Dr.-Ing. Paul Rösler

  • Ehemalige/r Mitarbeiter/in - Lehrstuhl Netz- und Datensicherheit
Rösler, Paul
paul.roesler@rub.de PGP Schlüssel


  • 03/21 - now: Postdoc at Cryptoplexity group, TU Darmstadt
  • 10/16 - 02/21: PhD with fast track program TopING
  • 10/15 - 12/18: Master in IT-Security at Ruhr University Bochum (RUB), Germany
  • 10/12 - 09/15: Bachelor in IT-Security at RUB

For updated information on vita, publications, and contact information, visit http://roeslpa.de


  • Formal analysis of cryptographic real-world protocols
  • Key exchange (especially Ratcheting)


Determining the Core Primitive for Optimally Secure Ratcheting

Fatih Balli, Paul Rösler, Serge Vaudenay - IACR International Conference on the Theory and Application of Cryptology and Information Security, Asiacrypt 2020

On the Price of Concurrency in Group Ratcheting Protocols

Alexander Bienstock, Yevgeniy Dodis, Paul Rösler - IACR Theory of Cryptography Conference, TCC 2020

Flexible Authenticated and Confidential Channel Establishment (fACCE): Analyzing the Noise Protocol Framework

Benjamin Dowling, Paul Rösler, Jörg Schwenk - IACR International Conference on Practice and Theory in Public Key Cryptography, PKC 2020

Combiners for AEAD

Bertram Poettering, Paul Rösler - IACR Transactions on Symmetric Cryptology, ToSC Volume 2020, Issue 1

Towards Bidirectional Ratcheted Key Exchange

Bertram Poettering, Paul Rösler - In Advances in Cryptology, IACR CRYPTO 2018

Attacking Deterministic Signature Schemes using Fault Attacks

Damian Poddebniak, Juraj Somorovsky, Sebastian Schinzel, Manfred Lochter, Paul Rösler - IEEE European Symposium on Security and Privacy, EuroS&P 2018

More is Less: On the End-to-End Security of Group Chats in Signal, WhatsApp, and Threema

Paul Rösler, Christian Mainka, Jörg Schwenk - IEEE European Symposium on Security and Privacy, EuroS&P 2018

How to Break Microsoft Rights Management Services

Martin Grothe, Christian Mainka, Paul Rösler, Jörg Schwenk - 10th USENIX Workshop on Offensive Technologies (WOOT '16)

Your Cloud in my Company: Modern Rights Management Services Revisited

Martin Grothe, Paul Rösler, Johanna Jupke, Jan Kaiser, Christian Mainka, Jörg Schwenk - 11th International Conference on Availability, Reliability and Security (ARES 2016)