Stephen Meisenbacher
Research Associate
Chair of Software Engineering for Business Information Systems (sebis) Technische Universität München (TUM) Phone +49 89 289 17137 Curriculum Vitae Research Interests
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Teaching (in reverse chronological order)
Featured
| A cool event we organize every year! hackaTUM is the official hackathon of the Department of Computer Science at TUM. The event features exciting challenges, prominent industry partners, and awesome fun! Learn more here: https://hack.tum.de. |
(New updates for 2025!) Check out it at https://legal-ai-radar.de |
Publications
| 2025 | |
|---|---|
| [Kl25f] | Klymenko, A.; Meisenbacher, S.; Kelley, P.G.; Peddinti, S.T.; Thomas, K.; Matthes, F.: 2025. "We are not Future-ready": Understanding AI Privacy Risks and Existing Mitigation Strategies from the Perspective of AI Developers in Europe. In Proceedings of the Twenty-First USENIX Conference on Usable Privacy and Security (SOUPS '25). USENIX Association, USA, Article 7, 113–132. |
| [Me25d] | Meisenbacher, S.; Machner, N.; Vladika, J.; Matthes, F.: Legal AI Use Case Radar 2025 Report. Technical University of Munich, August 2025. https://mediatum.ub.tum.de/1791687 |
| [Kl25e] | Klymenko, A.; Meisenbacher, S.; Favaro, L.; Matthes, F.: Supporting the Integration of Privacy-Enhancing Technologies into the Software Development Life Cycle. SN COMPUT. SCI. 6, 592 (2025). doi.org/10.1007/s42979-025-04127-6 |
| [Kl25d] | Klymenko, A.; Meisenbacher, S.; Matthes, F.: Privacy-Enhancing Technologies: A Comprehensive Guide for Non-technical Practitioners. Technical University of Munich, June 2025. https://mediatum.ub.tum.de/1783782 |
| [Me25c] | Meisenbacher, S.; Lee, C.J.; Matthes, F.: 2025. Spend Your Budget Wisely: Towards an Intelligent Distribution of the Privacy Budget in Differentially Private Text Rewriting. In Proceedings of the Fifteenth ACM Conference on Data and Application Security and Privacy (CODASPY '25). Association for Computing Machinery, New York, NY, USA, 84–95. |
| [Kl25c] | Klymenko, A.; Meisenbacher, S.; Jahr, M.; Matthes, F.: Privacy Compliance in Small-sized Enterprises: An Investigation in the German E-commerce Sector (2025). AMCIS 2025 Proceedings. 5. |
| [Me25b] | Meisenbacher, S.; Klymenko, A.; Karpp, A.; Matthes, F.: 2025. Investigating User Perspectives on Differentially Private Text Privatization. In Proceedings of the Sixth Workshop on Privacy in Natural Language Processing, pages 86–105, Albuquerque, New Mexico. Association for Computational Linguistics. |
| [Me25a] | Meisenbacher, S.; Chevli, M.; Matthes, F.: 2025. On the Impact of Noise in Differentially Private Text Rewriting. In Findings of the Association for Computational Linguistics: NAACL 2025, pages 514–532, Albuquerque, New Mexico. Association for Computational Linguistics. |
| [Vl25a] | Vladika, J.; Meisenbacher, S.; Matthes, F.: (2025). Lexical Substitution is not Synonym Substitution: On the Importance of Producing Contextually Relevant Word Substitutes. In Proceedings of the 17th International Conference on Agents and Artificial Intelligence - Volume 3: ICAART; ISBN 978-989-758-737-5; ISSN 2184-433X, SciTePress, pages 1481-1488. DOI: 10.5220/0013389000003890 |
| [Kl25b] | Klymenko, A.; Meisenbacher, S.; Favaro, L.; Matthes, F.: “Do We Call Them That? Absolutely Not.”: Juxtaposing the Academic and Practical Understanding of Privacy-Enhancing Technologies. Proceedings of the 2025 Symposium on Usable Security and Privacy (2025). |
| [Kl25a] | Klymenko, A.; Meisenbacher, S.; Polat, A. A.; Matthes, F.: A Systematic Analysis of Data Protection Regulations. In Proceedings of the 58th Hawaii International Conference on System Sciences. Hawaii, USA. 2025. |
| 2024 | |
| [Me24i] | Meisenbacher, S.; Matthes, F.: 2024. Thinking Outside of the Differential Privacy Box: A Case Study in Text Privatization with Language Model Prompting. In Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing, pages 5656–5665, Miami, Florida, USA. Association for Computational Linguistics. |
| [Me24h] | Meisenbacher, S.; Schopf, T.; Yan, W.; Holl, P.; Matthes, F.: 2024. An Improved Method for Class-specific Keyword Extraction: A Case Study in the German Business Registry. In Proceedings of the 20th Conference on Natural Language Processing (KONVENS 2024), pages 159–165, Vienna, Austria. Association for Computational Linguistics. |
| [Me24g] | Meisenbacher, S.; Chevli, M.; Matthes, F.: 2024. A Collocation-based Method for Addressing Challenges in Word-level Metric Differential Privacy. In Proceedings of the Fifth Workshop on Privacy in Natural Language Processing, pages 39–51, Bangkok, Thailand. Association for Computational Linguistics. |
| [Me24f] | Meisenbacher, S.; Chevli, M.; Vladika, J.; Matthes, F.: 2024. DP-MLM: Differentially Private Text Rewriting Using Masked Language Models. In Findings of the Association for Computational Linguistics: ACL 2024, pages 9314–9328, Bangkok, Thailand and virtual meeting. Association for Computational Linguistics. |
| [Me24e] | Meisenbacher, S.; Klymenko, A.; Kelley, P.G.; Peddinti, S.T.; Thomas, K.; Matthes, F.: Privacy Risks of General-Purpose AI Systems: A Foundation for Investigating Practitioner Perspectives. In SUPA@SOUPS'24 (2024). |
| [Me24d] | Meisenbacher, S.; Matthes, F.: 2024. Just Rewrite It Again: A Post-Processing Method for Enhanced Semantic Similarity and Privacy Preservation of Differentially Private Rewritten Text. In Proceedings of the 19th International Conference on Availability, Reliability and Security (ARES '24). Association for Computing Machinery, New York, NY, USA, Article 133, 1–11. https://doi.org/10.1145/3664476.3669926 |
| [Me24c] | Meisenbacher, S.; Machner, N.; Vladika, J.; Matthes, F.: Legal AI Use Case Radar 2024 Report. Technical University of Munich, July 2024. https://mediatum.ub.tum.de/1748412. |
| [Vl24e] | Vladika, J.; Meisenbacher, S.; Preis, M.; Klymenko, A.; Matthes, F.: Towards A Structured Overview of Use Cases for Natural Language Processing in the Legal Domain: A German Perspective (2024). AMCIS 2024 Proceedings. 1. |
| [Kl24c] | Klymenko, A.; Meisenbacher, S.; Polat, A. A.; Matthes, F.: Breaking Down Privacy by Design: A Threefold Perspective (2024). AMCIS 2024 Proceedings. 30. |
| [Me24b] | Meisenbacher S.; Chevli M.; Matthes F.: 1-Diffractor: Efficient and Utility-Preserving Text Obfuscation Leveraging Word-Level Metric Differential Privacy. In Proceedings of the 10th ACM International Workshop on Security and Privacy Analytics, pp. 23-33. 2024. |
| [Me24a] | Meisenbacher, S.; Nandakumar, N.; Klymenko, A.; Matthes, F.: A Comparative Analysis of Word-Level Metric Differential Privacy: Benchmarking the Privacy-Utility Trade-off. In Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024), Torino, Italy, 2024. |
| [Kl24b] | Klymenko, A.; Meisenbacher, S.; Lilova, I.; Matthes, F.: Investigating the Motivational Factors Influencing Managerial Decisions to Adopt Privacy-Enhancing Technologies, In Proceedings of the 32nd European Conference on Information Systems (ECIS 2024), Paphos, Cyprus, 2024. |
| [Kl24a] | Klymenko, A.; Meisenbacher, S.; Favaro, L.; Matthes, F. (2024). On the Integration of Privacy-Enhancing Technologies in the Process of Software Engineering. In Proceedings of the 26th International Conference on Enterprise Information Systems - Volume 2, ISBN 978-989-758-692-7, ISSN 2184-4992, pages 41-52. DOI: 10.5220/0012632500003690 |
| 2023 | |
| [Kl23c] | Klymenko, A.; Meisenbacher, S.; Matthes, F.: The Structure of Data Privacy Compliance. Proceedings of the 3rd International Workshop on Current Information Security and Compliance Issues in Information Systems Research (CIISR 2023), Paderborn, Germany, September 18, 2023. |
| [Kl23b] | Klymenko, A.; Meisenbacher, S.; Messmer, F.; Matthes, F.: Privacy-Enhancing Technologies in the Process of Data Privacy Compliance: An Educational Perspective. Proceedings of the 3rd International Workshop on Current Information Security and Compliance Issues in Information Systems Research (CIISR 2023), Paderborn, Germany, September 18, 2023. |
| [Kl23a] | Klymenko, O.; Meisenbacher, S.; Matthes, F.: Identifying Practical Challenges in the Implementation of Technical Measures for Data Privacy Compliance, In Proceedings of the 29th Americas Conference on Information Systems (AMCIS 2023), Panama City, Panama, 2023. |
| 2022 | |
| [Vl22a] | Vladika, J.; Meisenbacher, S.; Matthes, F. 2022. TUM sebis at GermEval 2022: A Hybrid Model Leveraging Gaussian Processes and Fine-Tuned XLM-RoBERTa for German Text Complexity Analysis. In Proceedings of the GermEval 2022 Workshop on Text Complexity Assessment of German Text, pages 51–56, Potsdam, Germany. Association for Computational Linguistics. |
| [Kl22b] | Klymenko, O.; Kosenkov, O.; Meisenbacher, S.; Elahidoost, P.; Mendez, D.; Matthes, F. 2022. Understanding the Implementation of Technical Measures in the Process of Data Privacy Compliance: A Qualitative Study. In Proceedings of the 16th ACM / IEEE International Symposium on Empirical Software Engineering and Measurement (ESEM '22). Association for Computing Machinery, New York, NY, USA, 261–271. https://doi.org/10.1145/3544902.3546234 |
| [Kl22a] | Klymenko, O.; Meisenbacher, S.; Matthes, F.: Differential Privacy in Natural Language Processing: The Story So Far. In Proceedings of the Fourth Workshop on Privacy in Natural Language Processing, pages 1–11, Seattle, United States. Association for Computational Linguistics. 2022. |
| [Me22] | Meisenbacher, S.: Identifying Practical Challenges in the Implementation of Technical Measures for Data Privacy Compliance - Master's Thesis: Technische Universität München, Munich, Germany, 2022. |