PhD Student

Roman Langrehr

CAB - H 34

Universitätstrasse 6
8092 Zürich
Schweiz

roman.langrehr@inf.ethz.ch

Research Interests

• Public-Key Cryptography
• Tight Security

Conference Papers

• Julia Hesse, Dennis Hofheinz, Lisa Kohl, Roman Langrehr: Towards Tight Adaptive Security of Non-Interactive Key Exchange. (TCC 2021) Proceedings ePrint Slides Talk Recording
• Roman Langrehr, Jiaxin Pan: Unbounded HIBE with Tight Security. (Asiacrypt 2020) Proceedings ePrint Slides Talk Recording
• Roman Langrehr, Jiaxin Pan: Hierarchical Identity-Based Encryption with Tight Multi-Challenge Security. (PKC 2020) Proceedings ePrint Slides Talk Recording
• Roman Langrehr, Jiaxin Pan: Tightly Secure Hierarchical Identity-Based Encryption. (PKC 2019) Proceedings ePrint Slides

Journal Articles

• Roman Langrehr, Jiaxin Pan: Tightly Secure Hierarchical Identity-Based Encryption. (Journal of Cryptology 2020) Article ePrint

Teaching

• Autumn 2021: TA for Advanced Encryption Schemes
• Autumn 2021: TA for Theoretical Computer Science
• Spring 2021: TA for Formal Methods and Functional Programming
• Autumn 2020: TA for Theoretical Computer Science
• Spring 2020: TA for Digital Signatures