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44 Publications


2023 | Conference Paper | LibreCat-ID: 43458 | OA
@inproceedings{Blömer_Bobolz_Porzenheim_2023, title={A Generic Construction of an Anonymous Reputation System and Instantiations from Lattices}, author={Blömer, Johannes and Bobolz, Jan and Porzenheim, Laurens Alexander}, year={2023} }
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2015 | Mastersthesis | LibreCat-ID: 325
@book{Löken_2015, title={A Group Signature Scheme with Distributed Group Management - An Application of Threshold Encryption}, publisher={Universität Paderborn}, author={Löken, Nils}, year={2015} }
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2014 | Conference Paper | LibreCat-ID: 463
@inproceedings{Blömer_Gomes da Silva_Günther_Krämer_Seifert_2014, title={A Practical Second-Order Fault Attack against a Real-World Pairing Implementation}, DOI={10.1109/FDTC.2014.22}, booktitle={Proceedings of Fault Tolerance and Diagnosis in Cryptography(FDTC)}, author={Blömer, Johannes and Gomes da Silva, Ricardo and Günther, Peter and Krämer, Juliane and Seifert, Jean-Pierre}, year={2014}, pages={123--136} }
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2015 | Conference Paper | LibreCat-ID: 322 | OA
@inproceedings{Blömer_Juhnke_Kolb_2015, series={LNCS}, title={Anonymous and Publicly Linkable Reputation Systems}, DOI={10.1007/978-3-662-47854-7_29}, booktitle={Proceedings of the 18th International Conference on Financial Cryptography and Data Security (FC)}, author={Blömer, Johannes and Juhnke, Jakob and Kolb, Christina}, year={2015}, pages={478--488}, collection={LNCS} }
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2015 | Mastersthesis | LibreCat-ID: 321
@book{Eidens_2015, title={Anonymous credential system based on q-Strong Diffie-Hellman Assumption}, publisher={Universität Paderborn}, author={Eidens, Fabian}, year={2015} }
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2013 | Bachelorsthesis | LibreCat-ID: 553
@book{Kohn_2013, title={Attributbasierte Verschlüsselung mittels Gittermethoden - Mathematische Grundlagen, Verfahren und Sicherheitsbeweise}, publisher={Universität Paderborn}, author={Kohn, Kathlén}, year={2013} }
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2017 | Conference Paper | LibreCat-ID: 2344 | OA
@inproceedings{Blömer_Günther_Krummel_Löken_2017, place={Cham}, title={Attribute-Based Encryption as a Service for Access Control in Large-Scale Organizations}, DOI={10.1007/978-3-319-75650-9_1}, booktitle={Foundations and Practice of Security}, publisher={Springer International Publishing}, author={Blömer, Johannes and Günther, Peter and Krummel, Volker and Löken, Nils}, year={2017}, pages={3–17} }
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2012 | Bachelorsthesis | LibreCat-ID: 629
@book{Schleiter_2012, title={Attribute-basierte Verschlüsselung}, publisher={Universität Paderborn}, author={Schleiter, Patrick}, year={2012} }
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2017 | Dissertation | LibreCat-ID: 116
@book{Liske_2017, title={CCA-Security for Predicate Encryption Schemes}, DOI={10.17619/UNIPB/1-220}, publisher={Universität Paderborn}, author={Liske, Gennadij}, year={2017} }
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2018 | Conference Paper | LibreCat-ID: 2965
@inproceedings{Blömer_Löken, place={New York, NY, USA}, title={Cloud Architectures for Searchable Encryption}, DOI={10.1145/3230833.3230853}, booktitle={Proceedings of the 13th International Conference on Availability, Reliability and Security, ARES 2018}, publisher={ACM}, author={Blömer, Johannes and Löken, Nils}, pages={25:1--25:10} }
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2014 | Preprint | LibreCat-ID: 442 | OA
@article{Blömer_Liske_2014, title={Constructing CCA-secure predicate encapsulation schemes from CPA-secure schemes and universal one-way hash functions}, publisher={Universität Paderborn}, author={Blömer, Johannes and Liske, Gennadij}, year={2014} }
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2016 | Conference Paper | LibreCat-ID: 208
@inproceedings{Blömer_Liske_2016, series={LNCS}, title={Construction of Fully CCA-Secure Predicate Encryptions from Pair Encoding Schemes}, DOI={10.1007/978-3-319-29485-8_25}, booktitle={Proceedings of the CT-RSA 2016}, author={Blömer, Johannes and Liske, Gennadij}, year={2016}, pages={431–447}, collection={LNCS} }
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2015 | Mastersthesis | LibreCat-ID: 312
@book{Schleiter_2015, title={Constructions of Fully Secure Predicate Encryption Schemes}, publisher={Universität Paderborn}, author={Schleiter, Patrick}, year={2015} }
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2021 | Preprint | LibreCat-ID: 26645 | OA
@article{Bobolz_Eidens_Heitjohann_Fell_2021, title={Cryptimeleon: A Library for Fast Prototyping of Privacy-Preserving Cryptographic Schemes}, publisher={IACR eprint}, author={Bobolz, Jan and Eidens, Fabian and Heitjohann, Raphael and Fell, Jeremy}, year={2021} }
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2018 | Conference Paper | LibreCat-ID: 2379 | OA
@inproceedings{Blömer_Bobolz, series={LNCS}, title={Delegatable Attribute-based Anonymous Credentials from Dynamically Malleable Signatures}, DOI={10.1007/978-3-319-93387-0_12}, booktitle={ACNS 2018 Applied Cryptography & Network security}, author={Blömer, Johannes and Bobolz, Jan}, collection={LNCS} }
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2023 | Conference Paper | LibreCat-ID: 44855
@inproceedings{Hemmrich_Bobolz_Beverungen_Blömer_2023, title={Designing Business Reputation Ecosystems — A Method for Issuing and Trading Monetary Ratings on a Blockchain}, booktitle={ECIS 2023 Research Papers}, author={Hemmrich, Simon and Bobolz, Jan and Beverungen, Daniel and Blömer, Johannes}, year={2023} }
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2013 | Preprint | LibreCat-ID: 538 | OA
@article{Blömer_Liske_2013, title={Direct Chosen-Ciphertext Secure Attribute-Based Key Encapsulations without Random Oracles}, publisher={Universität Paderborn}, author={Blömer, Johannes and Liske, Gennadij}, year={2013} }
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2015 | Mastersthesis | LibreCat-ID: 301 | OA
@book{Bobolz_2015, title={Efficient Verifier-Local Revocation for Anonymous Credentials}, publisher={Universität Paderborn}, author={Bobolz, Jan}, year={2015} }
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2018 | Conference Paper | LibreCat-ID: 3873 | OA
@inproceedings{Blömer_Eidens_Juhnke_2018, series={Lecture Notes in Computer Science}, title={Enhanced Security of Attribute-Based Signatures}, volume={11124}, DOI={10.1007/978-3-030-00434-7_12}, booktitle={The International Conference on Cryptology And Network Security (CANS)}, publisher={Springer}, author={Blömer, Johannes and Eidens, Fabian and Juhnke, Jakob}, year={2018}, pages={235–255}, collection={Lecture Notes in Computer Science} }
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2011 | Mastersthesis | LibreCat-ID: 659
@book{Liske_2011, title={Fault attacks in pairing-based cryptography}, publisher={Universität Paderborn}, author={Liske, Gennadij}, year={2011} }
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2014 | Bachelorsthesis | LibreCat-ID: 421
@book{Lippert_2014, title={Fujisaki-Okamoto Transformation}, publisher={Universität Paderborn}, author={Lippert, Jan}, year={2014} }
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2018 | Conference Paper | LibreCat-ID: 3265 | OA
@inproceedings{Bemmann_Blömer_Bobolz_Bröcher_Diemert_Eidens_Eilers_Haltermann_Juhnke_Otour_et al., place={New York, NY, USA}, title={Fully-Featured Anonymous Credentials with Reputation System}, DOI={10.1145/3230833.3234517}, booktitle={Proceedings of the 13th International Conference on Availability, Reliability and Security - ARES ’18}, publisher={ACM}, author={Bemmann, Kai and Blömer, Johannes and Bobolz, Jan and Bröcher, Henrik and Diemert, Denis Pascal and Eidens, Fabian and Eilers, Lukas and Haltermann, Jan Frederik and Juhnke, Jakob and Otour, Burhan and et al.} }
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2014 | Mastersthesis | LibreCat-ID: 414
@book{Jochheim_2014, title={Hiding software components using functional encryption}, publisher={Universität Paderborn}, author={Jochheim, Janek}, year={2014} }
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2012 | Bachelorsthesis | LibreCat-ID: 607
@book{Haarhoff_2012, title={Identitätsbasierte Kryptographie - Implementierung von Paarungen für Körper der Charakteristik 2}, publisher={Universität Paderborn}, author={Haarhoff, Thomas}, year={2012} }
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2012 | Bachelorsthesis | LibreCat-ID: 606
@book{Löken_2012, title={Identitätsbasierte Signaturen - Ein Sicherheitsbeweis für Signaturen auf Grundlage von Gap-Diffie-Hellman-Gruppen mit Hilfe des Forking-Lemmas}, publisher={Universität Paderborn}, author={Löken, Nils}, year={2012} }
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2015 | Bachelorsthesis | LibreCat-ID: 286
@book{Kalde_2015, title={Implementierung eines hybriden Verschlüsselungsverfahrens nach Cramer und Shoup}, publisher={Universität Paderborn}, author={Kalde, Benedikt}, year={2015} }
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2021 | Conference Paper | LibreCat-ID: 29566
@inproceedings{Bobolz_Eidens_Krenn_Ramacher_Samelin_2021, place={Cham}, title={Issuer-Hiding Attribute-Based Credentials}, DOI={10.1007/978-3-030-92548-2_9}, booktitle={Cryptology and Network Security}, publisher={Springer International Publishing}, author={Bobolz, Jan and Eidens, Fabian and Krenn, Stephan and Ramacher, Sebastian and Samelin, Kai}, year={2021} }
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2018 | Dissertation | LibreCat-ID: 6597
@book{Juhnke_2018, title={Models and Constructions for Secure Reputation Systems}, DOI={10.17619/UNIPB/1-570}, publisher={Universität Paderborn}, author={Juhnke, Jakob}, year={2018} }
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2015 | Mastersthesis | LibreCat-ID: 273
@book{Kohn_2015, title={Number of Voronoi-relevant vectors in lattices with respect to arbitrary norms}, publisher={Universität Paderborn}, author={Kohn, Kathlén}, year={2015} }
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2023 | Conference Paper | LibreCat-ID: 35014 | OA
@inproceedings{Blömer_Bobolz_Bröcher_2023, title={On the impossibility of surviving (iterated) deletion of weakly dominated strategies in rational MPC}, author={Blömer, Johannes and Bobolz, Jan and Bröcher, Henrik}, year={2023} }
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2016 | Dissertation | LibreCat-ID: 167
@book{Günther_2016, title={Physical attacks on pairing-based cryptography}, publisher={Universität Paderborn}, author={Günther, Peter}, year={2016} }
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2018 | Conference Paper | LibreCat-ID: 2862 | OA
@inproceedings{Blömer_Eidens_Juhnke_2018, place={Cham}, title={Practical, Anonymous, and Publicly Linkable Universally-Composable Reputation Systems}, DOI={10.1007/978-3-319-76953-0_25}, booktitle={Topics in Cryptology - {CT-RSA} 2018 - The Cryptographers’ Track at the {RSA} Conference 2018, Proceedings}, publisher={Springer International Publishing}, author={Blömer, Johannes and Eidens, Fabian and Juhnke, Jakob}, year={2018}, pages={470–490} }
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2018 | Working Paper | LibreCat-ID: 5820
@book{Blömer_Bobolz_Scheideler_Setzer, title={Provably Anonymous Communication Based on Trusted Execution Environments}, author={Blömer, Johannes and Bobolz, Jan and Scheideler, Christian and Setzer, Alexander} }
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2014 | Bachelorsthesis | LibreCat-ID: 369
@book{Rath_2014, title={RSA-Full Domain Hash Revisited}, publisher={Universität Paderborn}, author={Rath, Timo}, year={2014} }
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2013 | Conference Paper | LibreCat-ID: 488
@inproceedings{Blömer_Günther_Krummel_2013, title={Securing Critical Unattended Systems with Identity Based Cryptography - A Case Study}, booktitle={Proceedings of the 5th International Conference on Mathematical Aspects of Computer and Information Sciences (MACIS)}, author={Blömer, Johannes and Günther, Peter and Krummel, Volker}, year={2013}, pages={98–105} }
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2013 | Bachelorsthesis | LibreCat-ID: 487 | OA
@book{Bobolz_2013, title={Security Proofs for Pairing-Based Cryptography in the Generic Group Model}, publisher={Universität Paderborn}, author={Bobolz, Jan}, year={2013} }
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2013 | Bachelorsthesis | LibreCat-ID: 486
@book{Otte_2013, title={Seitenkanalresistenz paarungsbasierter Kryptographie}, publisher={Universität Paderborn}, author={Otte, Oliver}, year={2013} }
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2015 | Conference Paper | LibreCat-ID: 253
@inproceedings{Blömer_Juhnke_Löken_2015, series={LNCS}, title={Short Group Signatures with Distributed Traceability}, DOI={10.1007/978-3-319-32859-1_14}, booktitle={Proceedings of the Sixth International Conference on Mathematical Aspects of Computer and Information Sciences (MACIS)}, author={Blömer, Johannes and Juhnke, Jakob and Löken, Nils}, year={2015}, pages={166–180}, collection={LNCS} }
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2017 | Conference Paper | LibreCat-ID: 2967 | OA
@inproceedings{Blömer_Liske_2017, place={Cham}, series={Lecture Notes in Computer Science}, title={Subtleties in Security Definitions for Predicate Encryption with Public Index}, volume={10693}, DOI={10.1007/978-3-319-72453-9_35}, booktitle={Proceedings of the International Conference of Mathematical Aspects of Computer and Information Sciences (MACIS)}, publisher={Springer International Publishing}, author={Blömer, Johannes and Liske, Gennadij}, year={2017}, pages={438–453}, collection={Lecture Notes in Computer Science} }
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2014 | Conference Paper | LibreCat-ID: 355
@inproceedings{Blömer_Günther_Liske_2014, title={Tampering attacks in pairing-based cryptography}, DOI={10.1109/FDTC.2014.10}, booktitle={Proceedings of Fault Tolerance and Diagnosis in Cryptography(FDTC)}, author={Blömer, Johannes and Günther, Peter and Liske, Gennadij}, year={2014}, pages={1--7} }
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2019 | Conference Paper | LibreCat-ID: 13904 | OA
@inproceedings{Blömer_Bobolz_Diemert_Eidens_2019, series={Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19}, title={Updatable Anonymous Credentials and Applications to Incentive Systems}, DOI={10.1145/3319535.3354223}, booktitle={Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19}, author={Blömer, Johannes and Bobolz, Jan and Diemert, Denis Pascal and Eidens, Fabian}, year={2019}, collection={Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19} }
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2013 | Bachelorsthesis | LibreCat-ID: 471
@book{Tezer_2013, title={Verteilte Erstellung und Aktualisierung von Schlüsselservern in identitätsbasierten Verschlüsselungssystemen}, publisher={Universität Paderborn}, author={Tezer, Alina}, year={2013} }
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2018 | Journal Article | LibreCat-ID: 2685
@article{Blömer_Kohn_2018, title={Voronoi Cells of Lattices with Respect to Arbitrary Norms}, volume={2}, DOI={10.1137/17M1132045}, number={2}, journal={SIAM Journal on Applied Algebra and Geometry.}, author={Blömer, Johannes and Kohn, Kathlén}, year={2018}, pages={314–338} }
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2015 | Report | LibreCat-ID: 233 | OA
@book{Blömer_Kohn_2015, title={Voronoi Cells of Lattices with Respect to Arbitrary Norms}, publisher={Universität Paderborn}, author={Blömer, Johannes and Kohn, Kathlén}, year={2015} }
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