collaborators

5 papers

cs.CR2026

Efficient Unlearning with Privacy Guarantees

Josep Domingo-Ferrer, Najeeb Jebreel, David Sánchez

Privacy protection laws, such as the GDPR, grant individuals the right to request the forgetting of their personal data not only from databases but also from machine learning (ML)…

cs.CR2026

A Critical Review on the Effectiveness and Privacy Threats of Membership Inference Attacks

Najeeb Jebreel, David Sánchez, Josep Domingo-Ferrer

Membership inference attacks (MIAs) aim to determine whether a data sample was included in a machine learning (ML) model's training set and have become the de facto standard for me…

cs.CR2026

Revisiting the LiRA Membership Inference Attack Under Realistic Assumptions

Najeeb Jebreel, Mona Khalil, David Sánchez +1

Membership inference attacks (MIAs) have become the standard tool for evaluating privacy leakage in machine learning (ML). Among them, the Likelihood-Ratio Attack (LiRA) is widely…

cs.CR2025

Membership Inference Attacks Beyond Overfitting

Mona Khalil, Alberto Blanco-Justicia, Najeeb Jebreel +1

Membership inference attacks (MIAs) against machine learning (ML) models aim to determine whether a given data point was part of the model training data. These attacks may pose sig…

cs.LG2025

DP2Unlearning: An Efficient and Guaranteed Unlearning Framework for LLMs

Tamim Al Mahmud, Najeeb Jebreel, Josep Domingo-Ferrer +1

Large language models (LLMs) have recently revolutionized language processing tasks but have also brought ethical and legal issues. LLMs have a tendency to memorize potentially pri…