Guilhem Castagnos

Publication Activity (10 Years)

Years Active: 2003-2024
Publications (10 Years): 24

Top Topics

Pattern Matching

Homomorphic Encryption

Equivalence Relationship

Top Venues

IACR Cryptol. ePrint Arch.

Theor. Comput. Sci.

Public Key Cryptography (1)

Publications

Lennart Braun, Guilhem Castagnos, Ivan Damgård, Fabien Laguillaumie, Kelsey Melissaris, Claudio Orlandi, Ida Tucker
An Improved Threshold Homomorphic Cryptosystem Based on Class Groups. IACR Cryptol. ePrint Arch. 2024 (2024)
Elie Bouscatié, Guilhem Castagnos, Olivier Sanders
Pattern Matching in Encrypted Stream from Inner Product Encryption. Public Key Cryptography (1) (2023)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Bandwidth-efficient threshold EC-DSA revisited: Online/offline extensions, identifiable aborts proactive and adaptive security. Theor. Comput. Sci. 939 (2023)
Cyril Bouvier, Guilhem Castagnos, Laurent Imbert, Fabien Laguillaumie
I Want to Ride My BICYCL : BICYCL Implements CryptographY in CLass Groups. J. Cryptol. 36 (3) (2023)
Guilhem Castagnos, Fabien Laguillaumie, Ida Tucker
. ASIACRYPT (2) (2022)
Elie Bouscatié, Guilhem Castagnos, Olivier Sanders
Pattern Matching in Encrypted Stream from Inner Product Encryption. IACR Cryptol. ePrint Arch. 2022 (2022)
Cyril Bouvier, Guilhem Castagnos, Laurent Imbert, Fabien Laguillaumie
I want to ride my BICYCL: BICYCL Implements CryptographY in CLass groups. IACR Cryptol. ePrint Arch. 2022 (2022)
Guilhem Castagnos, Fabien Laguillaumie, Ida Tucker
Threshold Linearly Homomorphic Encryption on $\mathbf{Z}/2^k\mathbf{Z}$. IACR Cryptol. ePrint Arch. 2022 (2022)
Guilhem Castagnos, Fabien Laguillaumie, Ida Tucker
A tighter proof for CCA secure inner product functional encryption: Genericity meets efficiency. Theor. Comput. Sci. 914 (2022)
Elie Bouscatié, Guilhem Castagnos, Olivier Sanders
Public Key Encryption with Flexible Pattern Matching. IACR Cryptol. ePrint Arch. 2021 (2021)
Elie Bouscatié, Guilhem Castagnos, Olivier Sanders
Public Key Encryption with Flexible Pattern Matching. ASIACRYPT (4) (2021)
Sri Aravinda Krishnan Thyagarajan, Guilhem Castagnos, Fabien Laguillaumie, Giulio Malavolta
Efficient CCA Timed Commitments in Class Groups. CCS (2021)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Bandwidth-efficient threshold EC-DSA revisited: Online/Offline Extensions, Identifiable Aborts, Proactivity and Adaptive Security. IACR Cryptol. ePrint Arch. 2021 (2021)
Sri Aravinda Krishnan Thyagarajan, Guilhem Castagnos, Fabien Laguillaumie, Giulio Malavolta
Efficient CCA Timed Commitments in Class Groups. IACR Cryptol. ePrint Arch. 2021 (2021)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Bandwidth-Efficient Threshold EC-DSA. Public Key Cryptography (2) (2020)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Bandwidth-efficient threshold EC-DSA. IACR Cryptol. ePrint Arch. 2020 (2020)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Two-Party ECDSA from Hash Proof Systems and Efficient Instantiations. IACR Cryptol. ePrint Arch. 2019 (2019)
Guilhem Castagnos, Dario Catalano, Fabien Laguillaumie, Federico Savasta, Ida Tucker
Two-Party ECDSA from Hash Proof Systems and Efficient Instantiations. CRYPTO (3) (2019)
Guilhem Castagnos, Fabien Laguillaumie, Ida Tucker
Practical Fully Secure Unrestricted Inner Product Functional Encryption modulo p. IACR Cryptol. ePrint Arch. 2018 (2018)
Guilhem Castagnos, Fabien Laguillaumie, Ida Tucker
Practical Fully Secure Unrestricted Inner Product Functional Encryption Modulo p. ASIACRYPT (2) (2018)
Guilhem Castagnos, Laurent Imbert, Fabien Laguillaumie
Encryption Switching Protocols Revisited: Switching modulo p. IACR Cryptol. ePrint Arch. 2017 (2017)
Guilhem Castagnos, Laurent Imbert, Fabien Laguillaumie
Encryption Switching Protocols Revisited: Switching Modulo p. CRYPTO (1) (2017)
Guilhem Castagnos, Fabien Laguillaumie
Linearly Homomorphic Encryption from $$\mathsf {DDH}$$. CT-RSA (2015)
Guilhem Castagnos, Fabien Laguillaumie
Linearly Homomorphic Encryption from DDH. IACR Cryptol. ePrint Arch. 2015 (2015)
Guilhem Castagnos, Soline Renner, Gilles Zémor
High-order Masking by Using Coding Theory and Its Application to AES. IMACC (2013)
Guilhem Castagnos, Fabien Laguillaumie
Homomorphic Encryption for Multiplications and Pairing Evaluation. SCN (2012)
Guilhem Castagnos, Fabien Laguillaumie
On the Security of Cryptosystems with Quadratic Decryption: The Nicest Cryptanalysis. EUROCRYPT (2009)
Guilhem Castagnos, Alexandre Berzati, Cécile Canovas, Blandine Debraize, Louis Goubin, Aline Gouget, Pascal Paillier, Stephanie Salgado
Fault Analysis of Grain-128. HOST (2009)
Guilhem Castagnos, Antoine Joux, Fabien Laguillaumie, Phong Q. Nguyen
with Quadratic Forms: Nice Cryptanalyses. ASIACRYPT (2009)
Guilhem Castagnos
Two Generic Constructions of Probabilistic Cryptosystems and Their Applications. SCN (2008)
Carlos Aguilar Melchor, Guilhem Castagnos, Philippe Gaborit
Lattice-based homomorphic encryption of vector spaces. ISIT (2008)
Guilhem Castagnos, Benoît Chevallier-Mames
Towards a DL-Based Additively Homomorphic Encryption Scheme. ISC (2007)
Guilhem Castagnos, Damien Vergnaud
Z and Public Key Cryptosystems. ISC (2007)
Guilhem Castagnos
An efficient probabilistic public-key cryptosystem over quadratic fields quotients. Finite Fields Their Appl. 13 (3) (2007)
Nicolas T. Courtois, Guilhem Castagnos, Louis Goubin
What do DES S-boxes Say to Each Other ? IACR Cryptol. ePrint Arch. 2003 (2003)