Kathrin Hövelmanns

According to our database, Kathrin Hövelmanns authored at least 19 papers between 2017 and 2025.

Collaborative distances:

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

2025

Treating dishonest ciphertexts in post-quantum KEMs - explicit vs. implicit rejection in the FO transform.

Kathrin Hövelmanns, Mikhail A. Kudinov

IACR Cryptol. ePrint Arch., 2025

(Un)breakable curses - re-encryption in the Fujisaki-Okamoto transform.

Kathrin Hövelmanns, Andreas Hülsing, Christian Majenz, Fabrizio Sisinni

IACR Cryptol. ePrint Arch., 2025

CAKE requires programming - On the provable post-quantum security of (O)CAKE.

Kathrin Hövelmanns, Andreas Hülsing, Mikhail A. Kudinov, Silvia Ritsch

IACR Cryptol. ePrint Arch., 2025

Tight Multi-challenge Security Reductions for Key Encapsulation Mechanisms.

Lewis Glabush, Kathrin Hövelmanns, Douglas Stebila

IACR Cryptol. ePrint Arch., 2025

Verifiable Decapsulation: Recognizing Faulty Implementations of Post-Quantum KEMs.

Lewis Glabush, Felix Günther, Kathrin Hövelmanns, Douglas Stebila

IACR Cryptol. ePrint Arch., 2025

A Critical Analysis of Deployed Use Cases for Quantum Key Distribution and Comparison with Post-Quantum Cryptography.

Nick Aquina, Bruno Cimoli, Soumya Das, Kathrin Hövelmanns, Fiona Johanna Weber, Chigo Okonkwo, Simon Rommel, Boris Skoric, Idelfonso Tafur Monroy, Sebastian R. Verschoor

IACR Cryptol. ePrint Arch., 2025

2024

Report on evaluation of KpqC Round-2 candidates.

Daniel J. Bernstein, Jolijn Cottaar, Emanuele Di Giandomenico, Kathrin Hövelmanns, Andreas Hülsing, Mikhail A. Kudinov, Tanja Lange, Mairon Mahzoun, Matthias Meijers, Alex Pellegrini, Alberto Ravagnani, Silvia Ritsch, Sven Schäge, Tianxin Tang, Monika Trimoska, Marc Vorstermans, Fiona Johanna Weber

IACR Cryptol. ePrint Arch., 2024

Towards Post-quantum Secure PAKE - A Tight Security Proof for OCAKE in the BPR Model.

Nouri Alnahawi, Kathrin Hövelmanns, Andreas Hülsing, Silvia Ritsch

Proceedings of the Cryptology and Network Security - 23rd International Conference, 2024

2023

A note on Failing gracefully: Completing the picture for explicitly rejecting Fujisaki-Okamoto transforms using worst-case correctness.

Kathrin Hövelmanns, Christian Majenz

IACR Cryptol. ePrint Arch., 2023

Report on evaluation of KpqC candidates.

Jolijn Cottaar, Kathrin Hövelmanns, Andreas Hülsing, Tanja Lange, Mohammad Mahzoun, Alex Pellegrini, Alberto Ravagnani, Sven Schäge, Monika Trimoska, Benne de Weger

IACR Cryptol. ePrint Arch., 2023

Towards post-quantum secure PAKE - A tight security proof for OCAKE in the BPR model.

Nouri Alnahawi, Kathrin Hövelmanns, Andreas Hülsing, Silvia Ritsch, Alexander Wiesmaier

IACR Cryptol. ePrint Arch., 2023

2022

Failing gracefully: Decryption failures and the Fujisaki-Okamoto transform.

Kathrin Hövelmanns, Andreas Hülsing, Christian Majenz

IACR Cryptol. ePrint Arch., 2022

2021

Generic constructions of quantum-resistant cryptosystems.

Kathrin Hövelmanns

PhD thesis, 2021

Faster Lattice-Based KEMs via a Generic Fujisaki-Okamoto Transform Using Prefix Hashing.

Julien Duman, Eike Kiltz, Kathrin Hövelmanns, Vadim Lyubashevsky, Gregor Seiler

IACR Cryptol. ePrint Arch., 2021

A Thorough Treatment of Highly-Efficient NTRU Instantiations.

Julien Duman, Kathrin Hövelmanns, Eike Kiltz, Vadim Lyubashevsky, Gregor Seiler, Dominique Unruh

IACR Cryptol. ePrint Arch., 2021

2020

Tight adaptive reprogramming in the QROM.

Alex B. Grilo, Kathrin Hövelmanns, Andreas Hülsing, Christian Majenz

IACR Cryptol. ePrint Arch., 2020

2019

Tighter Proofs of CCA Security in the Quantum Random Oracle Model.

Nina Bindel, Mike Hamburg, Kathrin Hövelmanns, Andreas Hülsing, Edoardo Persichetti

Proceedings of the Theory of Cryptography - 17th International Conference, 2019

2018

Generic Authenticated Key Exchange in the Quantum Random Oracle Model.

Kathrin Hövelmanns, Eike Kiltz, Sven Schäge, Dominique Unruh

IACR Cryptol. ePrint Arch., 2018

2017

A Modular Analysis of the Fujisaki-Okamoto Transformation.

Dennis Hofheinz, Kathrin Hövelmanns, Eike Kiltz

IACR Cryptol. ePrint Arch., 2017