Olivier Blazy

ORCID

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 73

Top Venues

IACR Cryptol. ePrint Arch.

ARES

CT-RSA

Des. Codes Cryptogr.

Paris Diderot University, France (PHD)

Education History

Paris Diderot University, France

PHD

Publications

Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
Cryptographic Accumulators: New Definitions, Enhanced Security, and Delegatable Proofs. AFRICACRYPT (2024)
Olivier Blazy, Sayantan Mukherjee
A Public Key Identity-Based Revocation Scheme: - Fully Attribute-Hiding and Function Private. CT-RSA (2024)
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
Cryptographic Accumulators: New Definitions, Enhanced Security, and Delegatable Proofs. IACR Cryptol. ePrint Arch. 2024 (2024)
Olivier Blazy, Laura Brouilhet, Emmanuel Conchon, Mathieu Klingler
Anonymous attribute-based designated verifier signature. J. Ambient Intell. Humaniz. Comput. 14 (10) (2023)
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
Dually Computable Cryptographic Accumulators and Their Application to Attribute Based Encryption. CANS (2023)
Olivier Blazy, Céline Chevalier, Guillaume Renaut, Thomas Ricosset, Éric Sageloli, Hugo Senet
Efficient Implementation of a Post-Quantum Anonymous Credential Protocol. ARES (2023)
Olivier Blazy, Ioana Boureanu, Pascal Lafourcade, Cristina Onete, Léo Robert
How fast do you heal? A taxonomy for post-compromise security in secure-channel establishment. USENIX Security Symposium (2023)
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
Dually Computable Cryptographic Accumulators and Their Application to Attribute Based Encryption. IACR Cryptol. ePrint Arch. 2023 (2023)
Olivier Blazy, Ioana Boureanu, Pascal Lafourcade, Cristina Onete, Léo Robert
How fast do you heal? A taxonomy for post-compromise security in secure-channel establishment. IACR Cryptol. ePrint Arch. 2022 (2022)
Nicolas Aragon, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
Ouroboros: An Efficient and Provably Secure KEM Family. IEEE Trans. Inf. Theory 68 (9) (2022)
Olivier Blazy, Pierre-Alain Fouque, Thibaut Jacques, Pascal Lafourcade, Cristina Onete, Léo Robert
MARSHAL: Messaging with Asynchronous Ratchets and Signatures for faster HeALing. IACR Cryptol. ePrint Arch. 2022 (2022)
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
(Augmented) Broadcast Encryption from Identity Based Encryption with Wildcard. CANS (2022)
Olivier Blazy, Saqib A. Kakvi
Identity-Based Encryption in DDH Hard Groups. AFRICACRYPT (2022)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
Post-quantum and UC-Secure Oblivious Transfer from SPHF with Grey Zone. FPS (2022)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Yann Connan, Philippe Gaborit
A gapless code-based hash proof system based on RQC and its applications. Des. Codes Cryptogr. 90 (12) (2022)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
Post-Quantum Oblivious Transfer from Smooth Projective Hash Functions with Grey Zone. CoRR (2022)
Olivier Blazy, Pierre-Alain Fouque, Thibaut Jacques, Pascal Lafourcade, Cristina Onete, Léo Robert
MARSHAL: messaging with asynchronous ratchets and signatures for faster HeALing. SAC (2022)
Olivier Blazy, Sayantan Mukherjee, Huyen Nguyen, Duong Hieu Phan, Damien Stehlé
An Anonymous Trace-and-Revoke Broadcast Encryption Scheme. IACR Cryptol. ePrint Arch. 2022 (2022)
Anaïs Barthoulot, Olivier Blazy, Sébastien Canard
(Augmented) Broadcast Encryption from Identity Based Encryption with Wildcard. IACR Cryptol. ePrint Arch. 2022 (2022)
Olivier Blazy, Xavier Bultel, Pascal Lafourcade, Octavio Perez-Kempner
Generic Plaintext Equality and Inequality Proofs. Financial Cryptography (1) (2021)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Philippe Gaborit
Zero-Knowledge Reparation of the Véron and AGS Code-based Identification Schemes. ISIT (2021)
Ghada Arfaoui, Olivier Blazy, Xavier Bultel, Pierre-Alain Fouque, Thibaut Jacques, Adina Nedelcu, Cristina Onete
How to (Legally) Keep Secrets from Mobile Operators. ESORICS (1) (2021)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Yann Connan, Philippe Gaborit
A Gapless Code-Based Hash Proof System based on RQC and its Applications. IACR Cryptol. ePrint Arch. 2021 (2021)
Olivier Blazy, Xavier Bultel, Pascal Lafourcade, Octavio Perez-Kempner
Generic Plaintext Equality and Inequality Proofs (Extended Version). IACR Cryptol. ePrint Arch. 2021 (2021)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
Secure Decision Forest Evaluation. ARES (2021)
Slim Bettaieb, Loïc Bidoux, Olivier Blazy, Baptiste Cottier, David Pointcheval
Secure Decision Forest Evaluation. CoRR (2021)
Olivier Blazy, Sayantan Mukherjee, Huyen Nguyen, Duong Hieu Phan, Damien Stehlé
An Anonymous Trace-and-Revoke Broadcast Encryption Scheme. ACISP (2021)
Olivier Blazy, Emmanuel Conchon, Mathieu Klingler, Damien Sauveron
An IoT Attribute-Based Security Framework for Topic-Based Publish/Subscribe Systems. IEEE Access 9 (2021)
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Patrick Towa, Ida Tucker, Damien Vergnaud
Hardware security without secure hardware: How to decrypt with a password and a server. Theor. Comput. Sci. 895 (2021)
Olivier Blazy, Philippe Gaborit, Dang Truong Mac
A Correction to a Code-Based Blind Signature Scheme. CBCrypto (2021)
Olivier Blazy, Philippe Gaborit, Dang Truong Mac
A Rank Metric Code-Based Group Signature Scheme. CBCrypto (2021)
Ghada Arfaoui, Olivier Blazy, Xavier Bultel, Pierre-Alain Fouque, Adina Nedelcu, Cristina Onete
Legally keeping secrets from mobile operators: Lawful Interception Key Exchange (LIKE). IACR Cryptol. ePrint Arch. 2020 (2020)
Nicolas Aragon, Olivier Blazy, Neals Fournaise, Philippe Gaborit
CROOT: Code-based Round-Optimal Oblivious Transfer. ICETE (2) (2020)
Olivier Blazy, Saqib A. Kakvi
Skipping the q in Group Signatures. INDOCRYPT (2020)
Olivier Blazy, Patrick Towa, Damien Vergnaud
Public-Key Generation with Verifiable Randomness. ASIACRYPT (1) (2020)
Nicolas Aragon, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Terry Shue Chien Lau, Chik How Tan, Keita Xagawa
Cryptanalysis of a rank-based signature with short public keys. Des. Codes Cryptogr. 88 (4) (2020)
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Patrick Towa, Ida Tucker, Damien Vergnaud
Hardware Security without Secure Hardware: How to Decrypt with a Password and a Server. IACR Cryptol. ePrint Arch. 2020 (2020)
Olivier Blazy, Sayantan Mukherjee
CCA-Secure ABE Using Tag and Pair Encoding. INDOCRYPT (2020)
Olivier Blazy, Patrick Towa, Damien Vergnaud
Public-Key Generation with Verifiable Randomness. IACR Cryptol. ePrint Arch. 2020 (2020)
Olivier Blazy, Laura Brouilhet, Céline Chevalier, Neals Fournaise
Round-optimal Constant-size Blind Signatures. ICETE (2) (2020)
Fatma Merabet, Amina Cherif, Malika Belkadi, Olivier Blazy, Emmanuel Conchon, Damien Sauveron
New efficient M2C and M2M mutual authentication protocols for IoT-based healthcare applications. Peer-to-Peer Netw. Appl. 13 (2) (2020)
Olivier Blazy, Paul Germouty, Duong Hieu Phan
Downgradable Identity-Based Encryption and Applications. CT-RSA (2019)
Nicolas Aragon, Olivier Blazy, Philippe Gaborit, Adrien Hauteville, Gilles Zémor
Durandal: A Rank Metric Based Signature Scheme. EUROCRYPT (3) (2019)
Olivier Blazy, Céline Chevalier, Quoc Huy Vu
Post-Quantum UC-Secure Oblivious Transfer in the Standard Model with Adaptive Corruptions. ARES (2019)
Olivier Blazy, Angèle Bossuat, Xavier Bultel, Pierre-Alain Fouque, Cristina Onete, Elena Pagnin
SAID: Reshaping Signal into an Identity-Based Asynchronous Messaging Protocol with Authenticated Ratcheting. IACR Cryptol. ePrint Arch. 2019 (2019)
Olivier Blazy, Laura Brouilhet, Duong Hieu Phan
Anonymous Identity Based Encryption with Traceable Identities. ARES (2019)
Olivier Blazy, Céline Chevalier, Quoc Huy Vu
Post-Quantum UC-Secure Oblivious Transfer in the Standard Model with Adaptive Corruptions. IACR Cryptol. ePrint Arch. 2019 (2019)
Olivier Blazy, Angèle Bossuat, Xavier Bultel, Pierre-Alain Fouque, Cristina Onete, Elena Pagnin
SAID: Reshaping Signal into an Identity-Based Asynchronous Messaging Protocol with Authenticated Ratcheting. EuroS&P (2019)
Olivier Blazy, Céline Chevalier
Non-Interactive Key Exchange from Identity-Based Encryption. ARES (2018)
Nicolas Aragon, Olivier Blazy, Philippe Gaborit, Adrien Hauteville, Gilles Zémor
Durandal: a rank metric based signature scheme. IACR Cryptol. ePrint Arch. 2018 (2018)
Olivier Blazy, Céline Chevalier
Spreading Alerts Quietly: New Insights from Theory and Practice. ARES (2018)
Fabrice Benhamouda, Olivier Blazy, Léo Ducas, Willy Quach
Hash Proof Systems over Lattices Revisited. Public Key Cryptography (2) (2018)
Olivier Blazy, Paul Germouty, Duong Hieu Phan
Downgradable Identity-based Encryption and Applications. IACR Cryptol. ePrint Arch. 2018 (2018)
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
Efficient Encryption From Random Quasi-Cyclic Codes. IEEE Trans. Inf. Theory 64 (5) (2018)
Olivier Blazy, Céline Chevalier, Paul Germouty
Almost Optimal Oblivious Transfer from QA-NIZK. IACR Cryptol. ePrint Arch. 2017 (2017)
Fabrice Benhamouda, Olivier Blazy, Léo Ducas, Willy Quach
Hash Proof Systems over Lattices Revisited. IACR Cryptol. ePrint Arch. 2017 (2017)
Olivier Blazy, Céline Chevalier, Paul Germouty
Almost Optimal Oblivious Transfer from QA-NIZK. ACNS (2017)
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
A code-based group signature scheme. Des. Codes Cryptogr. 82 (1-2) (2017)
Olivier Blazy, Emmanuel Conchon, Paul Germouty, Amandine Jambert
Efficient ID-based Designated Verifier Signature. ARES (2017)
Olivier Blazy, Philippe Gaborit, Julien Schrek, Nicolas Sendrier
A code-based blind signature. ISIT (2017)
Olivier Blazy, Xavier Bultel, Pascal Lafourcade
Two Secure Anonymous Proxy-based Data Storages. SECRYPT (2016)
Olivier Blazy, David Derler, Daniel Slamanig, Raphael Spreitzer
Non-Interactive Plaintext (In-)Equality Proofs and Group Signatures with Verifiable Controllable Linkability. IACR Cryptol. ePrint Arch. 2016 (2016)
Olivier Blazy, Xavier Bultel, Pascal Lafourcade
Anonymizable Ring Signature Without Pairing. FPS (2016)
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
Efficient Encryption from Random Quasi-Cyclic Codes. CoRR (2016)
Carlos Aguilar Melchor, Olivier Blazy, Jean-Christophe Deneuville, Philippe Gaborit, Gilles Zémor
Efficient Encryption from Random Quasi-Cyclic Codes. IACR Cryptol. ePrint Arch. 2016 (2016)
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
A Practical Group Signature Scheme Based on Rank Metric. WAIFI (2016)
Olivier Blazy, Céline Chevalier, Damien Vergnaud
Mitigating Server Breaches in Password-Based Authentication: Secure and Efficient Solutions. CT-RSA (2016)
Olivier Blazy, Céline Chevalier
Structure-Preserving Smooth Projective Hashing. IACR Cryptol. ePrint Arch. 2016 (2016)
Olivier Blazy, Céline Chevalier, Paul Germouty
Adaptive Oblivious Transfer and Generalizations. IACR Cryptol. ePrint Arch. 2016 (2016)
Quentin Alamélou, Olivier Blazy, Stéphane Cauchie, Philippe Gaborit
A Code-Based Group Signature Scheme. IACR Cryptol. ePrint Arch. 2016 (2016)
Olivier Blazy, Céline Chevalier, Paul Germouty
Adaptive Oblivious Transfer and Generalization. ASIACRYPT (2) (2016)
Olivier Blazy, David Derler, Daniel Slamanig, Raphael Spreitzer
Non-Interactive Plaintext (In-)Equality Proofs and Group Signatures with Verifiable Controllable Linkability. CT-RSA (2016)
Olivier Blazy, Céline Chevalier
Structure-Preserving Smooth Projective Hashing. ASIACRYPT (2) (2016)
Olivier Blazy, Céline Chevalier
Generic Construction of UC-Secure Oblivious Transfer. IACR Cryptol. ePrint Arch. 2015 (2015)
Olivier Blazy, Céline Chevalier, Damien Vergnaud
Non-Interactive Zero-Knowledge Proofs of Non-Membership. CT-RSA (2015)
Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
New Techniques for SPHFs and Efficient One-Round PAKE Protocols. IACR Cryptol. ePrint Arch. 2015 (2015)
Olivier Blazy, Saqib A. Kakvi, Eike Kiltz, Jiaxin Pan
Tightly-Secure Signatures from Chameleon Hash Functions. Public Key Cryptography (2015)
Olivier Blazy, Saqib A. Kakvi
Group Signatures Without q-Assumptions. IACR Cryptol. ePrint Arch. 2015 (2015)
Olivier Blazy, Céline Chevalier, Damien Vergnaud
Mitigating Server Breaches in Password-Based Authentication: Secure and Efficient Solutions. IACR Cryptol. ePrint Arch. 2015 (2015)
Olivier Blazy, Céline Chevalier
Generic Construction of UC-Secure Oblivious Transfer. ACNS (2015)
Olivier Blazy, Céline Chevalier, Damien Vergnaud
Non-Interactive Zero-Knowledge Proofs of Non-Membership. IACR Cryptol. ePrint Arch. 2015 (2015)
Olivier Blazy, Saqib A. Kakvi, Eike Kiltz, Jiaxin Pan
Tightly-Secure Signatures from Chameleon Hash Functions. IACR Cryptol. ePrint Arch. 2014 (2014)
Olivier Blazy, Eike Kiltz, Jiaxin Pan
(Hierarchical) Identity-Based Encryption from Affine Message Authentication. IACR Cryptol. ePrint Arch. 2014 (2014)
Olivier Blazy, Eike Kiltz, Jiaxin Pan
(Hierarchical) Identity-Based Encryption from Affine Message Authentication. CRYPTO (1) (2014)
Michel Abdalla, Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval
SPHF-Friendly Non-Interactive Commitments. IACR Cryptol. ePrint Arch. 2013 (2013)
Olivier Blazy, Georg Fuchsbauer, David Pointcheval, Damien Vergnaud
Short blind signatures. J. Comput. Secur. 21 (5) (2013)
Fabrice Ben Hamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
New Smooth Projective Hash Functions and One-Round Authenticated Key Exchange. IACR Cryptol. ePrint Arch. 2013 (2013)
Fabrice Ben Hamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
Efficient UC-Secure Authenticated Key-Exchange for Algebraic Languages. Public Key Cryptography (2013)
Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
New Techniques for SPHFs and Efficient One-Round PAKE Protocols. CRYPTO (1) (2013)
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
Analysis and Improvement of Lindell's UC-Secure Commitment Schemes. ACNS (2013)
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
Analysis and Improvement of Lindell's UC-Secure Commitment Schemes. IACR Cryptol. ePrint Arch. 2013 (2013)
Michel Abdalla, Fabrice Benhamouda, Olivier Blazy, Céline Chevalier, David Pointcheval
SPHF-Friendly Non-interactive Commitments. ASIACRYPT (1) (2013)
Olivier Blazy, Céline Chevalier, David Pointcheval, Damien Vergnaud
Efficient UC-Secure Authenticated Key-Exchange for Algebraic Languages. IACR Cryptol. ePrint Arch. 2012 (2012)
Olivier Blazy, David Pointcheval, Damien Vergnaud
Round-Optimal Privacy-Preserving Protocols with Smooth Projective Hash Functions. TCC (2012)
Olivier Blazy, David Pointcheval, Damien Vergnaud
Compact Round-Optimal Partially-Blind Signatures. SCN (2012)
Olivier Blazy, David Pointcheval
Traceable Signature with Stepping Capabilities. Cryptography and Security (2012)
Olivier Blazy, Sébastien Canard, Georg Fuchsbauer, Aline Gouget, Hervé Sibert, Jacques Traoré
Achieving Optimal Anonymity in Transferable E-Cash with a Judge. AFRICACRYPT (2011)
Olivier Blazy, Georg Fuchsbauer, David Pointcheval, Damien Vergnaud
Signatures on Randomizable Ciphertexts. Public Key Cryptography (2011)
Olivier Blazy, Georg Fuchsbauer, Malika Izabachène, Amandine Jambert, Hervé Sibert, Damien Vergnaud
Batch Groth-Sahai. IACR Cryptol. ePrint Arch. 2010 (2010)
Olivier Blazy, Georg Fuchsbauer, Malika Izabachène, Amandine Jambert, Hervé Sibert, Damien Vergnaud
Batch Groth-Sahai. ACNS (2010)

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Publication Activity (10 Years)

Top Topics

Top Venues

Olivier Blazy