Publications at Orange Innovation

• Improved Lattice Blind Signatures from Recycled Entropy (CRYPTO, 2025)

• Practical Post-Quantum Signatures for Privacy (ACM CCS, 2024)

• Phoenix: Hash-and-Sign with Aborts from Lattice Gadgets (PQCrypto, 2024)

• Compact Issuer-Hiding Authentication, Application to Anonymous Credential (PETS, 2024)

• Pattern Matching in Encrypted Stream from Inner Product Encryption (PKC, 2023)

• Lattice Signature with Efficient Protocols, Application to Anonymous Credentials (CRYPTO, 2023)

• Practical dynamic group signatures without knowledge extractors (Designs, Codes and Cryptography, 2022)

• EPID with Efficient Proof of Non-Revocation (Asia CCS, 2022)

• EPID with Malicious Revocation (CT-RSA, 2021)

• Public Key Encryption with Flexible Pattern Matching (ASIACRYPT, 2021)

• Improving Revocation for Group Signature with Redactable Signature (PKC, 2021)

• Curves with fast computations in the first pairing group (CANS, 2020)

• Efficient Redactable Signature and Application to Anonymous Credentials (PKC, 2020)

• Lattice-Based E-Cash, Revisited (ASIACRYPT, 2020)

• Group Signature without Random Oracles from Randomizable Signatures (ProvSec, 2020)

• Improved Secure Integer Comparison via Homomorphic Encryption (CT-RSA, 2020)

• Divisible E-Cash from Constrained Pseudo-Random Functions (ASIACRYPT, 2019)

• Reassessing Security of Randomizable Signatures (CT-RSA, 2018)

• Pattern Matching on Encrypted Streams (ASIACRYPT, 2018)

• Cut Down the Tree to Achieve Constant Complexity in Divisible E-Cash (PKC, 2017)

• Divisible E-Cash Made Practical (IET Information Security, 2016)

• Short Randomizable Signature  (CT-RSA, 2016)

• Trick or Tweak : on the (In)security of OTR’s Tweaks (ASIACRYPT, 2016)

• Scalable Divisible E-Cash (ACNS, 2015)

• Divisible E-Cash Made Practical (PKC, 2015)

• Efficient Delegation of Zero-Knowledge Proofs of Knowledge in a Pairing-Friendly Setting (PKC, 2014)

• Direct Anonymous Attestation with Dependent Basename opening (CANS, 2014)

• Delegating a Pairing Can Be Both Secure and Efficient (ACNS, 2014)

• Forward Secure Non-Interactive Key Exchange (SCN, 2014)

• Toward Generic Method for Server-Aided Cryptography (ICICS, 2013)