| 2026 | CRYPTO | Generic-Group Barriers for Function-Hiding and Multi-input Functional Encryption. | Mohammad Hajiabadi, Roman Langrehr, Mingyuan Wang |
| 2025 | CRYPTO | On Deniable Authentication Against Malicious Verifiers. | Rune Fiedler, Roman Langrehr |
| 2025 | EuroCrypt | Malleable SNARKs and Their Applications. | Suvradip Chakraborty, Dennis Hofheinz, Roman Langrehr, Jesper Buus Nielsen, Christoph Striecks, Daniele Venturi |
| 2025 | PKC | Non-interactive Key Exchange: New Notions, New Constructions, and Forward Security. | Suvradip Chakraborty, Dennis Hofheinz, Roman Langrehr |
| 2024 | PKC | On Structure-Preserving Cryptography and Lattices. | Dennis Hofheinz, Kristina Hostkov, Roman Langrehr, Bogdan Ursu |
| 2024 | TCC | On the Black-Box Complexity of Private-Key Inner-Product Functional Encryption. | Mohammad Hajiabadi, Roman Langrehr, Adam O'Neill, Mingyuan Wang |
| 2023 | TCC | On the Multi-user Security of LWE-Based NIKE. | Roman Langrehr |
| 2021 | TCC | Towards Tight Adaptive Security of Non-interactive Key Exchange. | Julia Hesse, Dennis Hofheinz, Lisa Kohl, Roman Langrehr |
| 2020 | ASIACRYPT | Unbounded HIBE with Tight Security. | Roman Langrehr, Jiaxin Pan |
| 2020 | PKC | Hierarchical Identity-Based Encryption with Tight Multi-challenge Security. | Roman Langrehr, Jiaxin Pan |
| 2019 | PKC | Tightly Secure Hierarchical Identity-Based Encryption. | Roman Langrehr, Jiaxin Pan |