English
Related papers

Related papers: Continuous User Authentication Using Machine Learn…

200 papers

An empirical investigation of active/continuous authentication for smartphones is presented in this paper by exploiting users' unique application usage data, i.e., distinct patterns of use, modeled by a Markovian process. Variations of…

Cryptography and Security · Computer Science 2018-08-13 Upal Mahbub , Jukka Komulainen , Denzil Ferreira , Rama Chellappa

In this paper we evaluate mobile active authentication based on an ensemble of biometrics and behavior-based profiling signals. We consider seven different data channels and their combination. Touch dynamics (touch gestures and…

Cryptography and Security · Computer Science 2019-01-30 Alejandro Acien , Aythami Morales , Ruben Vera-Rodriguez , Julian Fierrez

We investigate whether a classifier can continuously authenticate users based on the way they interact with the touchscreen of a smart phone. We propose a set of 30 behavioral touch features that can be extracted from raw touchscreen logs…

Cryptography and Security · Computer Science 2013-01-08 Mario Frank , Ralf Biedert , Eugene Ma , Ivan Martinovic , Dawn Song

In previous research, keystroke dynamics has shown promise for user authentication, based on both fixed-text and free-text data. In this research, we consider the more challenging multiclass user identification problem, based on free-text…

Machine Learning · Computer Science 2023-07-13 Atharva Sharma , Martin Jureček , Mark Stamp

The amount of secure data being stored on mobile devices has grown immensely in recent years. However, the security measures protecting this data have stayed static, with few improvements being done to the vulnerabilities of current…

Cryptography and Security · Computer Science 2022-05-18 Laura Pryor , Jacob Mallet , Rushit Dave , Naeem Seliya , Mounika Vanamala , Evelyn Sowells Boone

Mobile applications are widely used for online services sharing a large amount of personal data online. One-time authentication techniques such as passwords and physiological biometrics (e.g., fingerprint, face, and iris) have their own…

Cryptography and Security · Computer Science 2023-02-07 Hossein Fereidooni , Jan König , Phillip Rieger , Marco Chilese , Bora Gökbakan , Moritz Finke , Alexandra Dmitrienko , Ahmad-Reza Sadeghi

This paper focuses on how touch interactions on smartphones can provide a continuous user authentication service through behaviour captured by a touchscreen. While efforts are made to advance touch-based behavioural authentication,…

Cryptography and Security · Computer Science 2023-02-17 Peter Aaby , Mario Valerio Giuffrida , William J Buchanan , Zhiyuan Tan

Continuous authentication has been widely studied to provide high security and usability for mobile devices by continuously monitoring and authenticating users. Recent studies adopt multibiometric fusion for continuous authentication to…

As mobile computing becomes central to digital interaction, researchers have turned their attention to adaptive authentication for its real-time, context- and behavior-aware verification capabilities. However, many implementations remain…

Cryptography and Security · Computer Science 2025-07-30 Vyoma Harshitha Podapati , Divyansh Nigam , Sanchari Das

With the rapid growth in smartphone usage, more organizations begin to focus on providing better services for mobile users. User identification can help these organizations to identify their customers and then cater services that have been…

Cryptography and Security · Computer Science 2017-11-16 Lichao Sun , Yuqi Wang , Bokai Cao , Philip S. Yu , Witawas Srisa-an , Alex D Leow

User authentication is essential to ensure secure access to computer systems, yet traditional methods face limitations in usability, cost, and security. Mouse dynamics authentication, based on the analysis of users' natural interaction…

Cryptography and Security · Computer Science 2025-05-13 Yi Wang , Chengyv Wu , Yang Liao , Maowei You

Password authentication is a weak point for security as passwords are easily stolen and a user may ignore the security by using a simple password. Therefore, services increasingly demand a second factor. While this may enhance security, it…

Cryptography and Security · Computer Science 2024-07-24 Anastasia Dimaratos , Daniela Pöhn

Recent studies have shown how motion-based biometrics can be used as a form of user authentication and identification without requiring any human cooperation. This category of behavioural biometrics deals with the features we learn in our…

Machine Learning · Computer Science 2021-10-08 Akriti Verma , Valeh Moghaddam , Adnan Anwar

Authentication of smartphone users is important because a lot of sensitive data is stored in the smartphone and the smartphone is also used to access various cloud data and services. However, smartphones are easily stolen or co-opted by an…

Cryptography and Security · Computer Science 2017-09-01 Wei-Han Lee , Ruby B. Lee

Biometrics technologies are gaining popularity today since they provide more reliable and efficient means of authentication and verification. Keystroke Dynamics is one of the famous biometric technologies, which will try to identify the…

Cryptography and Security · Computer Science 2009-10-06 D. Shanmugapriya , G. Padmavathi

Continuous authentication in high-stakes digital environments requires datasets with fine-grained behavioral signals under realistic cognitive and motor demands. But current benchmarks are often limited by small scale, unimodal sensing or…

Cryptography and Security · Computer Science 2026-05-18 Ishpuneet Singh , Gursmeep Kaur , Uday Pratap Singh Atwal , Guramrit Singh , Gurjot Singh , Maninder Singh

In this paper, we investigate common pitfalls affecting the evaluation of authentication systems based on touch dynamics. We consider different factors that lead to misrepresented performance, are incompatible with stated system and threat…

Cryptography and Security · Computer Science 2023-01-10 Martin Georgiev , Simon Eberz , Henry Turner , Giulio Lovisotto , Ivan Martinovic

In this paper, we explore mobile app use as a behavioral biometric identifier. While several efforts have also taken on this challenge, many have alluded to the inconsistency in human behavior, resulting in updating the biometric template…

Cryptography and Security · Computer Science 2019-12-30 Md A. Noor , G. Kaptan , V. Cherukupally , P. Gera , T. Neal

The field of behavioural biometrics stands as an appealing alternative to more traditional biometric systems due to the ease of use from a user perspective and potential robustness to presentation attacks. This paper focuses its attention…

Cryptography and Security · Computer Science 2021-01-20 Parker Lamb , Alexander Millar , Ramon Fuentes

We present SMAUG (Secure Mobile Authentication Using Gestures), a novel biometric assisted authentication algorithm for mobile devices that is solely based on data collected from multiple sensors that are usually installed on modern devices…

Cryptography and Security · Computer Science 2017-08-17 Christian A. Gorke , Frederik Armknecht