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229 Publications
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2021 | Bachelorsthesis | LibreCat-ID: 32401
Siemer, Jan Niklas. Lattice Reductions and Their Applications to Cryptographic Systems, 2021.
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2021 | Mastersthesis | LibreCat-ID: 32400
Anonymous, Anonymous. Performance Analysis of FHE Libraries, 2021.
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2021 | Bachelorsthesis | LibreCat-ID: 32402
Böttger, Meret Amalia Elisabeth. IND-CCA Secure PKE Schemes - Based on Lattices, 2021.
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2021 | Mastersthesis | LibreCat-ID: 45254
Anonymous, Anonymous. Device-Independent Security Proofs Via Entropy Accumulation, 2021.
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2020 | Bachelorsthesis | LibreCat-ID: 21117
Manegold, Philipp. On Batch Proofs of Partial Knowledge, 2020.
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2020 | Bachelorsthesis | LibreCat-ID: 21118
Anonymous, Anonymous. Measuring the Performance of SNARK Libraries, 2020.
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2020 | Bachelorsthesis | LibreCat-ID: 21119
Westerwelle, Max. Trapdoors and Sampling Procedures for Lattice-Based Cryptographic Constructions, 2020.
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2020 | Bachelorsthesis | LibreCat-ID: 21121
Anonymous, Anonymous. Benchmarking the Efficiency of Secure Multiparty Computation for Real World Problems, 2020.
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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 | Bachelorsthesis | LibreCat-ID: 18085
Heimann, Jonas. Distributed Key Generation for Attribute-Based Signatures, 2020.
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2020 | Bachelorsthesis | LibreCat-ID: 18637 | 
Schürmann, Patrick. A Group Signature Scheme from Flexible Public Key Signatures and Structure-Preserving Signatures on Equivalence Classes. Universität Paderborn, 2020.
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2020 | Bachelorsthesis | LibreCat-ID: 18639
Terfort, Tobias. Enhancing Security by Usage of Universal One-Way Hash Functions. Universität Paderborn, 2020.
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2020 | Conference Paper | LibreCat-ID: 16487 |
Bobolz, Jan, Fabian Eidens, Stephan Krenn, Daniel Slamanig, and Christoph Striecks. “Privacy-Preserving Incentive Systems with Highly Efficient Point-Collection.” In Proceedings of the 15th ACM Asia Conference on Computer and Communications Security (ASIA CCS ’20),. New York, NY, USA: ACM, 2020. https://doi.org/10.1145/3320269.3384769.
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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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2020 | Dissertation | LibreCat-ID: 15482
Löken, Nils. Cryptography for the Crowd — A Study of Cryptographic Schemes with Applications to Crowd Work, 2020. https://doi.org/10.17619/UNIPB/1-854.
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2020 | Bachelorsthesis | LibreCat-ID: 18638
Kramer, Paul. Comparison of Zero-Knowledge Range Proofs. Universität Paderborn, 2020.
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2019 | Journal Article | LibreCat-ID: 2916
Brauer, Sascha. “Complexity of Single-Swap Heuristics for Metric Facility Location and Related Problems.” Theoretical Computer Science 754 (2019): 88–106. https://doi.org/10.1016/j.tcs.2018.04.048.
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2019 | Mastersthesis | LibreCat-ID: 15746
Otte, Oliver. Outsourced Decryption of Attribute-Based Ciphertexts, 2019.
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2019 | Bachelorsthesis | LibreCat-ID: 15747
Wördenweber, Nico Christof. On the Security of the Rouselakis-Waters Ciphertext-Policy Attribute-Based Encryption Scheme in the Random Oracle Model, 2019.
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2019 | Bachelorsthesis | LibreCat-ID: 15819
Leutnant, Matthias. Experimentelle Untersuchung Des SEM-Algorithmus, 2019.
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2019 | Mastersthesis | LibreCat-ID: 13128 |
Bröcher, Henrik. Rational Secure Multiparty Computation. Universität Paderborn, 2019.
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2019 | Mastersthesis | LibreCat-ID: 10306 |
Porzenheim, Laurens Alexander. Post-Quantum Secure Group Signatures, 2019.
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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 | Bachelorsthesis | LibreCat-ID: 13592
Pilot, Matthias. Efficient Finite-Field Arithmetic for Elliptic Curve Cryptography in Java. Universität Paderborn, 2019.
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2019 | Mastersthesis | LibreCat-ID: 13648 |
Scholz, Swante. Implementation and Comparison of Elliptic Curve Algorithms in Java. Universität Paderborn, 2019.
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2019 | Dissertation | LibreCat-ID: 13679
Brauer, Sascha. Classification and Approximation of Geometric Location Problems. Paderborn, 2019. https://doi.org/10.17619/UNIPB/1-816.
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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 | Bachelorsthesis | LibreCat-ID: 5426
Heißen, Oliver von. Implementierung und Analyse von Searchable Encryption, 2018.
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2018 | Dissertation | LibreCat-ID: 6597
Juhnke, Jakob. Models and Constructions for Secure Reputation Systems. Universität Paderborn, 2018. https://doi.org/10.17619/UNIPB/1-570.
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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 | Dissertation | LibreCat-ID: 2908
Bujna, Kathrin. Soft Clustering Algorithms - Theoretical and Practical Improvements. Universität Paderborn, 2017. https://doi.org/10.17619/UNIPB/1-226.
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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 | Dissertation | LibreCat-ID: 116
Liske, Gennadij. CCA-Security for Predicate Encryption Schemes. Universität Paderborn, 2017. https://doi.org/10.17619/UNIPB/1-220.
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2017 | Conference Paper | LibreCat-ID: 2343 |
Löken, Nils. “Searchable Encryption with Access Control.” In Proceedings of the 12th International Conference on Availability, Reliability and Security - ARES ’17. ICPS. ACM Press, 2017. https://doi.org/10.1145/3098954.3098987.
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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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2017 | Book Chapter | LibreCat-ID: 2381
Brauer, Sascha. “Complexity of Single-Swap Heuristics for Metric Facility Location and Related Problems.” In Lecture Notes in Computer Science, edited by Dimitris Fotakis, Aris Pagourtzis, and Vangelis Th. Paschos, 10236:116–27. Cham: Springer International Publishing, 2017. https://doi.org/10.1007/978-3-319-57586-5_11.
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2017 | Mastersthesis | LibreCat-ID: 60
Niehus, David. Semantically Secure Attribute-Based Searchable Encryption. Universität Paderborn, 2017.
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2017 | Bachelorsthesis | LibreCat-ID: 88
Ganesh Athreya, Advait. Instantiating a Predicate Encryption Scheme via Pair Encodings. Universität Paderborn, 2017.
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2017 | Bachelorsthesis | LibreCat-ID: 67
Jürgens, Mirko. Provably Secure Key-Derivation-Functions for Certain Types of Applications. Universität Paderborn, 2017.
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2017 | Bachelorsthesis | LibreCat-ID: 104
Diemert, Denis. EAX - An Authenticated Encryption Mode for Block Ciphers. Universität Paderborn, 2017.
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2017 | Mastersthesis | LibreCat-ID: 117
Bemmann, Pascal. Attribute-Based Signatures Using Structure Preserving Signatures. Universität Paderborn, 2017.
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