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The human voice conveys unique characteristics of an individual, making voice biometrics a key technology for verifying identities in various industries. Despite the impressive progress of speaker recognition systems in terms of accuracy, a…

声音 · 计算机科学 2022-08-24 Gianni Fenu , Giacomo Medda , Mirko Marras , Giacomo Meloni

The development of active and passive biometric authentication and identification technology plays an increasingly important role in cybersecurity. Keystroke dynamics can be used to analyze the way that a user types based on various…

机器学习 · 计算机科学 2021-07-16 Han-Chih Chang , Jianwei Li , Mark Stamp

Biometrics is used to authenticate an individual based on physiological or behavioral traits. Mouse dynamics is an example of a behavioral biometric that can be used to perform continuous authentication as protection against security…

信号处理 · 电气工程与系统科学 2023-12-05 Sultan Almalki , Prosenjit Chatterjee , Kaushik Roy

With the widespread of digital environments, reliable authentication and continuous access control has become crucial. It can minimize cyber attacks and prevent frauds, specially those associated with identity theft. A particular interest…

密码学与安全 · 计算机科学 2024-11-12 Matheus Simão , Fabiano Prado , Omar Abdul Wahab , Anderson Avila

Kinship verification is an emerging task in computer vision with multiple potential applications. However, there's no large enough kinship dataset to train a representative and robust model, which is a limitation for achieving better…

计算机视觉与模式识别 · 计算机科学 2023-09-21 Jia Luo Peng , Keng Wei Chang , Shang-Hong Lai

This paper conducts an extensive review of biometric user authentication literature, addressing three primary research questions: (1) commonly used biometric traits and their suitability for specific applications, (2) performance factors…

密码学与安全 · 计算机科学 2024-01-23 Reem Alrawili , Ali Abdullah S. AlQahtani , Muhammad Khurram Khan

Biometric recognition is used across a variety of applications from cyber security to border security. Recent research has focused on ensuring biometric performance (false negatives and false positives) is fair across demographic groups.…

统计方法学 · 统计学 2022-08-24 Michael Schuckers , Sandip Purnapatra , Kaniz Fatima , Daqing Hou , Stephanie Schuckers

This paper proposes a portable hardware token for user authentication, it is based on the use of keystroke dynamics to verify users in a bio-metric manner. The proposed approach allows for a multifactor authentication scheme in which users…

密码学与安全 · 计算机科学 2019-09-25 Robert Cockell , Basel Halak

We study the suitability of keystroke dynamics to authenticate 100K users typing free-text. For this, we first analyze to what extent our method based on a Siamese Recurrent Neural Network (RNN) is able to authenticate users when the amount…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Alejandro Acien , John V. Monaco , Aythami Morales , Ruben Vera-Rodriguez , Julian Fierrez

The security of messaging applications against person-in-the-middle attacks relies on the authenticity of the exchanged keys. For users unable to meet in person, a manual key fingerprint verification is necessary to ascertain key…

人机交互 · 计算机科学 2021-06-03 Lee Livsey , Helen Petrie , Siamak F. Shahandashti , Aidan Fray

Keystroke dynamics is a promising modality for active user authentication, but its effectiveness under varying LLM-assisted typing and cognitive conditions remains understudied. Using data from 50 users and cognitive labels from Bloom's…

密码学与安全 · 计算机科学 2025-09-30 Dong Hyun Roh , Rajesh Kumar

Current mobile user authentication systems based on PIN codes, fingerprint, and face recognition have several shortcomings. Such limitations have been addressed in the literature by exploring the feasibility of passive authentication on…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Giuseppe Stragapede , Ruben Vera-Rodriguez , Ruben Tolosana , Aythami Morales , Alejandro Acien , Gael Le Lan

Password-based authentication is one of the most commonly used methods for verifying user identities, and its widespread usage continues in virtual reality (VR) applications. As a result, various forms of attacks on password-based…

密码学与安全 · 计算机科学 2026-04-24 Yijun Yuan , Na Du , Adam J. Lee , Balaji Palanisamy

We propose a method for certifying the fairness of the classification result of a widely used supervised learning algorithm, the k-nearest neighbors (KNN), under the assumption that the training data may have historical bias caused by…

机器学习 · 计算机科学 2023-07-19 Yannan Li , Jingbo Wang , Chao Wang

The rapid adoption of generative AI tools has heightened concerns regarding academic integrity, as students increasingly engage in dishonest practices by copying or paraphrasing AI-generated content. Existing plagiarism detection systems,…

人机交互 · 计算机科学 2026-04-15 Atharva Mehta , Rajesh Kumar , Aman Singla , Kartik Bisht , Yaman Kumar Singla , Rajiv Ratn Shah

Continuous authentication systems leveraging free-text keyboard dynamics offer a promising additional layer of security in a multifactor authentication setup that can be used in a transparent way with no impact on user experience. This…

机器学习 · 计算机科学 2025-05-09 Roberto Dillon , Arushi

Biometric signature verification has been traditionally performed in pen-based office-like scenarios using devices specifically designed for acquiring handwriting. However, the high deployment of devices such as smartphones and tablets has…

人机交互 · 计算机科学 2020-02-04 Ruben Tolosana , Ruben Vera-Rodriguez , Richard Guest , Julian Fierrez , Javier Ortega-Garcia

Biometric key generation techniques are used to reliably generate cryptographic material from biometric signals. Existing constructions require users to perform a particular activity (e.g., type or say a password, or provide a handwritten…

密码学与安全 · 计算机科学 2014-07-17 Jaroslav Sedenka , Kiran Balagani , Vir Phoha , Paolo Gasti

The development of face recognition algorithms by academic and commercial organizations is growing rapidly due to the onset of deep learning and the widespread availability of training data. Though tests of face recognition algorithm…

计算机视觉与模式识别 · 计算机科学 2022-03-11 John J. Howard , Eli J. Laird , Yevgeniy B. Sirotin , Rebecca E. Rubin , Jerry L. Tipton , Arun R. Vemury

Continuous authentication utilizes automatic recognition of certain user features for seamless and passive authentication without requiring user attention. Such features can be divided into categories of physiological biometrics and…

密码学与安全 · 计算机科学 2022-09-15 Ahmed Fraz Baig , Sigurd Eskeland