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Related papers: Active Authentication of Keyboard Users: Performan…

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Frustrating text entry interface has been a major obstacle in participating in social activities in augmented reality (AR). Popular options, such as mid-air keyboard interface, wireless keyboards or voice input, either suffer from poor…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Xingyu Fu , Mingze Xi

Keystroke dynamics study the way in which users input text via their keyboards. Having the ability to differentiate users, typing behaviors can unobtrusively form a component of a behavioral biometric recognition system to improve existing…

Cryptography and Security · Computer Science 2020-06-17 Blaine Ayotte , Mahesh K. Banavar , Daqing Hou , Stephanie Schuckers

Active authentication is the problem of continuously verifying the identity of a person based on behavioral aspects of their interaction with a computing device. In this study, we collect and analyze behavioral biometrics data from…

Cryptography and Security · Computer Science 2016-11-15 Lex Fridman , Steven Weber , Rachel Greenstadt , Moshe Kam

In contemporary mobile user authentication systems, verifying user legitimacy has become paramount due to the widespread use of smartphones. Although fingerprint and facial recognition are widely used for mobile authentication, PIN-based…

Cryptography and Security · Computer Science 2024-05-06 Yooshin Kim , Namhyeok Kwon , Donghoon Shin

Analyzing keystroke dynamics (KD) for biometric verification has several advantages: it is among the most discriminative behavioral traits; keyboards are among the most common human-computer interfaces, being the primary means for users to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-25 Giuseppe Stragapede , Ruben Vera-Rodriguez , Ruben Tolosana , Aythami Morales , Naser Damer , Julian Fierrez , Javier Ortega-Garcia

Modern computing systems inherently trust human input devices, creating an exploitable attack surface for adversarial automation. USB Human Interface Device (HID) emulation attacks, such as those enabled by the USB Rubber Ducky, exploit…

Cryptography and Security · Computer Science 2026-04-20 Alessandro Lotto , Francesco Marchiori , Mauro Conti

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…

Human-Computer Interaction · Computer Science 2021-06-03 Lee Livsey , Helen Petrie , Siamak F. Shahandashti , Aidan Fray

Keystroke Dynamics is an important biometric solution for person authentication. Based upon keystroke dynamics, this paper designs an embedded password protection device, develops an online system, collects two public databases for…

Cryptography and Security · Computer Science 2013-10-17 Juan Liu , Baochang Zhang , Linlin Shen , Jianzhuang Liu , Jason Zhao

This article presents the Keystroke Verification Challenge - onGoing (KVC-onGoing), on which researchers can easily benchmark their systems in a common platform using large-scale public databases, the Aalto University Keystroke databases,…

Much recent work on visual recognition aims to scale up learning to massive, noisily-annotated datasets. We address the problem of scaling- up the evaluation of such models to large-scale datasets with noisy labels. Current protocols for…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Phuc Nguyen , Deva Ramanan , Charless Fowlkes

Personal Identification Numbers (PIN) are widely used as authentication method for systems such as Automated Teller Machines (ATMs) and Point of Sale (PoS). Input devices (PIN pads) usually give the user a feedback sound when a key is…

Cryptography and Security · Computer Science 2019-05-22 Matteo Cardaioli , Mauro Conti , Kiran Balagani , Paolo Gasti

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…

Cryptography and Security · Computer Science 2022-09-15 Ahmed Fraz Baig , Sigurd Eskeland

This paper describes the operational evaluation of a door-opening system based on a low-cost inkless fingerprint sensor. This system has been developed and installed for access control to one of our laboratories. Experimental results reveal…

Machine Learning · Computer Science 2022-02-24 Marcos Faundez-Zanuy , Joan Fabregas

Most electronic devices utilize mechanical keyboards to receive inputs, including sensitive information such as authentication credentials, personal and private data, emails, plans, etc. However, these systems are susceptible to acoustic…

Cryptography and Security · Computer Science 2023-09-26 Alireza Taheritajar , Zahra Mahmoudpour Harris , Reza Rahaeimehr

The growing trend of using wearable devices for context-aware computing and pervasive sensing systems has raised its potentials for quick and reliable authentication techniques. Since personal writing habitats differ from each other, it is…

Human-Computer Interaction · Computer Science 2017-10-24 Qi Lyu , Zhifeng Kong , Chao Shen , Tianwei Yue

Static authentication methods, like passwords, grow increasingly weak with advancements in technology and attack strategies. Continuous authentication has been proposed as a solution, in which users who have gained access to an account are…

Artificial Intelligence · Computer Science 2022-05-30 Nyle Siddiqui , Rushit Dave , Naeem Seliya , Mounika Vanamala

The authentication field is evolving towards mechanisms able to keep users continuously authenticated without the necessity of remembering or possessing authentication credentials. While existing continuous authentication systems have…

Authentication based on keystroke dynamics is a convenient biometric approach, easy in use, transparent, and cheap as it does not require a dedicated sensor. Keystroke authentication, as part of multi factor authentication, can be used in…

Cryptography and Security · Computer Science 2020-12-08 Ievgeniia Kuzminykh , Bogdan Ghita , Alexandr Silonosov

Nowadays, mobile smart devices are widely used in daily life. It is increasingly important to prevent malicious users from accessing private data, thus a secure and convenient authentication method is urgently needed. Compared with common…

Cryptography and Security · Computer Science 2025-04-02 Yadong Xie , Fan Li , Yu Wang

We study the performance of Long Short-Term Memory networks for keystroke biometric authentication at large scale in free-text scenarios. For this we explore the performance of Long Short-Term Memory (LSTMs) networks trained with a moderate…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Alejandro Acien , Aythami Morales , John V. Monaco , Ruben Vera-Rodriguez , Julian Fierrez