Implementing Multi-Party Computation Technology

Banquet: Short and Fast Signatures from AES

Autores: Carsten Baum, Cyprien Delpech de Saint Guilhem, Daniel Kales, Emmanuela Orsini, Peter Scholl, Greg Zaverucha
Publicado en: Public-Key Cryptography - PKC 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-030-75245-3_11

Rabbit: Efficient Comparison for Secure Multi-Party Computation

Autores: Eleftheria Makri, Dragos Rotaru, Frederik Vercauteren, Sameer Wagh
Publicado en: Financial Cryptography and Data Security - FC 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-662-64322-8_12

Secure Fast Evaluation of Iterative Methods: With an Application to Secure PageRank

Autores: Daniele Cozzo, Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Topics in Cryptology - CT-RSA 2021, 2021, Página(s) 1-25
Editor: Springer
DOI: 10.1007/978-3-030-75539-3_1

SÉTA: Supersingular Encryption from Torsion Attacks

Autores: Luca De Feo, Cyprien Delpech de Saint Guilhem, Tako Boris Fouotsa, Péter Kutas, Antonin Leroux, Christophe Petit, Javier Silva, Benjamin Wesolowski
Publicado en: Advances in Cryptology - ASIACRYPT 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-030-92068-5_9

Labeled PSI from Homomorphic Encryption with Reduced Computation and Communication

Autores: Kelong Cong, Radames Cruz Moreno, Mariana Botelho da Gama, Wei Dai, Ilia Iliashenko, Kim Laine, Michael Rosenberg
Publicado en: ACM CCS 2021, 2021
Editor: ACM
DOI: 10.1145/3460120.3484760

Zaphod - Efficiently Combining LSSS and Garbled Circuits in SCALE

Autores: Abdelrahaman Aly, Emmanuela Orsini, Dragos Rotaru, Nigel P. Smart, Tim Wood
Publicado en: Proceedings of the 7th ACM Workshop on Encrypted Computing & Applied Homomorphic Cryptography - WAHC'19, 2019, Página(s) 33-44, ISBN 9781450368292
Editor: ACM Press
DOI: 10.1145/3338469.3358943

An Isogeny-Based ID Protocol Using Structured Public Keys

Autores: Karim Baghery, Daniele Cozzo, Robi Pedersen
Publicado en: Cryptography and Coding - IMACC 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-030-92641-0_9

The return of Eratosthenes: Secure Generation of RSA Moduli using Distributed Sieving

Autores: Cyprien Delpech de Saint Guilhem, Eleftheria Makri, Dragos Rotaru, Titouan Tanguy
Publicado en: ACM CCS 2021, 2021
Editor: ACM
DOI: 10.1145/3460120.3484754

SANNS: Scaling Up Secure Approximate k-Nearest Neighbors Search

Autores: Hao Chen, Ilaria Chillotti, Yihe Dong, Oxana Poburinnaya, Ilya P. Razenshteyn, M. Sadegh Riazi
Publicado en: 29th USENIX Security Symposium, 2020, ISBN 978-1-939133-17-5
Editor: USENIX Association
DOI: 10.5555/3489212.3489331

MPC for Q2 Access Structures over Rings and Fields

Autores: Robin Jadoul, Nigel P. Smart, Barry Van Leeuwen
Publicado en: International Conference on Selected Areas in Cryptography - SAC 2021, 2022
Editor: Springer
DOI: 10.1007/978-3-030-99277-4_7

Round-Optimal Verifiable Oblivious Pseudorandom Functions from Ideal Lattices

Autores: Martin R. Albrecht, Alex Davidson, Amit Deo, Nigel P. Smart
Publicado en: Public-Key Cryptography - PKC 2021, 2021, Página(s) 261-289
Editor: Springer
DOI: 10.1007/978-3-030-75248-4_10

Efficient, Actively Secure MPC with a Dishonest Majority: A Survey

Autores: Emmanuela Orsini
Publicado en: Arithmetic of Finite Fields - WAIFI 2020, 2020
Editor: Springer
DOI: 10.1007/978-3-030-68869-1_3

Maliciously Secure Matrix Multiplication with Applications to Private Deep Learning

Autores: Hao Chen, Miran Kim, Ilya Razenshteyn, Dragos Rotaru, Yongsoo Song, Sameer Wagh
Publicado en: Advances in Cryptology - ASIACRYPT 2020, 2020
Editor: Springer
DOI: 10.1007/978-3-030-64840-4_2

TaaS - Commodity MPC via Triples-as-a-Service

Autores: Nigel P. Smart, Titouan Tanguy
Publicado en: Proceedings of the 2019 ACM SIGSAC Conference on Cloud Computing Security Workshop - CCSW'19, 2019, Página(s) 105-116, ISBN 9781450368261
Editor: ACM Press
DOI: 10.1145/3338466.3358918

Limbo: Efficient Zero-knowledge MPCitH-based Arguments

Autores: Cyprien Delpech de Saint Guilhem, Emmanuela Orsini, Titouan Tanguy
Publicado en: ACM CCS 2021, 2021
Editor: ACM
DOI: 10.1145/3460120.3484595

The Cost of IEEE Arithmetic in Secure Computation

Autores: Dave W. Archer, Shahla Atapoor, Nigel P. Smart
Publicado en: Progress in Cryptology - LATINCRYPT 2021, 2021, Página(s) 431-452
Editor: Springer
DOI: 10.1007/978-3-030-88238-9_21

Onion Ring ORAM - Efficient Constant Bandwidth Oblivious RAM from (Leveled) TFHE

Autores: Hao Chen, Ilaria Chillotti, Ling Ren
Publicado en: Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security, 2019, Página(s) 345-360, ISBN 9781450367479
Editor: ACM
DOI: 10.1145/3319535.3354226

Gladius: LWR based efficient hybrid public key encryption with distributed decryption

Autores: Kelong Cong, Daniele Cozzo, Varun Maram, Nigel P. Smart
Publicado en: Advances in Cryptology - ASIACRYPT 2021, 2021, Página(s) 125-155
Editor: Springer
DOI: 10.1007/978-3-030-92068-5_5

Authentication in Key-Exchange: Definitions, Relations and Composition

Autores: Cyprien Delpech de Saint Guilhem, Marc Fischlin, Bogdan Warinschi
Publicado en: 2020 IEEE 33rd Computer Security Foundations Symposium (CSF), 2020, Página(s) 288-303, ISBN 978-1-7281-6572-1
Editor: IEEE
DOI: 10.1109/csf49147.2020.00028

Large Scale, Actively Secure Computation from LPN and Free-XOR Garbled Circuits

Autores: Aner Ben-Efraim, Kelong Cong, Eran Omri, Emmanuela Orsini, Nigel P. Smart, Eduardo Soria-Vazquez
Publicado en: Advances in Cryptology - EUROCRYPT 2021, 2021, Página(s) 33-63
Editor: Springer
DOI: 10.1007/978-3-030-77883-5_2

Optimizing Registration Based Encryption

Autores: Kelong Cong, Karim Eldefrawy, Nigel P. Smart
Publicado en: Cryptography and Coding - 18th IMA International Conference, IMACC 2021, 2021, Página(s) 129-157
Editor: Springer
DOI: 10.1007/978-3-030-92641-0_7

Compact, Efficient and UC-Secure Isogeny-Based Oblivious Transfer

Autores: Yi-Fu Lai, Steven D. Galbraith, Cyprien Delpech de Saint Guilhem
Publicado en: Advances in Cryptology - EUROCRYPT 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-030-77870-5_8

Faster Homomorphic Evaluation of Discrete Fourier Transforms

Autores: Anamaria Costache, Nigel P. Smart, Srinivas Vivek
Publicado en: FCDC 2017, 2017, Página(s) 517-529
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-70972-7_29

When It's All Just Too Much: Outsourcing MPC-Preprocessing

Autores: Peter Scholl, Nigel P. Smart, Tim Wood
Publicado en: IMACC 2017, 2017, Página(s) 77-99
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-71045-7_4

Multi-rate Threshold FlipThem

Autores: David Leslie, Chris Sherfield, Nigel P. Smart
Publicado en: ESORICS 2017, 2017, Página(s) 174-190
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-66399-9_10

Generic Forward-Secure Key Agreement Without Signatures

Autores: Cyprien de Saint Guilhem, Nigel P. Smart, Bogdan Warinschi
Publicado en: ISC 2017, 2017, Página(s) 114-133
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-69659-1_7

Tightly Secure Ring-LWE Based Key Encapsulation with Short Ciphertexts

Autores: Martin R. Albrecht, Emmanuela Orsini, Kenneth G. Paterson, Guy Peer, Nigel P. Smart
Publicado en: ESORICS 2017, 2017, Página(s) 29-46
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-66402-6_4

MPC Joins The Dark Side

Autores: John Cartlidge, Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Proceedings of the 2019 ACM Asia Conference on Computer and Communications Security - Asia CCS '19, 2019, Página(s) 148-159, ISBN 9781-450367523
Editor: ACM Press
DOI: 10.1145/3321705.3329809

Compilation of Function Representations for Secure Computing Paradigms

Autores: Karim Baghery, Cyprien Delpech de Saint Guilhem, Emmanuela Orsini, Nigel P. Smart, Titouan Tanguy
Publicado en: Topics in Cryptology - CT-RSA 2021, 2021, Página(s) 26-50
Editor: Springer
DOI: 10.1007/978-3-030-75539-3_2

Private Liquidity Matching Using MPC

Autores: Shahla Atapoor, Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Topics in Cryptology - CT-RSA 2022, 2022
Editor: Springer
DOI: 10.1007/978-3-030-95312-6_5

Error Term Checking: Towards Chosen Ciphertext Security without Re-encryption

Autores: Jan-Pieter D'Anvers, Emmanuela Orsini, Frederik Vercauteren
Publicado en: APKC 2021, 2021
Editor: ACM
DOI: 10.1145/3457338.3458295

Homomorphic String Search with Constant Multiplicative Depth

Autores: Charlotte Bonte, Ilia Iliashenko
Publicado en: CCSW'20, 2021
Editor: ACM
DOI: 10.1145/3411495.3421361

Tiramisu: Black-Box Simulation Extractable NIZKs in the Updatable CRS Model

Autores: Karim Baghery, Mahdi Sedaghat
Publicado en: Cryptology and Network Security - CANS 2021, 2021
Editor: Springer
DOI: 10.1007/978-3-030-92548-2_28

Using TopGear in Overdrive: A More Efficient ZKPoK for SPDZ

Autores: Carsten Baum, Daniele Cozzo, Nigel P. Smart
Publicado en: Selected Areas in Cryptography – SAC 2019 - 26th International Conference, Waterloo, ON, Canada, August 12–16, 2019, Revised Selected Papers, Edición 11959, 2020, Página(s) 274-302, ISBN 978-3-030-38470-8
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-38471-5_12

Multi-Key Homomorphic Encryption from TFHE

Autores: Hao Chen, Ilaria Chillotti, Yongsoo Song
Publicado en: Advances in Cryptology – ASIACRYPT 2019 - 25th International Conference on the Theory and Application of Cryptology and Information Security, Kobe, Japan, December 8–12, 2019, Proceedings, Part II, Edición 11922, 2019, Página(s) 446-472, ISBN 978-3-030-34620-1
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-34621-8_16

BBQ: Using AES in Picnic Signatures

Autores: Cyprien Delpech de Saint Guilhem, Lauren De Meyer, Emmanuela Orsini, Nigel P. Smart
Publicado en: Selected Areas in Cryptography – SAC 2019 - 26th International Conference, Waterloo, ON, Canada, August 12–16, 2019, Revised Selected Papers, Edición 11959, 2020, Página(s) 669-692, ISBN 978-3-030-38470-8
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-38471-5_27

Distributing Any Elliptic Curve Based Protocol

Autores: Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Cryptography and Coding - 17th IMA International Conference, IMACC 2019, Oxford, UK, December 16–18, 2019, Proceedings, Edición 11929, 2019, Página(s) 342-366, ISBN 978-3-030-35198-4
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-35199-1_17

Efficient Constant-Round MPC with Identifiable Abort and Public Verifiability

Autores: Carsten Baum, Emmanuela Orsini, Peter Scholl, Eduardo Soria-Vazquez
Publicado en: Advances in Cryptology – CRYPTO 2020 - 40th Annual International Cryptology Conference, CRYPTO 2020, Santa Barbara, CA, USA, August 17–21, 2020, Proceedings, Part II, Edición 12171, 2020, Página(s) 562-592, ISBN 978-3-030-56879-5
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-56880-1_20

Overdrive2k: Efficient Secure MPC over $$\mathbb {Z}_{2^k}$$ from Somewhat Homomorphic Encryption

Autores: Emmanuela Orsini, Nigel P. Smart, Frederik Vercauteren
Publicado en: Topics in Cryptology – CT-RSA 2020 - The Cryptographers’ Track at the RSA Conference 2020, San Francisco, CA, USA, February 24–28, 2020, Proceedings, Edición 12006, 2020, Página(s) 254-283, ISBN 978-3-030-40185-6
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-40186-3_12

LegRoast: Efficient Post-quantum Signatures from the Legendre PRF

Autores: Ward Beullens, Cyprien Delpech de Saint Guilhem
Publicado en: Post-Quantum Cryptography - 11th International Conference, PQCrypto 2020, Paris, France, April 15–17, 2020, Proceedings, Edición 12100, 2020, Página(s) 130-150, ISBN 978-3-030-44222-4
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-44223-1_8

Semi-commutative Masking: A Framework for Isogeny-Based Protocols, with an Application to Fully Secure Two-Round Isogeny-Based OT

Autores: Cyprien Delpech de Saint Guilhem, Emmanuela Orsini, Christophe Petit, Nigel P. Smart
Publicado en: Cryptology and Network Security - 19th International Conference, CANS 2020, Vienna, Austria, December 14–16, 2020, Proceedings, Edición 12579, 2020, Página(s) 235-258, ISBN 978-3-030-65410-8
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-65411-5_12

Reducing Communication Channels in MPC

Autores: Marcel Keller, Dragos Rotaru, Nigel P. Smart, Tim Wood
Publicado en: Security and Cryptography for Networks - 11th International Conference, SCN 2018, Amalfi, Italy, September 5–7, 2018, Proceedings, Edición 11035, 2018, Página(s) 181-199, ISBN 978-3-319-98112-3
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-98113-0_10

Error Detection in Monotone Span Programs with Application to Communication-Efficient Multi-party Computation

Autores: Nigel P. Smart, Tim Wood
Publicado en: Topics in Cryptology – CT-RSA 2019 - The Cryptographers' Track at the RSA Conference 2019, San Francisco, CA, USA, March 4–8, 2019, Proceedings, Edición 11405, 2019, Página(s) 210-229, ISBN 978-3-030-12611-7
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-12612-4_11

CAPA: The Spirit of Beaver Against Physical Attacks

Autores: Oscar Reparaz, Lauren De Meyer, Begül Bilgin, Victor Arribas, Svetla Nikova, Ventzislav Nikov, Nigel Smart
Publicado en: Advances in Cryptology – CRYPTO 2018 - 38th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 19–23, 2018, Proceedings, Part I, Edición 10991, 2018, Página(s) 121-151, ISBN 978-3-319-96883-4
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-96884-1_5

EPIC: Efficient Private Image Classification (or: Learning from the Masters)

Autores: Eleftheria Makri, Dragos Rotaru, Nigel P. Smart, Frederik Vercauteren
Publicado en: Topics in Cryptology – CT-RSA 2019 - The Cryptographers' Track at the RSA Conference 2019, San Francisco, CA, USA, March 4–8, 2019, Proceedings, Edición 11405, 2019, Página(s) 473-492, ISBN 978-3-030-12611-7
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-12612-4_24

TinyKeys: A New Approach to Efficient Multi-Party Computation

Autores: Carmit Hazay, Emmanuela Orsini, Peter Scholl, Eduardo Soria-Vazquez
Publicado en: Advances in Cryptology – CRYPTO 2018 - 38th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 19–23, 2018, Proceedings, Part III, Edición 10993, 2018, Página(s) 3-33, ISBN 978-3-319-96877-3
Editor: Springer International Publishing
DOI: 10.1007/978-3-319-96878-0_1

Concretely Efficient Large-Scale MPC with Active Security (or, TinyKeys for TinyOT)

Autores: Carmit Hazay, Emmanuela Orsini, Peter Scholl, Eduardo Soria-Vazquez
Publicado en: Advances in Cryptology – ASIACRYPT 2018 - 24th International Conference on the Theory and Application of Cryptology and Information Security, Brisbane, QLD, Australia, December 2–6, 2018, Proceedings, Part III, Edición 11274, 2018, Página(s) 86-117, ISBN 978-3-030-03331-6
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-03332-3_4

Benchmarking Privacy Preserving Scientific Operations

Autores: Abdelrahaman Aly, Nigel P. Smart
Publicado en: Applied Cryptography and Network Security - 17th International Conference, ACNS 2019, Bogota, Colombia, June 5–7, 2019, Proceedings, Edición 11464, 2019, Página(s) 509-529, ISBN 978-3-030-21567-5
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-21568-2_25

Adding Distributed Decryption and Key Generation to a Ring-LWE Based CCA Encryption Scheme

Autores: Michael Kraitsberg, Yehuda Lindell, Valery Osheter, Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Information Security and Privacy - 24th Australasian Conference, ACISP 2019, Christchurch, New Zealand, July 3–5, 2019, Proceedings, Edición 11547, 2019, Página(s) 192-210, ISBN 978-3-030-21547-7
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-21548-4_11

Sharing the LUOV: Threshold Post-quantum Signatures

Autores: Daniele Cozzo, Nigel P. Smart
Publicado en: Cryptography and Coding - 17th IMA International Conference, IMACC 2019, Oxford, UK, December 16–18, 2019, Proceedings, Edición 11929, 2019, Página(s) 128-153, ISBN 978-3-030-35198-4
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-35199-1_7

Sashimi: Cutting up CSI-FiSh Secret Keys to Produce an Actively Secure Distributed Signing Protocol

Autores: Daniele Cozzo, Nigel P. Smart
Publicado en: Post-Quantum Cryptography - 11th International Conference, PQCrypto 2020, Paris, France, April 15–17, 2020, Proceedings, Edición 12100, 2020, Página(s) 169-186, ISBN 978-3-030-44222-4
Editor: Springer International Publishing
DOI: 10.1007/978-3-030-44223-1_10

Multi-Party Computation Mechanism for Anonymous Equity Block Trading: A Secure Implementation of Turquoise Plato Uncross

Autores: John Cartlidge, Nigel P. Smart, Younes Talibi Alaoui
Publicado en: Intelligent Systems in Accounting, Finance and Management, Edición 28, 2022, ISSN 2160-0074
Editor: John Wiley and Sons Ltd
DOI: 10.1002/isaf.1502

Efficiently Processing Complex-Valued Data in Homomorphic Encryption

Autores: Carl Bootland, Wouter Castryck, Ilia Iliashenko, Frederik Vercauteren
Publicado en: J. Math. Cryptol., 2020, ISSN 1862-2984
Editor: De Gruyter
DOI: 10.1515/jmc-2015-0051

Modes of Operation Suitable for Computing on Encrypted Data

Autores: Dragos Rotaru and Nigel P. Smart and Martijn Stam
Publicado en: Transactions on Symmetric Cryptology, 2017, ISSN 2519-173X
Editor: Ruhr University Bochum
DOI: 10.13154/tosc.v2017.i3.294-324

From Keys to Databases—Real-World Applications of Secure Multi-Party Computation

Autores: David W Archer, Dan Bogdanov, Yehuda Lindell, Liina Kamm, Kurt Nielsen, Jakob Illeborg Pagter, Nigel P Smart, Rebecca N Wright
Publicado en: The Computer Journal, 2018, ISSN 0010-4620
Editor: Oxford University Press
DOI: 10.1093/comjnl/bxy090

Efficient Constant-Round Multi-party Computation Combining BMR and SPDZ

Autores: Yehuda Lindell, Benny Pinkas, Nigel P. Smart, Avishay Yanai
Publicado en: Journal of Cryptology, Edición 32/3, 2019, Página(s) 1026-1069, ISSN 0933-2790
Editor: Springer Verlag
DOI: 10.1007/s00145-019-09322-2

Thresholdizing HashEdDSA: MPC to the Rescue

Autores: Charlotte Bonte, Nigel P. Smart, Titouan Tanguy
Publicado en: Int. J. Inf. Sec., Edición 20, 2021, Página(s) 879-894, ISSN 1615-5270
Editor: Springer
DOI: 10.1007/s10207-021-00539-6

Actively Secure Setup for SPDZ

Autores: Dragos Rotaru, Nigel P. Smart, Titouan Tanguy, Frederik Vercauteren, Tim Wood
Publicado en: Journal of Cryptology, 2022, ISSN 1432-1378
Editor: Springer
DOI: 10.1007/s00145-021-09416-w

Decentralized Privacy-Preserving Proximity Tracing

Autores: Carmela Troncoso, Mathias Payer, Jean-Pierre Hubaux, Marcel Salath{\'{e}}, James R. Larus, Wouter Lueks, Theresa Stadler, Apostolos Pyrgelis, Daniele Antonioli, Ludovic Barman, Sylvain Chatel, Kenneth G. Paterson, Srdjan Capkun, David A. Basin, Jan Beutel, Dennis Jackson, Marc Roeschlin, Patrick Leu, Bart Preneel, Nigel P. Smart, Aysajan Abidin, Seda Gurses, Michael Veale, Cas Creme
Publicado en: IEEE Data Eng. Bulletin, Edición 43, 2020, Página(s) 63-66, ISSN 1053-1238
Editor: IEEE

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