Photo of Oriol Farràs

Oriol Farràs

Associate professor

Tel: +34 977 55 8270

Email: oriol.farras@urv.cat

Homepage: https://sites.google.com/site/oriolfv/

Research Lines

Cryptography and Secure Protocols

Post-Quantum Cryptography Secret Sharing Schemes and Access Structures Secure Multi-Party Computation Cryptographic Protocol Design and Analysis Verifiable and Distributed Cryptographic Protocols

Data Privacy

Cryptographic Privacy Techniques

Mathematical Foundations

Mathematical Foundations of Cryptography Algebraic Structures Discrete Mathematics

Academic Profiles

Publications

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2026 Conference Core A To Appear

Improving the Selection Rule of Correlation Attacks for Remote Power Analysis

CHES2026

O. Farràs, V. Grosso, M. Guiot and C.A. Lara-Nino

2026 Conference Core A*

Traceable Secret Sharing Schemes for General Access Structures

EUROCRYPT 2026

O. Farràs and M. Guiot

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2026 Conference Core A

PQCUARK: A Scalar RISC-V ISA Extension for ML-KEM and ML-DSA

DATE2026

X. Carril, A. Manuel Pasoot, E. Parisi, C. A. Lara-Niño, O. Farràs and M. Moreto

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2025 Journal

A Note on Extension Properties and Representations of Matroids

DISCRETE APPLIED MATHEMATICS

M. Bamiloshin, O. Farràs and C. Padró

DOI BibTeX
2025 Conference Core A

Polynomial Secret Sharing Schemes and Algebraic Matroids

TCC 2025

A. Beimel, O. Farràs and A.Moya

2025 Journal

Optimizing Extension Techniques for Discovering Non-Algebraic Matroids

JOURNAL OF ALGEBRAIC COMBINATORICS

M. Bamiloshin and O. Farràs

DOI BibTeX
2025 Journal

Leveraging HLS to Design a Versatile & High-Performance Classic McEliece Accelerator

ACM TRANSACTIONS ON EMBEDDED COMPUTING SYSTEMS

I. V. Kostalabros, J. Ribes, X. Carril, O. Farràs, C. Hernandez and M. Moreto

DOI BibTeX
2024 Conference Core A

Reducing the Share Size of Weighted Threshold Secret Sharing Schemes via Chow Parameters Approximation

TCC2024

O. Farràs and M. Guiot

2024 Conference Core A

Secret-Sharing Schemes for High Slices

TCC2024

A. Beimel, O. Farràs, O. Lasri and O. Nir

2024 Journal

Hardware Acceleration for High-Volume Operations of CRYSTALS-Kyber and CRYSTALS-Dilithium

ACM TRANSACTIONS ON RECONFIGURABLE TECHNOLOGY AND SYSTEMS

X. Carril, C. Kardaris, J. Ribes-González, O. Farràs, C. Hernández, V. Kostalabros, J. U. González-Jiménez and M. Moretó

DOI BibTeX
2024 Journal

One-out-of-q OT Combiners

IEEE TRANSACTIONS ON INFORMATION THEORY

O. Farràs and J.Ribes

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2024 Conference

A Safety-Critical, RISC-V SoC Integrated and ASIC-Ready Classic McEliece Accelerator

ARC 2024

V. Kostalabros, J. Ribes-González, O. Farràs, M. Moretó, C. Hernandez

2024 Conference

Recent Advances in Secret Sharing Schemes for General Access Structures

CONGRESO BIENAL DE LA REAL SOCIEDAD MATEMáTICA ESPAñOLA

O. Farràs

2023 Conference Core A

Improved Polynomial Secret-Sharing Schemes

TCC2023

A. Beimel, O. Farràs and O. Lasri

2022 Conference Core A

A Security Model for Randomization-based Protected Caches

CHES2022

J. Ribes-González, O. Farràs, C. Hernández, V. Kostalabros and M. Moretó

2022 Journal

Linear Secret-Sharing Schemes for Forbidden Graph Access Structures

IEEE TRANSACTIONS ON INFORMATION THEORY

A. Beimel, O. Farràs, Y. Mintz and N. Peter

DOI PDF BibTeX
2021 Conference

HLS-Based HW/SW Co-Design of the Post-Quantum Classic McEliece Cryptosystem

PROGRAMMABLE LOGIC AND APPLICATIONS

V. Kostalabros, J. Ribes-González, O. Farràs, M. Moreto and C. Hernandez

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2021 Journal

Privacy-preserving data splitting: a combinatorial approach

DESIGNS, CODES AND CRYPTOGRAPHY

O. Farràs, J. Ribes-González and S. Ricci

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2021 Journal

Common Information, Matroid Representation, and Secret Sharing for Matroid Ports

DESIGNS, CODES AND CRYPTOGRAPHY

M. Bamiloshin, A. Ben-Efraim, O. Farràs and C. Padró

DOI BibTeX
2020 Conference Core A

The Share Size of Secret-Sharing Schemes for Almost All Access Structures and Graphs

TCC2020

A. Beimel and O. Farràs

2020 Journal

Secret Sharing Schemes for Ports of Matroids of Rank 3

KYBERNETIKA

O. Farràs

DOI BibTeX
2020 Journal

Improving the Linear Programming Technique in the Search for Lower Bounds in Secret Sharing

IEEE TRANSACTIONS ON INFORMATION THEORY

O. Farràs, T. Kaced, S. Martín Molleví and C. Padró

DOI BibTeX
2020 Conference

Secret-Sharing Schemes for General Access Structures

V CONGRESO DE JóVENES INVESTIGADORES RSME

O. Farràs

2019 Journal

Provably secure public-key encryption with conjunctive and subset keyword search

INTERNATIONAL JOURNAL OF INFORMATION SECURITY

O. Farràs and J. Ribes-González

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2019 Journal

Local Bounds for the Optimal Information Ratio of Secret Sharing Schemes

DESIGNS, CODES AND CRYPTOGRAPHY

O. Farràs, J. Ribes-González and S. Ricci

DOI BibTeX
2019 Journal

Privacy-preserving cloud computing on sensitive data: a survey of methods, products and challenges'

COMPUTER COMMUNICATIONS

J. Domingo-Ferrer, O. Farràs, J. Ribes-González and D. Sánchez

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2019 Conference Core A*

Secret-Sharing Schemes for General and Uniform Access Structures

B. Applebaum, A. Beimel, O. Farràs, O. Nir and N. Peter

2019 Conference

Improving the Linear Programming Technique in the Search for Lower Bounds in Secret Sharing

CONGRESO BIENAL DE LA REAL SOCIEDAD MATEMáTICA ESPAñOLA

O. Farràs

2018 Conference Core A*

Improving the Linear Programming Technique in the Search for Lower Bounds in Secret Sharing

EUROCRYPT 2018

O. Farràs, T. Kaced, S. Martín and C. Padró

2017 Journal

On the Information Ratio of Non-Perfect Secret Sharing Schemes

ALGORITHMICA

O. Farràs, T. Hansen, T. Kaced and C. Padró

DOI BibTeX