Isogeny-based Toolbox for Post-quantum Cryptography

Project Information

ISOCRYPT

Grant agreement ID: 101020788

DOI

10.3030/101020788

EC signature date 18 July 2021

Start date 1 January 2022

End date 31 December 2026

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 2 495 575,00

EU contribution

€ 2 495 575,00

Coordinated by

KATHOLIEKE UNIVERSITEIT LEUVEN
Belgium

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Deliverables

Open Research Data Pilot (1)

Data Management Plan (DMP)

Data Management Plan DMP

Publications

Conference proceedings (7)

Two Remarks on the Vectorization Problem

Author(s): Wouter Castryck, Natan Vander Meeren
Published in: Progress in Cryptology – INDOCRYPT 2022, Issue Lecture Notes in Computer Science book series (LNCS,volume 13774), 2023, Page(s) 658–678, ISBN 978-3-031-22912-1
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-22912-1_29

Efficient Computation of (3n,3n) -Isogenies

Author(s): Thomas Decru, Sabrina Kunzweiler
Published in: Progress in Cryptology - AFRICACRYPT 2023, Issue Lecture Notes in Computer Science book series (LNCS,volume 14064), 2023, Page(s) 53–78, ISBN 978-3-031-37679-5
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-37679-5_3

Weak Instances of Class Group Action Based Cryptography via Self-pairings

Author(s): Wouter Castryck, Marc Houben, Simon-Philipp Merz, Marzio Mula, Sam van Buuren, Frederik Vercauteren
Published in: Advances in Cryptology – CRYPTO 2023, Issue Lecture Notes in Computer Science book series (LNCS,volume 14083), 2023, Page(s) 762–792, ISBN 978-3-031-38548-3
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-38548-3_25

Horizontal Racewalking Using Radical Isogenies

Author(s): Wouter Castryck, Thomas Decru, Marc Houben, Frederik Vercauteren
Published in: Advances in Cryptology – ASIACRYPT 2022, Issue Lecture Notes in Computer Science book series (LNCS,volume 13792), 2023, Page(s) 67–96, ISBN 978-3-031-22966-4
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-22966-4_3

Practical Robust DKG Protocols for CSIDH

Author(s): Shahla Atapoor, Karim Baghery, Daniele Cozzo, Robi Pedersen
Published in: ACNS 2023: Applied Cryptography and Network Security, Issue LNCS,volume 13906, 2023, Page(s) 219–247, ISBN 978-3-031-33490-0
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-33491-7_9

An Efficient Key Recovery Attack on SIDH

Author(s): Wouter Castryck, Thomas Decru
Published in: Advances in Cryptology – EUROCRYPT 2023, Issue Lecture Notes in Computer Science book series (LNCS,volume 14008), 2023, Page(s) 423–447, ISBN 978-3-031-30589-4
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-30589-4_15

CSI-SharK: CSI-FiSh with Sharing-friendly Keys

Author(s): Shahla Atapoor, Karim Baghery, Daniele Cozzo, Robi Pedersen
Published in: ACISP 2023: Information Security and Privacy, Issue LNCS,volume 13915, 2023, Page(s) 471–502, ISBN 978-3-031-35485-4
Publisher: Springer, Cham
DOI: 10.1007/978-3-031-35486-1_21

Book chapters (5)

Radical $$\root N \of {\mathrm {\acute{e}lu}}$$ Isogeny Formulae

Author(s): Thomas Decru
Published in: Lecture Notes in Computer Science, Advances in Cryptology – CRYPTO 2024, Issue 14924, 2024, Page(s) 107-128, ISBN 978-3-031-68387-9
Publisher: Springer Nature Switzerland
DOI: 10.1007/978-3-031-68388-6_5

A Polynomial Time Attack on Instances of M-SIDH and FESTA

Author(s): Wouter Castryck, Frederik Vercauteren
Published in: Lecture Notes in Computer Science, Advances in Cryptology – ASIACRYPT 2023, Issue LNCS,volume 14444, 2023, Page(s) 127-156, ISBN 978-981-99-8738-2
Publisher: Springer Nature Singapore
DOI: 10.1007/978-981-99-8739-9_5

VSS fromDistributed ZK Proofs andApplications

Author(s): Shahla Atapoor, Karim Baghery, Daniele Cozzo, Robi Pedersen
Published in: Lecture Notes in Computer Science, Advances in Cryptology – ASIACRYPT 2023, 2024, Page(s) 405-440
Publisher: Springer Nature Singapore
DOI: 10.1007/978-981-99-8721-4_13

SQIsign2D-East: A New Signature Scheme Using 2-Dimensional Isogenies

Author(s): Kohei Nakagawa, Hiroshi Onuki, Wouter Castryck, Mingjie Chen, Riccardo Invernizzi, Gioella Lorenzon, Frederik Vercauteren
Published in: Lecture Notes in Computer Science, Advances in Cryptology – ASIACRYPT 2024, 2024, Page(s) 272-303
Publisher: Springer Nature Singapore
DOI: 10.1007/978-981-96-0891-1_9

New Proof Systems andanOPRF fromCSIDH

Author(s): Cyprien Delpech de Saint Guilhem, Robi Pedersen
Published in: Lecture Notes in Computer Science, Public-Key Cryptography – PKC 2024, 2024, Page(s) 217-251
Publisher: Springer Nature Switzerland
DOI: 10.1007/978-3-031-57725-3_8

Peer reviewed articles (2)

Breaking the Decisional Diffie–Hellman Problem for Class Group Actions Using Genus Theory: Extended Version

Author(s): Wouter Castryck, Jana Sotáková, Frederik Vercauteren
Published in: Journal of Cryptology, Issue 35, Article number: 24 (2022), 2022, Page(s) 1-30, ISSN 0933-2790
Publisher: Springer Verlag
DOI: 10.1007/s00145-022-09435-1

On the decisional Diffie–Hellman problem for class group actions on oriented elliptic curves

Author(s): Wouter Castryck, Marc Houben, Frederik Vercauteren, Benjamin Wesolowski
Published in: Research in Number Theory, Issue 8, Article number: 99 (2022), 2022, Page(s) 1-17, ISSN 2363-9555
Publisher: Springer
DOI: 10.1007/s40993-022-00399-6