Bogdan Ursu

According to our database, Bogdan Ursu authored at least 14 papers between 2017 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Vortex: A List Polynomial Commitment and its Application to Arguments of Knowledge.

Alexandre Belling, Azam Soleimanian, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2024

On Instantiating Unleveled Fully-Homomorphic Signatures from Falsifiable Assumptions.

Romain Gay, Bogdan Ursu

Proceedings of the Public-Key Cryptography - PKC 2024, 2024

2023

New Constructions of Round-Efficient Zero-Knowledge Proofs.

Bogdan Ursu

PhD thesis, 2023

Decoding LTFs in the Generic Group Model.

Dennis Hofheinz, Julia Kastner, Akin Ünal, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2023

On the Feasibility of Unleveled Fully-Homomorphic Signatures.

Romain Gay, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2023

2022

On Structure-Preserving Cryptography and Lattices.

Dennis Hofheinz, Kristina Hostáková, Roman Langrehr, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2022

2021

On the Impossibility of Short Algebraic Signatures.

Nico Döttling, Dominik Hartmann, Dennis Hofheinz, Eike Kiltz, Sven Schäge, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2021

Statistical ZAPs from Group-Based Assumptions.

Geoffroy Couteau, Shuichi Katsumata, Elahe Sadeghi, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2021

On the Impossibility of Purely Algebraic Signatures.

Nico Döttling, Dominik Hartmann, Dennis Hofheinz, Eike Kiltz, Sven Schäge, Bogdan Ursu

Proceedings of the Theory of Cryptography - 19th International Conference, 2021

2020

Non-Interactive Zero-Knowledge in Pairing-Free Groups from Weaker Assumptions.

Geoffroy Couteau, Shuichi Katsumata, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2020

Inner-Product Functional Encryption with Fine-Grained Access Control.

Michel Abdalla, Dario Catalano, Romain Gay, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2020

2019

Dual-Mode NIZKs from Obfuscation.

Dennis Hofheinz, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2019

Faster Sieving Algorithm for Approximate SVP with Constant Approximation Factors.

Divesh Aggarwal, Bogdan Ursu, Serge Vaudenay

IACR Cryptol. ePrint Arch., 2019

2017

Multi-Input Functional Encryption for Inner Products: Function-Hiding Realizations and Constructions without Pairings.

Michel Abdalla, Dario Catalano, Dario Fiore, Romain Gay, Bogdan Ursu

IACR Cryptol. ePrint Arch., 2017