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79 Publications
2023 | Conference Paper | LibreCat-ID: 44855
Hemmrich, Simon, Jan Bobolz, Daniel Beverungen, and Johannes Blömer. “Designing Business Reputation Ecosystems — A Method for Issuing and Trading Monetary Ratings on a Blockchain.” In ECIS 2023 Research Papers, 2023.
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2023 | Book Chapter | LibreCat-ID: 45901 | 
Blömer, Johannes, Jan Bobolz, Fabian Eidens, Tibor Jager, and Paul Kramer. “Practical Cryptograhic Techniques for Secure and Privacy-Preserving Customer Loyalty Systems.” In On-The-Fly Computing -- Individualized IT-Services in Dynamic Markets, edited by Claus-Jochen Haake, Friedhelm Meyer auf der Heide, Marco Platzner, Henning Wachsmuth, and Heike Wehrheim, 412:237–46. Verlagsschriftenreihe Des Heinz Nixdorf Instituts. Paderborn: Heinz Nixdorf Institut, Universität Paderborn, 2023. https://doi.org/10.5281/zenodo.8068755.
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2023 | Book Chapter | LibreCat-ID: 45891 |
Blömer, Johannes, Fabian Eidens, Tibor Jager, David Niehues, and Christian Scheideler. “Robustness and Security.” In On-The-Fly Computing -- Individualized IT-Services in Dynamic Markets, edited by Claus-Jochen Haake, Friedhelm Meyer auf der Heide, Marco Platzner, Henning Wachsmuth, and Heike Wehrheim, 412:145–64. Verlagsschriftenreihe Des Heinz Nixdorf Instituts. Paderborn: Heinz Nixdorf Institut, Universität Paderborn, 2023. https://doi.org/10.5281/zenodo.8068629.
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2023 | Conference Paper | LibreCat-ID: 35014 |
Blömer, Johannes, Jan Bobolz, and Henrik Bröcher. “On the Impossibility of Surviving (Iterated) Deletion of Weakly Dominated Strategies in Rational MPC,” 2023.
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2023 | Conference Paper | LibreCat-ID: 43458 |
Blömer, Johannes, Jan Bobolz, and Laurens Alexander Porzenheim. “A Generic Construction of an Anonymous Reputation System and Instantiations from Lattices,” 2023.
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2020 | Journal Article | LibreCat-ID: 20888
Blömer, Johannes, Sascha Brauer, and Kathrin Bujna. “A Complexity Theoretical Study of Fuzzy K-Means.” ACM Transactions on Algorithms 16, no. 4 (2020): 1–25. https://doi.org/10.1145/3409385.
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2020 | Journal Article | LibreCat-ID: 10790
Blömer, Johannes, Sascha Brauer, Kathrin Bujna, and Daniel Kuntze. “How Well Do SEM Algorithms Imitate EM Algorithms? A Non-Asymptotic Analysis for Mixture Models.” Advances in Data Analysis and Classification 14 (2020): 147–173. https://doi.org/10.1007/s11634-019-00366-7.
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2019 | Conference Paper | LibreCat-ID: 13554 |
Blömer, Johannes, and Nils Löken. “Personal Cross-Platform Reputation.” In Security and Trust Management, STM 2019, Vol. 11738. LNCS, 2019. https://doi.org/10.1007/978-3-030-31511-5_9.
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2019 | Conference Paper | LibreCat-ID: 13557 |
Blömer, Johannes, and Nils Löken. “Dynamic Searchable Encryption with Access Control.” In 12th International Symposium on Foundations and Practice of Security, FPS 2019, Vol. 12056. LNCS. Springer, 2019.
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2019 | Conference Paper | LibreCat-ID: 13904 |
Blömer, Johannes, Jan Bobolz, Denis Pascal Diemert, and Fabian Eidens. “Updatable Anonymous Credentials and Applications to Incentive Systems.” In Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19. Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19, 2019. https://doi.org/10.1145/3319535.3354223.
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2018 | Conference Paper | LibreCat-ID: 2862 |
Blömer, Johannes, Fabian Eidens, and Jakob Juhnke. “Practical, Anonymous, and Publicly Linkable Universally-Composable Reputation Systems.” In Topics in Cryptology - {CT-RSA} 2018 - The Cryptographers’ Track at the {RSA} Conference 2018, Proceedings, 470–90. Cham: Springer International Publishing, 2018. https://doi.org/10.1007/978-3-319-76953-0_25.
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2018 | Journal Article | LibreCat-ID: 2685
Blömer, Johannes, and Kathlén Kohn. “Voronoi Cells of Lattices with Respect to Arbitrary Norms.” SIAM Journal on Applied Algebra and Geometry. 2, no. 2 (2018): 314–38. https://doi.org/10.1137/17M1132045.
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2018 | Conference Paper | LibreCat-ID: 3265 |
Bemmann, Kai, Johannes Blömer, Jan Bobolz, Henrik Bröcher, Denis Pascal Diemert, Fabian Eidens, Lukas Eilers, et al. “Fully-Featured Anonymous Credentials with Reputation System.” In Proceedings of the 13th International Conference on Availability, Reliability and Security - ARES ’18. New York, NY, USA: ACM, n.d. https://doi.org/10.1145/3230833.3234517.
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2018 | Conference Paper | LibreCat-ID: 2965
Blömer, Johannes, and Nils Löken. “Cloud Architectures for Searchable Encryption.” In Proceedings of the 13th International Conference on Availability, Reliability and Security, ARES 2018, 25:1--25:10. New York, NY, USA: ACM, n.d. https://doi.org/10.1145/3230833.3230853.
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2018 | Working Paper | LibreCat-ID: 5820
Blömer, Johannes, Jan Bobolz, Christian Scheideler, and Alexander Setzer. Provably Anonymous Communication Based on Trusted Execution Environments, n.d.
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2018 | Conference Paper | LibreCat-ID: 4344
Blömer, Johannes, Sascha Brauer, and Kathrin Bujna. “Coresets for Fuzzy K-Means with Applications.” In 29th International Symposium on Algorithms and Computation (ISAAC 2018), 46:1--46:12. Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik, 2018. https://doi.org/10.4230/LIPIcs.ISAAC.2018.46.
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2018 | Conference Paper | LibreCat-ID: 3873 |
Blömer, Johannes, Fabian Eidens, and Jakob Juhnke. “Enhanced Security of Attribute-Based Signatures.” In The International Conference on Cryptology And Network Security (CANS), 11124:235–55. Lecture Notes in Computer Science. Springer, 2018. https://doi.org/10.1007/978-3-030-00434-7_12.
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2018 | Conference Paper | LibreCat-ID: 2379 |
Blömer, Johannes, and Jan Bobolz. “Delegatable Attribute-Based Anonymous Credentials from Dynamically Malleable Signatures.” In ACNS 2018 Applied Cryptography & Network Security. LNCS, n.d. https://doi.org/10.1007/978-3-319-93387-0_12.
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2017 | Conference Paper | LibreCat-ID: 2967 |
Blömer, Johannes, and Gennadij Liske. “Subtleties in Security Definitions for Predicate Encryption with Public Index.” In Proceedings of the International Conference of Mathematical Aspects of Computer and Information Sciences (MACIS), 10693:438–53. Lecture Notes in Computer Science. Cham: Springer International Publishing, 2017. https://doi.org/10.1007/978-3-319-72453-9_35.
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2017 | Conference Paper | LibreCat-ID: 2344 |
Blömer, Johannes, Peter Günther, Volker Krummel, and Nils Löken. “Attribute-Based Encryption as a Service for Access Control in Large-Scale Organizations.” In Foundations and Practice of Security, 3–17. Cham: Springer International Publishing, 2017. https://doi.org/10.1007/978-3-319-75650-9_1.
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