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cs.CR2025

From See to Shield: ML-Assisted Fine-Grained Access Control for Visual Data

Mete Harun Akcay, Buse Gul Atli, Siddharth Prakash Rao +1

As the volume of stored data continues to grow, identifying and protecting sensitive information within large repositories becomes increasingly challenging, especially when shared…

cs.CR2023

Love or Hate? Share or Split? Privacy-Preserving Training Using Split Learning and Homomorphic Encryption

Tanveer Khan, Khoa Nguyen, Antonis Michalas +1

Split learning (SL) is a new collaborative learning technique that allows participants, e.g. a client and a server, to train machine learning models without the client sharing raw…

cs.CR2022

Heal the Privacy: Functional Encryption and Privacy-Preserving Analytics

Alexandros Bakas, Antonis Michalas

Secure cloud storage is an issue of paramount importance that both businesses and end-users should take into consideration before moving their data to, potentially, untrusted cloud…

cs.CR2021

Blind Faith: Privacy-Preserving Machine Learning using Function Approximation

Tanveer Khan, Alexandros Bakas, Antonis Michalas

Over the past few years, a tremendous growth of machine learning was brought about by a significant increase in adoption of cloud-based services. As a result, various solutions hav…

cs.CR2021

Attestation Waves: Platform Trust via Remote Power Analysis

Ignacio M. Delgado-Lozano, Macarena C. Martínez-Rodríguez, Alexandros Bakas +2

Attestation is a strong tool to verify the integrity of an untrusted system. However, in recent years, different attacks have appeared that are able to mislead the attestation proc…