134 citations · 736 across the 77 of their papers we have counts for
8 papers · 1 filter
Privacy-Aware Detection of Fake Identity Documents: Methodology, Benchmark, and Improved Algorithms (FakeIDet2)
Javier Muñoz-Haro, Ruben Tolosana, Julian Fierrez +2
Remote user verification in Internet-based applications is becoming increasingly important nowadays. A popular scenario for it consists of submitting a picture of the user's Identi…
BioTouchPass: Handwritten Passwords for Touchscreen Biometrics
Ruben Tolosana, Ruben Vera-Rodriguez, Julian Fierrez
This work enhances traditional authentication systems based on Personal Identification Numbers (PIN) and One-Time Passwords (OTP) through the incorporation of biometric information…
Smartphone Sensors for Modeling Human-Computer Interaction: General Outlook and Research Datasets for User Authentication
Alejandro Acien, Aythami Morales, Ruben Vera-Rodriguez +1
In this paper we list the sensors commonly available in modern smartphones and provide a general outlook of the different ways these sensors can be used for modeling the interactio…
Keystroke Biometrics in Response to Fake News Propagation in a Global Pandemic
Aythami Morales, Alejandro Acien, Julian Fierrez +4
This work proposes and analyzes the use of keystroke biometrics for content de-anonymization. Fake news have become a powerful tool to manipulate public opinion, especially during…
BeCAPTCHA: Behavioral Bot Detection using Touchscreen and Mobile Sensors benchmarked on HuMIdb
Alejandro Acien, Aythami Morales, Julian Fierrez +2
In this paper we study the suitability of a new generation of CAPTCHA methods based on smartphone interactions. The heterogeneous flow of data generated during the interaction with…
Biometric Template Storage with Blockchain: A First Look into Cost and Performance Tradeoffs
Oscar Delgado-Mohatar, Julian Fierrez, Ruben Tolosana +1
We explore practical tradeoffs in blockchain-based biometric template storage. We first discuss opportunities and challenges in the integration of blockchain and biometrics, with e…
Blockchain and Biometrics: A First Look into Opportunities and Challenges
Oscar Delgado-Mohatar, Julian Fierrez, Ruben Tolosana +1
Blockchain technology has become a thriving topic in the last years, making possible to transform old-fashioned operations to more fast, secured, and cheap approaches. In this stud…
MultiLock: Mobile Active Authentication based on Multiple Biometric and Behavioral Patterns
Alejandro Acien, Aythami Morales, Ruben Vera-Rodriguez +1
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…