Doreen Riepel

According to our database, Doreen Riepel authored at least 29 papers between 2020 and 2025.

Collaborative distances:

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

2025

Snake Mackerel: An Isogeny-Based AKEM Leveraging Randomness Reuse.

Jonas Janneck, Jonas Meers, Massimo Ostuzzi, Doreen Riepel

IACR Cryptol. ePrint Arch., 2025

ABE Cubed: Advanced Benchmarking Extensions for ABE Squared.

Sven Argo, Marloes Venema, Doreen Riepel, Tim Güneysu, Diego F. Aranha

IACR Cryptol. ePrint Arch., 2025

Lattice-Based Updatable Public-Key Encryption for Group Messaging.

Joël Alwen, Georg Fuchsbauer, Marta Mularczyk, Doreen Riepel

IACR Cryptol. ePrint Arch., 2025

Verifiable and Provably Secure Machine Unlearning.

Thorsten Eisenhofer, Doreen Riepel, Varun Chandrasekaran, Esha Ghosh, Olga Ohrimenko, Nicolas Papernot

Proceedings of the IEEE Conference on Secure and Trustworthy Machine Learning, 2025

Public-Algorithm Substitution Attacks: Subverting Hashing and Verification.

Mihir Bellare, Doreen Riepel, Laura Shea

Proceedings of the Public-Key Cryptography - PKC 2025, 2025

Intermundium-DL: Assessing the Resilience of Current Schemes to Discrete-Log-Computation Attacks on Public Parameters.

Mihir Bellare, Doreen Riepel, Laura Shea

Proceedings of the Public-Key Cryptography - PKC 2025, 2025

2024

Highly-Effective Backdoors for Hash Functions and Beyond.

Mihir Bellare, Doreen Riepel, Laura Shea

IACR Cryptol. ePrint Arch., 2024

CCA Secure Updatable Encryption from Non-mappable Group Actions.

Jonas Meers, Doreen Riepel

Proceedings of the Post-Quantum Cryptography - 15th International Workshop, 2024

Key Exchange with Tight (Full) Forward Secrecy via Key Confirmation.

Jiaxin Pan, Doreen Riepel, Runzhi Zeng

Proceedings of the Advances in Cryptology - EUROCRYPT 2024, 2024

ISABELLA: Improving Structures of Attribute-Based Encryption Leveraging Linear Algebra.

Doreen Riepel, Marloes Venema, Tanya Verma

Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

On the Tight Security of the Double Ratchet.

Daniel Collins, Doreen Riepel, Si An Oliver Tran

Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

Tightly-Secure Group Key Exchange with Perfect Forward Secrecy.

Emanuele Di Giandomenico, Doreen Riepel, Sven Schäge

Proceedings of the Advances in Cryptology - ASIACRYPT 2024, 2024

Count Corruptions, Not Users: Improved Tightness for Signatures, Encryption and Authenticated Key Exchange.

Mihir Bellare, Doreen Riepel, Stefano Tessaro, Yizhao Zhang

Proceedings of the Advances in Cryptology - ASIACRYPT 2024, 2024

The Concrete Security of Two-Party Computation: Simple Definitions, and Tight Proofs for PSI and OPRFs.

Mihir Bellare, Rishabh Ranjan, Doreen Riepel, Ali Aldakheel

Proceedings of the Advances in Cryptology - ASIACRYPT 2024, 2024

2023

Protokolle für den Authentifizierten Schlüsselaustausch mit Strikten Sicherheitsschranken.

Doreen Riepel

Proceedings of the Ausgezeichnete Informatikdissertationen 2023., 2023

Tightly-secure authenticated key exchange.

Doreen Riepel

PhD thesis, 2023

No more Reviewer #2: Subverting Automatic Paper-Reviewer Assignment using Adversarial Learning.

Thorsten Eisenhofer, Erwin Quiring, Jonas Möller, Doreen Riepel, Thorsten Holz, Konrad Rieck

Proceedings of the 32nd USENIX Security Symposium, 2023

Generic Models for Group Actions.

Julien Duman, Dominik Hartmann, Eike Kiltz, Sabrina Kunzweiler, Jonas Lehmann, Doreen Riepel

Proceedings of the Public-Key Cryptography - PKC 2023, 2023

Multi-user CDH Problems and the Concrete Security of NAXOS and HMQV.

Eike Kiltz, Jiaxin Pan, Doreen Riepel, Magnus Ringerud

Proceedings of the Topics in Cryptology - CT-RSA 2023, 2023

2022

Analysing the HPKE Standard - Supplementary Material.

Joël Alwen, Bruno Blanchet, Eduard Hauck, Eike Kiltz, Benjamin Lipp, Doreen Riepel

Dataset, August, 2022

Password-Authenticated Key Exchange from Group Actions.

Michel Abdalla, Thorsten Eisenhofer, Eike Kiltz, Sabrina Kunzweiler, Doreen Riepel

Proceedings of the Advances in Cryptology - CRYPTO 2022, 2022

FABEO: Fast Attribute-Based Encryption with Optimal Security.

Doreen Riepel, Hoeteck Wee

Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, 2022

Group Action Key Encapsulation and Non-Interactive Key Exchange in the QROM.

Julien Duman, Dominik Hartmann, Eike Kiltz, Sabrina Kunzweiler, Jonas Lehmann, Doreen Riepel

Proceedings of the Advances in Cryptology - ASIACRYPT 2022, 2022

Strongly Anonymous Ratcheted Key Exchange.

Benjamin Dowling, Eduard Hauck, Doreen Riepel, Paul Rösler

Proceedings of the Advances in Cryptology - ASIACRYPT 2022, 2022

2021

Analysing the HPKE Standard - Supplementary Material.

Joël Alwen, Bruno Blanchet, Eduard Hauck, Eike Kiltz, Benjamin Lipp, Doreen Riepel

Dataset, September, 2021

Tightly-Secure Authenticated Key Exchange, Revisited.

Tibor Jager, Eike Kiltz, Doreen Riepel, Sven Schäge

Proceedings of the Advances in Cryptology - EUROCRYPT 2021, 2021

Analysing the HPKE Standard.

Joël Alwen, Bruno Blanchet, Eduard Hauck, Eike Kiltz, Benjamin Lipp, Doreen Riepel

Proceedings of the Advances in Cryptology - EUROCRYPT 2021, 2021

Authenticated Key Exchange and Signatures with Tight Security in the Standard Model.

Shuai Han, Tibor Jager, Eike Kiltz, Shengli Liu, Jiaxin Pan, Doreen Riepel, Sven Schäge

Proceedings of the Advances in Cryptology - CRYPTO 2021, 2021

2020

Analysing the HPKE Standard - Supplementary Material.

Joël Alwen, Bruno Blanchet, Eduard Hauck, Eike Kiltz, Benjamin Lipp, Doreen Riepel

Dataset, November, 2020