Designing Business Reputation Ecosystems — A Method for Issuing and Trading Monetary Ratings on a Blockchain
S. Hemmrich, J. Bobolz, D. Beverungen, J. Blömer, in: ECIS 2023 Research Papers, 2023.

On the impossibility of surviving (iterated) deletion of weakly dominated strategies in rational MPC
J. Blömer, J. Bobolz, H. Bröcher, in: 2023.

A Generic Construction of an Anonymous Reputation System and Instantiations from Lattices
J. Blömer, J. Bobolz, L.A. Porzenheim, in: 2023.

Privacy-Preserving Cryptography: Attribute-Based Signatures and Updatable Credentials
F. Eidens, Privacy-Preserving Cryptography: Attribute-Based Signatures and Updatable Credentials, 2022.

Cryptimeleon: A Library for Fast Prototyping of Privacy-Preserving Cryptographic Schemes
J. Bobolz, F. Eidens, R. Heitjohann, J. Fell, (2021).

Issuer-Hiding Attribute-Based Credentials
J. Bobolz, F. Eidens, S. Krenn, S. Ramacher, K. Samelin, in: Cryptology and Network Security, Springer International Publishing, Cham, 2021.

A Complexity Theoretical Study of Fuzzy K-Means
J. Blömer, S. Brauer, K. Bujna, ACM Transactions on Algorithms 16 (2020) 1–25.

Privacy-Preserving Incentive Systems with Highly Efficient Point-Collection
J. Bobolz, F. Eidens, S. Krenn, D. Slamanig, C. Striecks, in: Proceedings of the 15th ACM Asia Conference on Computer and Communications Security (ASIA CCS ’20), ACM, New York, NY, USA, 2020.

How well do SEM algorithms imitate EM algorithms? A non-asymptotic analysis for mixture models
J. Blömer, S. Brauer, K. Bujna, D. Kuntze, Advances in Data Analysis and Classification 14 (2020) 147–173.

Cryptography for the Crowd — A Study of Cryptographic Schemes with Applications to Crowd Work
N. Löken, Cryptography for the Crowd — A Study of Cryptographic Schemes with Applications to Crowd Work, 2020.

Complexity of single-swap heuristics for metric facility location and related problems
S. Brauer, Theoretical Computer Science 754 (2019) 88–106.

Personal Cross-Platform Reputation
J. Blömer, N. Löken, in: Security and Trust Management, STM 2019, 2019.

Dynamic Searchable Encryption with Access Control
J. Blömer, N. Löken, in: 12th International Symposium on Foundations and Practice of Security, FPS 2019, Springer, 2019.

Classification and Approximation of Geometric Location Problems
S. Brauer, Classification and Approximation of Geometric Location Problems, Paderborn, 2019.

Updatable Anonymous Credentials and Applications to Incentive Systems
J. Blömer, J. Bobolz, D.P. Diemert, F. Eidens, in: Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security - CCS ’19, 2019.

Practical, Anonymous, and Publicly Linkable Universally-Composable Reputation Systems
J. Blömer, F. Eidens, J. Juhnke, in: Topics in Cryptology - CT-RSA 2018 - The Cryptographers’ Track at the RSA Conference 2018, Proceedings, Springer International Publishing, Cham, 2018, pp. 470–490.

Voronoi Cells of Lattices with Respect to Arbitrary Norms
J. Blömer, K. Kohn, SIAM Journal on Applied Algebra and Geometry. 2 (2018) 314–338.

Fully-Featured Anonymous Credentials with Reputation System
K. Bemmann, J. Blömer, J. Bobolz, H. Bröcher, D.P. Diemert, F. Eidens, L. Eilers, J.F. Haltermann, J. Juhnke, B. Otour, L.A. Porzenheim, S. Pukrop, E. Schilling, M. Schlichtig, M. Stienemeier, in: Proceedings of the 13th International Conference on Availability, Reliability and Security - ARES ’18, ACM, New York, NY, USA, n.d.

Cloud Architectures for Searchable Encryption
J. Blömer, N. Löken, in: Proceedings of the 13th International Conference on Availability, Reliability and Security, ARES 2018, ACM, New York, NY, USA, n.d., pp. 25:1--25:10.

Provably Anonymous Communication Based on Trusted Execution Environments
J. Blömer, J. Bobolz, C. Scheideler, A. Setzer, Provably Anonymous Communication Based on Trusted Execution Environments, n.d.

Coresets for Fuzzy K-Means with Applications
J. Blömer, S. Brauer, K. Bujna, in: 29th International Symposium on Algorithms and Computation  (ISAAC 2018), Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik, 2018, pp. 46:1--46:12.

Models and Constructions for Secure Reputation Systems
J. Juhnke, Models and Constructions for Secure Reputation Systems, Universität Paderborn, 2018.

Enhanced Security of Attribute-Based Signatures
J. Blömer, F. Eidens, J. Juhnke, in: The International Conference on Cryptology And Network Security (CANS), Springer, 2018, pp. 235–255.

Delegatable Attribute-based Anonymous Credentials from Dynamically Malleable Signatures
J. Blömer, J. Bobolz, in: ACNS 2018 Applied Cryptography &; Network Security, n.d.

Soft Clustering Algorithms - Theoretical and Practical Improvements
K. Bujna, Soft Clustering Algorithms - Theoretical and Practical Improvements, Universität Paderborn, 2017.

Subtleties in Security Definitions for Predicate Encryption with Public Index
J. Blömer, G. Liske, in: Proceedings of the International Conference of Mathematical Aspects of Computer and Information Sciences (MACIS), Springer International Publishing, Cham, 2017, pp. 438–453.

CCA-Security for Predicate Encryption Schemes
G. Liske, CCA-Security for Predicate Encryption Schemes, Universität Paderborn, 2017.

Searchable Encryption with Access Control
N. Löken, in: Proceedings of the 12th International Conference on Availability, Reliability and Security  - ARES ’17, ACM Press, 2017.

Attribute-Based Encryption as a Service for Access Control in Large-Scale Organizations
J. Blömer, P. Günther, V. Krummel, N. Löken, in: Foundations and Practice of Security, Springer International Publishing, Cham, 2017, pp. 3–17.

Complexity of Single-Swap Heuristics for Metric Facility Location and Related Problems
S. Brauer, in: D. Fotakis, A. Pagourtzis, V.T. Paschos (Eds.), Lecture Notes in Computer Science, Springer International Publishing, Cham, 2017, pp. 116–127.

Singular Curve Point Decompression Attack
J. Blömer, P. Günther, in: 2015 Workshop on Fault Diagnosis and Tolerance in Cryptography (FDTC), IEEE, 2016.

Implementing Cryptographic Pairings on Accumulator Based Smart Card Architectures
P. Günther, V. Krummel, in: Mathematical Aspects of Computer and Information Sciences, Springer International Publishing, Cham, 2016, pp. 151–165.

Theoretical Analysis of the k-Means Algorithm – A Survey
J. Blömer, C. Lammersen, M. Schmidt, C. Sohler, in: Algorithm Engineering, Springer International Publishing, Cham, 2016, pp. 81–116.

Hard-Clustering with Gaussian Mixture Models
J. Blömer, S. Brauer, K. Bujna, (2016).

Adaptive Seeding for Gaussian Mixture Models
J. Blömer, K. Bujna, in: Advances in Knowledge Discovery and Data Mining, Springer International Publishing, Cham, 2016, pp. 296–308.

Effizienz und Sicherheit paarungsbasierter Kryptographie
J. Blömer, P. Günther, Effizienz Und Sicherheit Paarungsbasierter Kryptographie, Tagungsband des 26. Fraunhofer SIT Smartcard-Workshops, 2016.

A Theoretical Analysis of the Fuzzy K-Means Problem
J. Blömer, S. Brauer, K. Bujna, in: 2016 IEEE 16th International Conference on Data Mining (ICDM), IEEE, 2016, pp. 805–810.

Construction of Fully CCA-Secure Predicate Encryptions from Pair Encoding Schemes
J. Blömer, G. Liske, in: Proceedings of the CT-RSA 2016, 2016, pp. 431–447.

Physical attacks on pairing-based cryptography
P. Günther, Physical Attacks on Pairing-Based Cryptography, Universität Paderborn, 2016.

Adaptive Seeding for Gaussian Mixture Models
J. Blömer, K. Bujna, in: Advances in Knowledge Discovery and Data Mining, Springer International Publishing, Cham, 2016, pp. 296–308.

Short Group Signatures with Distributed Traceability
J. Blömer, J. Juhnke, N. Löken, in: Proceedings of the Sixth International Conference on Mathematical Aspects of Computer and Information Sciences (MACIS), 2015, pp. 166–180.

Anonymous and Publicly Linkable Reputation Systems
J. Blömer, J. Juhnke, C. Kolb, in: Proceedings of the 18th International Conference on Financial Cryptography and Data Security (FC), 2015, pp. 478--488.

Voronoi Cells of Lattices with Respect to Arbitrary Norms
J. Blömer, K. Kohn, Voronoi Cells of Lattices with Respect to Arbitrary Norms, Universität Paderborn, 2015.

Tampering attacks in pairing-based cryptography
J. Blömer, P. Günther, G. Liske, in: Proceedings of Fault Tolerance and Diagnosis in Cryptography(FDTC), 2014, pp. 1--7.

Analysis of Agglomerative Clustering
M.R. Ackermann, J. Blömer, D. Kuntze, C. Sohler, Algorithmica 69 (2014).

A Theoretical and Experimental Comparison of the EM and SEM Algorithm
J. Blömer, K. Bujna, D. Kuntze, in: 2014 22nd International Conference on Pattern Recognition, IEEE, 2014.

Constructing CCA-secure predicate encapsulation schemes from CPA-secure schemes and universal one-way hash functions
J. Blömer, G. Liske, (2014).

A Practical Second-Order Fault Attack against a Real-World Pairing Implementation
J. Blömer, R. Gomes da Silva, P. Günther, J. Krämer, J.-P. Seifert, in: Proceedings of Fault Tolerance and Diagnosis in Cryptography(FDTC), 2014, pp. 123--136.

Practical algorithms for clustering and modeling large data sets - Analysis and improvements
D. Kuntze, Practical Algorithms for Clustering and Modeling Large Data Sets - Analysis and Improvements, Universität Paderborn, 2013.

An Approach for Determining Optimal Contrast in Visual Cryptography
J. Juhnke, H. Lefmann, V. Strehl, An Approach for Determining Optimal Contrast in Visual Cryptography, Fortschritt-Berichte VDI, 2013.