Olivier Blazy

106 papers A* 1A 1B 21C 3Misc 5Journal 50Unranked 24
YearRankTypeTitle / Venue / Authors
2025 — conf
Bivariate Proximity Test-Based Asynchronous Verifiable Secret Sharing.
AFRICACRYPT
Daniel Augot, Olivier Blazy, Hugo Delavenne, Lola-Baie Mallordy
2025 J jnl
Quantum-resistant secret handshakes with dynamic joining, leaving, and banishment: GCD revisited.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Emmanuel Conchon, Philippe Gaborit, Philippe Krejci, Cristina Onete
2025 J jnl
Sanitizable Signatures with Different Admissibility Policies for Multiple Sanitizers.
IACR Cryptol. ePrint Arch.
Osama Allabwani, Olivier Blazy, Pascal Lafourcade, Charles Olivier-Anclin, Olivier Raynaud
2025 J jnl
Threshold Reporting Protocol for Traceability in Anonymous Social Networks.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Lola-Baie Mallordy
2024 B conf
A Public Key Identity-Based Revocation Scheme: - Fully Attribute-Hiding and Function Private.
CT-RSA
Olivier Blazy, Sayantan Mukherjee
2024 — conf
Cryptographic Accumulators: New Definitions, Enhanced Security, and Delegatable Proofs.
AFRICACRYPT
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2024 J jnl
Cryptographic Accumulators: New Definitions, Enhanced Security, and Delegatable Proofs.
IACR Cryptol. ePrint Arch.
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2023 J jnl
Anonymous attribute-based designated verifier signature.
J. Ambient Intell. Humaniz. Comput.
Olivier Blazy, Laura Brouilhet, Emmanuel Conchon, Mathieu Klingler
2023 B conf
Dually Computable Cryptographic Accumulators and Their Application to Attribute Based Encryption.
CANS
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2023 J jnl
Dually Computable Cryptographic Accumulators and Their Application to Attribute Based Encryption.
IACR Cryptol. ePrint Arch.
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2023 B conf
Efficient Implementation of a Post-Quantum Anonymous Credential Protocol.
ARES
Olivier Blazy, Céline Chevalier, Guillaume Renaut, Thomas Ricosset, Éric Sageloli, Hugo Senet
2023 A* conf
How fast do you heal? A taxonomy for post-compromise security in secure-channel establishment.
USENIX Security Symposium
Olivier Blazy, Ioana Boureanu, Pascal Lafourcade, Cristina Onete, Léo Robert
2022 B conf
(Augmented) Broadcast Encryption from Identity Based Encryption with Wildcard.
CANS
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2022 J jnl
(Augmented) Broadcast Encryption from Identity Based Encryption with Wildcard.
IACR Cryptol. ePrint Arch.
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
2022 J jnl
A gapless code-based hash proof system based on RQC and its applications.
Des. Codes Cryptogr.
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Yann Connan, Philippe Gaborit
2022 J jnl
An Anonymous Trace-and-Revoke Broadcast Encryption Scheme.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Sayantan Mukherjee, Huyen Nguyen, Duong Hieu Phan, Damien Stehlé
2022 J jnl
How fast do you heal? A taxonomy for post-compromise security in secure-channel establishment.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Ioana Boureanu, Pascal Lafourcade, Cristina Onete, Léo Robert
2022 — conf
Identity-Based Encryption in DDH Hard Groups.
AFRICACRYPT
Olivier Blazy, Saqib A. Kakvi
2022 J jnl
MARSHAL: Messaging with Asynchronous Ratchets and Signatures for faster HeALing.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Pierre-Alain Fouque, Thibaut Jacques, Pascal Lafourcade, Cristina Onete, Léo Robert
2022 Misc conf
MARSHAL: messaging with asynchronous ratchets and signatures for faster HeALing.
SAC
Olivier Blazy, Pierre-Alain Fouque, Thibaut Jacques, Pascal Lafourcade, Cristina Onete, Léo Robert
2022 J jnl
Ouroboros: An Efficient and Provably Secure KEM Family.
IEEE Trans. Inf. Theory
Nicolas Aragon, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
2022 J jnl
Post-Quantum Oblivious Transfer from Smooth Projective Hash Functions with Grey Zone.
CoRR
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
2022 — conf
Post-quantum and UC-Secure Oblivious Transfer from SPHF with Grey Zone.
FPS
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
2021 — conf
A Correction to a Code-Based Blind Signature Scheme.
CBCrypto
Olivier Blazy, Philippe Gaborit, Dang Truong Mac
2021 J jnl
A Gapless Code-Based Hash Proof System based on RQC and its Applications.
IACR Cryptol. ePrint Arch.
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Yann Connan, Philippe Gaborit
2021 — conf
A Rank Metric Code-Based Group Signature Scheme.
CBCrypto
Olivier Blazy, Philippe Gaborit, Dang Truong Mac
2021 Misc conf
An Anonymous Trace-and-Revoke Broadcast Encryption Scheme.
ACISP
Olivier Blazy, Sayantan Mukherjee, Huyen Nguyen, Duong Hieu Phan, Damien Stehlé
2021 J jnl
An IoT Attribute-Based Security Framework for Topic-Based Publish/Subscribe Systems.
IEEE Access
Olivier Blazy, Emmanuel Conchon, Mathieu Klingler, Damien Sauveron
2021 J jnl
Generic Plaintext Equality and Inequality Proofs (Extended Version).
IACR Cryptol. ePrint Arch.
Olivier Blazy, Xavier Bultel, Pascal Lafourcade, Octavio Perez-Kempner
2021 — conf
Generic Plaintext Equality and Inequality Proofs.
Financial Cryptography (1)
Olivier Blazy, Xavier Bultel, Pascal Lafourcade, Octavio Perez-Kempner
2021 J jnl
Hardware security without secure hardware: How to decrypt with a password and a server.
Theor. Comput. Sci.
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Patrick Towa, Ida Tucker, Damien Vergnaud
2021 — conf
How to (Legally) Keep Secrets from Mobile Operators.
ESORICS (1)
Ghada Arfaoui, Olivier Blazy, Xavier Bultel, Pierre-Alain Fouque, Thibaut Jacques, Adina Nedelcu, Cristina Onete
2021 B conf
Secure Decision Forest Evaluation.
ARES
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
2021 J jnl
Secure Decision Forest Evaluation.
CoRR
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
2021 B conf
Zero-Knowledge Reparation of the Véron and AGS Code-based Identification Schemes.
ISIT
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Philippe Gaborit
2020 Misc conf
CCA-Secure ABE Using Tag and Pair Encoding.
INDOCRYPT
Olivier Blazy, Sayantan Mukherjee
2020 — conf
CROOT: Code-based Round-Optimal Oblivious Transfer.
ICETE (2)
Nicolas Aragon, Olivier Blazy, Neals Fournaise, Philippe Gaborit
2020 J jnl
Cryptanalysis of a rank-based signature with short public keys.
Des. Codes Cryptogr.
Nicolas Aragon, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Terry Shue Chien Lau, Chik How Tan, Keita Xagawa
2020 J jnl
Hardware Security without Secure Hardware: How to Decrypt with a Password and a Server.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Patrick Towa, Ida Tucker, Damien Vergnaud
2020 J jnl
Legally keeping secrets from mobile operators: Lawful Interception Key Exchange (LIKE).
IACR Cryptol. ePrint Arch.
Ghada Arfaoui, Olivier Blazy, Xavier Bultel, Pierre-Alain Fouque, Adina Nedelcu, Cristina Onete
2020 J jnl
New efficient M2C and M2M mutual authentication protocols for IoT-based healthcare applications.
Peer-to-Peer Netw. Appl.
Fatma Merabet, Amina Cherif, Malika Belkadi, Olivier Blazy, Emmanuel Conchon, Damien Sauveron
2020 — conf
Public-Key Generation with Verifiable Randomness.
ASIACRYPT (1)
Olivier Blazy, Patrick Towa, Damien Vergnaud
2020 J jnl
Public-Key Generation with Verifiable Randomness.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Patrick Towa, Damien Vergnaud
2020 — conf
Round-optimal Constant-size Blind Signatures.
ICETE (2)
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Neals Fournaise
2020 Misc conf
Skipping the q in Group Signatures.
INDOCRYPT
Olivier Blazy, Saqib A. Kakvi
2019 B conf
Anonymous Identity Based Encryption with Traceable Identities.
ARES
Olivier Blazy, Laura Brouilhet, Duong Hieu Phan
2019 B conf
Downgradable Identity-Based Encryption and Applications.
CT-RSA
Olivier Blazy, Paul Germouty, Duong Hieu Phan
2019 — conf
Durandal: A Rank Metric Based Signature Scheme.
EUROCRYPT (3)
Nicolas Aragon, Olivier Blazy, Philippe Gaborit, Adrien Hauteville, Gilles Zémor
2019 C ed.
Information Security Theory and Practice - 12th IFIP WG 11.2 International Conference, WISTP 2018, Brussels, Belgium, December 10-11, 2018, Revised Selected Papers
WISTP
Olivier Blazy, Chan Yeob Yeun
2019 B conf
Post-Quantum UC-Secure Oblivious Transfer in the Standard Model with Adaptive Corruptions.
ARES
Olivier Blazy, Céline Chevalier, Quoc-Huy Vu
2019 J jnl
Post-Quantum UC-Secure Oblivious Transfer in the Standard Model with Adaptive Corruptions.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, Quoc-Huy Vu
2019 A conf
SAID: Reshaping Signal into an Identity-Based Asynchronous Messaging Protocol with Authenticated Ratcheting.
EuroS&P
Olivier Blazy, Angèle Bossuat, Xavier Bultel, Pierre-Alain Fouque, Cristina Onete, Elena Pagnin
2019 J jnl
SAID: Reshaping Signal into an Identity-Based Asynchronous Messaging Protocol with Authenticated Ratcheting.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Angèle Bossuat, Xavier Bultel, Pierre-Alain Fouque, Cristina Onete, Elena Pagnin
2018 J jnl
Downgradable Identity-based Encryption and Applications.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Paul Germouty, Duong Hieu Phan
2018 J jnl
Durandal: a rank metric based signature scheme.
IACR Cryptol. ePrint Arch.
Nicolas Aragon, Olivier Blazy, Philippe Gaborit, Adrien Hauteville, Gilles Zémor
2018 J jnl
Efficient Encryption From Random Quasi-Cyclic Codes.
IEEE Trans. Inf. Theory
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
2018 — conf
Hash Proof Systems over Lattices Revisited.
Public Key Cryptography (2)
Fabrice Benhamouda, Olivier Blazy, Léo Ducas, Willy Quach
2018 B conf
Non-Interactive Key Exchange from Identity-Based Encryption.
ARES
Olivier Blazy, Céline Chevalier
2018 B conf
Spreading Alerts Quietly: New Insights from Theory and Practice.
ARES
Olivier Blazy, Céline Chevalier
2017 B conf
A code-based blind signature.
ISIT
Olivier Blazy, Philippe Gaborit, Julien Schrek, Nicolas Sendrier
2017 J jnl
A code-based group signature scheme.
Des. Codes Cryptogr.
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
2017 B conf
Almost Optimal Oblivious Transfer from QA-NIZK.
ACNS
Olivier Blazy, Céline Chevalier, Paul Germouty
2017 J jnl
Almost Optimal Oblivious Transfer from QA-NIZK.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, Paul Germouty
2017 B conf
Efficient ID-based Designated Verifier Signature.
ARES
Olivier Blazy, Emmanuel Conchon, Paul Germouty, Amandine Jambert
2017 J jnl
Hash Proof Systems over Lattices Revisited.
IACR Cryptol. ePrint Arch.
Fabrice Benhamouda, Olivier Blazy, Léo Ducas, Willy Quach
2016 J jnl
A Code-Based Group Signature Scheme.
IACR Cryptol. ePrint Arch.
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
2016 C conf
A Practical Group Signature Scheme Based on Rank Metric.
WAIFI
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
2016 — conf
Adaptive Oblivious Transfer and Generalization.
ASIACRYPT (2)
Olivier Blazy, Céline Chevalier, Paul Germouty
2016 J jnl
Adaptive Oblivious Transfer and Generalizations.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, Paul Germouty
2016 — conf
Anonymizable Ring Signature Without Pairing.
FPS
Olivier Blazy, Xavier Bultel, Pascal Lafourcade
2016 J jnl
Efficient Encryption from Random Quasi-Cyclic Codes.
CoRR
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
2016 J jnl
Efficient Encryption from Random Quasi-Cyclic Codes.
IACR Cryptol. ePrint Arch.
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
2016 B conf
Mitigating Server Breaches in Password-Based Authentication: Secure and Efficient Solutions.
CT-RSA
Olivier Blazy, Céline Chevalier, Damien Vergnaud
2016 B conf
Non-Interactive Plaintext (In-)Equality Proofs and Group Signatures with Verifiable Controllable Linkability.
CT-RSA
Olivier Blazy, David Derler, Daniel Slamanig, Raphael Spreitzer
2016 J jnl
Non-Interactive Plaintext (In-)Equality Proofs and Group Signatures with Verifiable Controllable Linkability.
IACR Cryptol. ePrint Arch.
Olivier Blazy, David Derler, Daniel Slamanig, Raphael Spreitzer
2016 — conf
Structure-Preserving Smooth Projective Hashing.
ASIACRYPT (2)
Olivier Blazy, Céline Chevalier
2016 J jnl
Structure-Preserving Smooth Projective Hashing.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier
2016 C conf
Two Secure Anonymous Proxy-based Data Storages.
SECRYPT
Olivier Blazy, Xavier Bultel, Pascal Lafourcade
2015 B conf
Generic Construction of UC-Secure Oblivious Transfer.
ACNS
Olivier Blazy, Céline Chevalier
2015 J jnl
Generic Construction of UC-Secure Oblivious Transfer.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier
2015 J jnl
Group Signatures Without q-Assumptions.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Saqib A. Kakvi
2015 J jnl
Mitigating Server Breaches in Password-Based Authentication: Secure and Efficient Solutions.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, Damien Vergnaud
2015 J jnl
New Techniques for SPHFs and Efficient One-Round PAKE Protocols.
IACR Cryptol. ePrint Arch.
Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2015 B conf
Non-Interactive Zero-Knowledge Proofs of Non-Membership.
CT-RSA
Olivier Blazy, Céline Chevalier, Damien Vergnaud
2015 J jnl
Non-Interactive Zero-Knowledge Proofs of Non-Membership.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, Damien Vergnaud
2015 — conf
Tightly-Secure Signatures from Chameleon Hash Functions.
Public Key Cryptography
Olivier Blazy, Saqib A. Kakvi, Eike Kiltz, Jiaxin Pan
2014 — conf
(Hierarchical) Identity-Based Encryption from Affine Message Authentication.
CRYPTO (1)
Olivier Blazy, Eike Kiltz, Jiaxin Pan
2014 J jnl
(Hierarchical) Identity-Based Encryption from Affine Message Authentication.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Eike Kiltz, Jiaxin Pan
2014 J jnl
Tightly-Secure Signatures from Chameleon Hash Functions.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Saqib A. Kakvi, Eike Kiltz, Jiaxin Pan
2013 B conf
Analysis and Improvement of Lindell's UC-Secure Commitment Schemes.
ACNS
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2013 J jnl
Analysis and Improvement of Lindell's UC-Secure Commitment Schemes.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2013 — conf
Efficient UC-Secure Authenticated Key-Exchange for Algebraic Languages.
Public Key Cryptography
Fabrice Ben Hamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2013 J jnl
New Smooth Projective Hash Functions and One-Round Authenticated Key Exchange.
IACR Cryptol. ePrint Arch.
Fabrice Ben Hamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2013 — conf
New Techniques for SPHFs and Efficient One-Round PAKE Protocols.
CRYPTO (1)
Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2013 J jnl
SPHF-Friendly Non-Interactive Commitments.
IACR Cryptol. ePrint Arch.
Michel Abdalla, Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval
2013 — conf
SPHF-Friendly Non-interactive Commitments.
ASIACRYPT (1)
Michel Abdalla, Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval
2013 J jnl
Short blind signatures.
J. Comput. Secur.
Olivier Blazy, Georg Fuchsbauer, David Pointcheval, Damien Vergnaud
2012 Misc conf
Compact Round-Optimal Partially-Blind Signatures.
SCN
Olivier Blazy, David Pointcheval, Damien Vergnaud
2012 J jnl
Efficient UC-Secure Authenticated Key-Exchange for Algebraic Languages.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
2012 — —
Preuves de connaissances interactives et non-interactives. ((Non-)Interactive Proofs of Knowledge).
Olivier Blazy
2012 B conf
Round-Optimal Privacy-Preserving Protocols with Smooth Projective Hash Functions.
TCC
Olivier Blazy, David Pointcheval, Damien Vergnaud
2012 — conf
Traceable Signature with Stepping Capabilities.
Cryptography and Security
Olivier Blazy, David Pointcheval
2011 — conf
Achieving Optimal Anonymity in Transferable E-Cash with a Judge.
AFRICACRYPT
Olivier Blazy, Sébastien Canard, Georg Fuchsbauer, Aline Gouget, Hervé Sibert, Jacques Traoré
2011 — conf
Signatures on Randomizable Ciphertexts.
Public Key Cryptography
Olivier Blazy, Georg Fuchsbauer, David Pointcheval, Damien Vergnaud
2010 B conf
Batch Groth-Sahai.
ACNS
Olivier Blazy, Georg Fuchsbauer, Malika Izabachène, Amandine Jambert, Hervé Sibert, Damien Vergnaud
2010 J jnl
Batch Groth-Sahai.
IACR Cryptol. ePrint Arch.
Olivier Blazy, Georg Fuchsbauer, Malika Izabachène, Amandine Jambert, Hervé Sibert, Damien Vergnaud