. Evading a graph-based classification…

Cryptography and Security · Computer Science 2019-08-14 Binghui Wang , Neil Zhenqiang Gong