activity
20242026
collaborators

6 papers

cs.CR2026

Towards Privacy-Preserving Federated Learning using Hybrid Homomorphic Encryption

Ivan Costa, Pedro Correia, Ivone Amorim +2

Federated Learning (FL) enables collaborative training while keeping sensitive data on clients' devices, but local model updates can still leak private information. Hybrid Homomorp…

cs.CR2025

Binary and Multiclass Cyberattack Classification on GeNIS Dataset

Miguel Silva, Daniela Pinto, João Vitorino +4

The integration of Artificial Intelligence (AI) in Network Intrusion Detection Systems (NIDS) is a promising approach to tackle the increasing sophistication of cyberattacks. Howev…

cs.CR2025

Revisiting Network Traffic Analysis: Compatible network flows for ML models

João Vitorino, Daniela Pinto, Eva Maia +2

To ensure that Machine Learning (ML) models can perform a robust detection and classification of cyberattacks, it is essential to train them with high-quality datasets with relevan…

cs.CR2025

Federated Learning: An approach with Hybrid Homomorphic Encryption

Pedro Correia, Ivan Silva, Ivone Amorim +2

Federated Learning (FL) is a distributed machine learning approach that promises privacy by keeping the data on the device. However, gradient reconstruction and membership-inferenc…

cs.CR2025

A Novel Approach to Network Traffic Analysis: the HERA tool

Daniela Pinto, Ivone Amorim, Eva Maia +1

Cybersecurity threats highlight the need for robust network intrusion detection systems to identify malicious behaviour. These systems rely heavily on large datasets to train machi…

cs.CR2024

Flow Exporter Impact on Intelligent Intrusion Detection Systems

Daniela Pinto, João Vitorino, Eva Maia +2

High-quality datasets are critical for training machine learning models, as inconsistencies in feature generation can hinder the accuracy and reliability of threat detection. For t…