activity
20192025
most citedBlockchain and Biometrics: A First Look into Opportunities and Challenges

1 citations · 1 across the 3 of their papers we have counts for

collaborators

6 papers

cs.CV2025

Benchmarking Graph Neural Networks for Document Layout Analysis in Public Affairs

Miguel Lopez-Duran, Julian Fierrez, Aythami Morales +3

The automatic analysis of document layouts in digital-born PDF documents remains a challenging problem due to the heterogeneous arrangement of textual and nontextual elements and t…

cs.CR2020

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…

cs.CR2020

Blockchain in the Internet of Things: Architectures and Implementation

Oscar Delgado-Mohatar, Ruben Tolosana, Julian Fierrez +1

The world is becoming more interconnected every day. With the high technological evolution and the increasing deployment of it in our society, scenarios based on the Internet of Th…

cs.CV2020

Blockchain meets Biometrics: Concepts, Application to Template Protection, and Trends

Oscar Delgado-Mohatar, Julian Fierrez, Ruben Tolosana +1

Blockchain technologies provide excellent architectures and practical tools for securing and managing the sensitive and private data stored in biometric templates, but at a cost. W…

cs.CR2019

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…

cs.CR20191 cited

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…