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Browsing by Author "Beullens, Ward"

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    Cryptanalysis of the Legendre PRF and generalizations

    Beullens, Ward
    ;
    Beyne, Tim
    ;
    Udovenko, Aleksei
    ;
    Vitto, Giuseppe
    Journal article
    2020, IACR Transaction on Symmetric Cryptology - ToSC, (2020) 1, p.313-330
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    CSI-FiSh: Efficient isogeny based signatures through class group computations

    Beullens, Ward
    ;
    Kleinjung, Thorsten
    ;
    Vercauteren, Frederik
    Proceedings paper
    2019, Advances in Cryptology - ASIACRYPT 2019 - Intern.l Conf. on the Theory and Application of Cryptology and Information Security, 8/12/2019, p.227-247
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    CSI-RAShi: Distributed Key Generation for CSIDH

    Beullens, Ward
    ;
    Disson, Lucas
    ;
    Pedersen, Robi
    ;
    Vercauteren, Frederik
    Proceedings paper
    2021, 12th International Workshop on Post-Quantum Cryptography (PQCrypto), JUL 20-22, 2021, p.257-276
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    Field lifting for smaller UOV public keys

    Beullens, Ward
    ;
    Preneel, Bart  
    Proceedings paper
    2017, 18th International Conference on Cryptology in India - INDOCRYPT 2017, 10/12/2017, p.227-246
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    Group Signatures and More from Isogenies and Lattices: Generic, Simple, and Efficient

    Beullens, Ward
    ;
    Dobson, Samuel
    ;
    Katsumata, Shuichi
    ;
    Lai, Yi-Fu
    ;
    Pintore, Federico
    Proceedings paper
    2022, 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques (Eurocrypt), MAY 30-JUN 03, 2022, p.95-126
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    Group signatures and more from isogenies and lattices: generic, simple, and efficient

    Beullens, Ward
    ;
    Dobson, Samuel
    ;
    Katsumata, Shuichi
    ;
    Lai, Yi-Fu
    ;
    Pintore, Federico
    Journal article
    2023, DESIGNS CODES AND CRYPTOGRAPHY, (91) 6, p.2141-2200
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    Improved Cryptanalysis of UOV and Rainbow

    Beullens, Ward
    Proceedings paper
    2021, 40th Annual International Conference on the Theory and Applications of Cryptographic Techniques (EUROCRYPT), OCT 17-21, 2021, p.348-373
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    LegRoast: Efficient Post-quantum Signatures from the Legendre PRF

    Beullens, Ward
    ;
    Guilhem, Cyprien Delpech de Saint
    Proceedings paper
    2020, 11th International Conference on Post-Quantum Cryptography (PQCrypto), APR 15-17, 2020, p.130-150
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    MAYO: Practical Post-quantum Signatures from Oil-and-Vinegar Maps

    Beullens, Ward
    Proceedings paper
    2022, 28th International Conference on Selected Areas in Cryptography (SAC), SEP 29-OCT 01, 2021, p.355-376
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    MQ signatures for PKI

    Szepieniec, Alan
    ;
    Beullens, Ward
    ;
    Preneel, Bart  
    Proceedings paper
    2017, PQCrypto 2017: Post-Quantum Cryptography, 26/06/2017, p.224-240
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    Not Enough LESS: An Improved Algorithm for Solving Code Equivalence Problems over F-q

    Beullens, Ward
    Proceedings paper
    2021, 27th International Conference on Selected Areas in Cryptography (SAC), OCT 21-23, 2020, p.387-403
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    Obfuscating simple functionalities from knowledge assumptions

    Beullens, Ward
    ;
    Wee, Hoeteck
    Proceedings paper
    2019, IACR International Workshop on Public Key Cryptography - PKC, 14/04/2019
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    Practical attacks against the Walnut digital signature scheme

    Beullens, Ward
    ;
    Blackburn, Simon
    Proceedings paper
    2018, Advances in Cryptology - ASIACRYPT 2018, 2/12/2018, p.35-61
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    Public key compression for constrained linear signature schemes

    Beullens, Ward
    ;
    Preneel, Bart  
    ;
    Szepieniec, Alan
    Journal article
    2019, Selected Areas in Cryptography (SAC) 2018 25th International Conference, 11349, p.300-321
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    Sigma protocols for MQ, PKP and SIS, and fishy signature schemes

    Beullens, Ward
    Proceedings paper
    2020, Advances in Cryptology - EUROCRYPT 2020, 10/05/2020, p.183-211

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