activity
20242026
collaborators

5 papers

quant-ph2026

Secure authentication via Quantum Physical Unclonable Functions: a review

Pol Julià Farré, Vladlen Galetsky, Mohamed Belhassen +6

Quantum Physical Unclonable Functions (QPUFs) offer a physically grounded approach to secure authentication, extending the capabilities of classical PUFs. This review covers their…

quant-ph2025

Entanglement-assisted authenticated BB84 protocol

Pol Julià Farré, Vladlen Galetsky, Soham Ghosh +2

In this work, we present a novel authenticated Quantum Key Distribution (QKD) protocol employing maximally entangled qubit pairs. In the absence of noise, we securely authenticate…

quant-ph2025

Photonic processor benchmarking for variational quantum process tomography

Vladlen Galetsky, Paul Kohl, Janis Nötzel

We present a quantum-analogous experimental demonstration of variational quantum process tomography using an optical processor. This approach leverages classical one-hot encoding a…

quant-ph2025

Feasibility of Logical Bell State Generation in Memory Assisted Quantum Networks

Vladlen Galetsky, Nilesh Vyas, Alberto Comin +1

This study explores the feasibility of utilizing quantum error correction (QEC) to generate and store logical Bell states in heralded quantum entanglement protocols, crucial for qu…

quant-ph2024

Existential Unforgeability in Quantum Authentication From Quantum Physical Unclonable Functions Based on Random von Neumann Measurement

Soham Ghosh, Vladlen Galetsky, Pol Juliá Farré +3

Physical Unclonable Functions (PUFs) leverage inherent, non-clonable physical randomness to generate unique input-output pairs, serving as secure fingerprints for cryptographic pro…