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229 Publications
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2020 | Bachelorsthesis | LibreCat-ID: 18637 | 
A Group Signature Scheme from Flexible Public Key Signatures and Structure-Preserving Signatures on Equivalence Classes
P. Schürmann, A Group Signature Scheme from Flexible Public Key Signatures and Structure-Preserving Signatures on Equivalence Classes, Universität Paderborn, 2020.
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P. Schürmann, A Group Signature Scheme from Flexible Public Key Signatures and Structure-Preserving Signatures on Equivalence Classes, Universität Paderborn, 2020.
2020 | Bachelorsthesis | LibreCat-ID: 18639
Enhancing Security by Usage of Universal One-Way Hash Functions
T. Terfort, Enhancing Security by Usage of Universal One-Way Hash Functions, Universität Paderborn, 2020.
LibreCat
T. Terfort, Enhancing Security by Usage of Universal One-Way Hash Functions, Universität Paderborn, 2020.
2020 | Conference Paper | LibreCat-ID: 16487 |
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.
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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.
2020 | Journal Article | LibreCat-ID: 10790
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.
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J. Blömer, S. Brauer, K. Bujna, D. Kuntze, Advances in Data Analysis and Classification 14 (2020) 147–173.
2020 | Dissertation | LibreCat-ID: 15482
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.
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N. Löken, Cryptography for the Crowd — A Study of Cryptographic Schemes with Applications to Crowd Work, 2020.
2020 | Bachelorsthesis | LibreCat-ID: 18638
Comparison of Zero-Knowledge Range Proofs
P. Kramer, Comparison of Zero-Knowledge Range Proofs, Universität Paderborn, 2020.
LibreCat
P. Kramer, Comparison of Zero-Knowledge Range Proofs, Universität Paderborn, 2020.
2019 | Journal Article | LibreCat-ID: 2916
Complexity of single-swap heuristics for metric facility location and related problems
S. Brauer, Theoretical Computer Science 754 (2019) 88–106.
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S. Brauer, Theoretical Computer Science 754 (2019) 88–106.
2019 | Mastersthesis | LibreCat-ID: 15746
Outsourced Decryption of Attribute-based Ciphertexts
O. Otte, Outsourced Decryption of Attribute-Based Ciphertexts, 2019.
LibreCat
O. Otte, Outsourced Decryption of Attribute-Based Ciphertexts, 2019.
2019 | Bachelorsthesis | LibreCat-ID: 15747
On the Security of the Rouselakis-Waters Ciphertext-Policy Attribute-Based Encryption Scheme in the Random Oracle Model
N.C. Wördenweber, On the Security of the Rouselakis-Waters Ciphertext-Policy Attribute-Based Encryption Scheme in the Random Oracle Model, 2019.
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N.C. Wördenweber, On the Security of the Rouselakis-Waters Ciphertext-Policy Attribute-Based Encryption Scheme in the Random Oracle Model, 2019.
2019 | Bachelorsthesis | LibreCat-ID: 15819
Experimentelle Untersuchung des SEM-Algorithmus
M. Leutnant, Experimentelle Untersuchung Des SEM-Algorithmus, 2019.
LibreCat
M. Leutnant, Experimentelle Untersuchung Des SEM-Algorithmus, 2019.
2019 | Mastersthesis | LibreCat-ID: 13128 |
Rational Secure Multiparty Computation
H. Bröcher, Rational Secure Multiparty Computation, Universität Paderborn, 2019.
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H. Bröcher, Rational Secure Multiparty Computation, Universität Paderborn, 2019.
2019 | Mastersthesis | LibreCat-ID: 10306 |
Post-Quantum Secure Group Signatures
L.A. Porzenheim, Post-Quantum Secure Group Signatures, 2019.
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L.A. Porzenheim, Post-Quantum Secure Group Signatures, 2019.
2019 | Conference Paper | LibreCat-ID: 13554 |
Personal Cross-Platform Reputation
J. Blömer, N. Löken, in: Security and Trust Management, STM 2019, 2019.
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J. Blömer, N. Löken, in: Security and Trust Management, STM 2019, 2019.
2019 | Conference Paper | LibreCat-ID: 13557 |
Dynamic Searchable Encryption with Access Control
J. Blömer, N. Löken, in: 12th International Symposium on Foundations and Practice of Security, FPS 2019, Springer, 2019.
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J. Blömer, N. Löken, in: 12th International Symposium on Foundations and Practice of Security, FPS 2019, Springer, 2019.
2019 | Bachelorsthesis | LibreCat-ID: 13592
Efficient Finite-Field Arithmetic for Elliptic Curve Cryptography in Java
M. Pilot, Efficient Finite-Field Arithmetic for Elliptic Curve Cryptography in Java, Universität Paderborn, 2019.
LibreCat
M. Pilot, Efficient Finite-Field Arithmetic for Elliptic Curve Cryptography in Java, Universität Paderborn, 2019.
2019 | Mastersthesis | LibreCat-ID: 13648 |
Implementation and Comparison of Elliptic Curve Algorithms in Java
S. Scholz, Implementation and Comparison of Elliptic Curve Algorithms in Java, Universität Paderborn, 2019.
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S. Scholz, Implementation and Comparison of Elliptic Curve Algorithms in Java, Universität Paderborn, 2019.
2019 | Dissertation | LibreCat-ID: 13679
Classification and Approximation of Geometric Location Problems
S. Brauer, Classification and Approximation of Geometric Location Problems, Paderborn, 2019.
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S. Brauer, Classification and Approximation of Geometric Location Problems, Paderborn, 2019.
2019 | Conference Paper | LibreCat-ID: 13904 |
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.
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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.
2018 | Conference Paper | LibreCat-ID: 2862 |
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.
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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.
2018 | Journal Article | LibreCat-ID: 2685
Voronoi Cells of Lattices with Respect to Arbitrary Norms
J. Blömer, K. Kohn, SIAM Journal on Applied Algebra and Geometry. 2 (2018) 314–338.
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J. Blömer, K. Kohn, SIAM Journal on Applied Algebra and Geometry. 2 (2018) 314–338.
2018 | Conference Paper | LibreCat-ID: 3265 |
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.
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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.
2018 | Conference Paper | LibreCat-ID: 2965
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.
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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.
2018 | Working Paper | LibreCat-ID: 5820
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.
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J. Blömer, J. Bobolz, C. Scheideler, A. Setzer, Provably Anonymous Communication Based on Trusted Execution Environments, n.d.
2018 | Conference Paper | LibreCat-ID: 4344
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.
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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.
2018 | Bachelorsthesis | LibreCat-ID: 5426
Implementierung und Analyse von Searchable Encryption
O. von Heißen, Implementierung und Analyse von Searchable Encryption, 2018.
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O. von Heißen, Implementierung und Analyse von Searchable Encryption, 2018.
2018 | Dissertation | LibreCat-ID: 6597
Models and Constructions for Secure Reputation Systems
J. Juhnke, Models and Constructions for Secure Reputation Systems, Universität Paderborn, 2018.
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J. Juhnke, Models and Constructions for Secure Reputation Systems, Universität Paderborn, 2018.
2018 | Conference Paper | LibreCat-ID: 3873 |
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.
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J. Blömer, F. Eidens, J. Juhnke, in: The International Conference on Cryptology And Network Security (CANS), Springer, 2018, pp. 235–255.
2018 | Conference Paper | LibreCat-ID: 2379 |
Delegatable Attribute-based Anonymous Credentials from Dynamically Malleable Signatures
J. Blömer, J. Bobolz, in: ACNS 2018 Applied Cryptography & Network Security, n.d.
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J. Blömer, J. Bobolz, in: ACNS 2018 Applied Cryptography & Network Security, n.d.
2017 | Dissertation | LibreCat-ID: 2908
Soft Clustering Algorithms - Theoretical and Practical Improvements
K. Bujna, Soft Clustering Algorithms - Theoretical and Practical Improvements, Universität Paderborn, 2017.
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K. Bujna, Soft Clustering Algorithms - Theoretical and Practical Improvements, Universität Paderborn, 2017.
2017 | Conference Paper | LibreCat-ID: 2967 |
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.
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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.
2017 | Dissertation | LibreCat-ID: 116
CCA-Security for Predicate Encryption Schemes
G. Liske, CCA-Security for Predicate Encryption Schemes, Universität Paderborn, 2017.
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G. Liske, CCA-Security for Predicate Encryption Schemes, Universität Paderborn, 2017.
2017 | Conference Paper | LibreCat-ID: 2343 |
Searchable Encryption with Access Control
N. Löken, in: Proceedings of the 12th International Conference on Availability, Reliability and Security - ARES ’17, ACM Press, 2017.
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N. Löken, in: Proceedings of the 12th International Conference on Availability, Reliability and Security - ARES ’17, ACM Press, 2017.
2017 | Conference Paper | LibreCat-ID: 2344 |
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.
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J. Blömer, P. Günther, V. Krummel, N. Löken, in: Foundations and Practice of Security, Springer International Publishing, Cham, 2017, pp. 3–17.
2017 | Book Chapter | LibreCat-ID: 2381
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.
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S. Brauer, in: D. Fotakis, A. Pagourtzis, V.T. Paschos (Eds.), Lecture Notes in Computer Science, Springer International Publishing, Cham, 2017, pp. 116–127.
2017 | Mastersthesis | LibreCat-ID: 60
Semantically Secure Attribute-based Searchable Encryption
D. Niehus, Semantically Secure Attribute-Based Searchable Encryption, Universität Paderborn, 2017.
LibreCat
D. Niehus, Semantically Secure Attribute-Based Searchable Encryption, Universität Paderborn, 2017.
2017 | Bachelorsthesis | LibreCat-ID: 88
Instantiating a Predicate Encryption Scheme via Pair Encodings
A. Ganesh Athreya, Instantiating a Predicate Encryption Scheme via Pair Encodings, Universität Paderborn, 2017.
LibreCat
A. Ganesh Athreya, Instantiating a Predicate Encryption Scheme via Pair Encodings, Universität Paderborn, 2017.
2017 | Bachelorsthesis | LibreCat-ID: 67
Provably Secure Key-Derivation-Functions for Certain Types of Applications
M. Jürgens, Provably Secure Key-Derivation-Functions for Certain Types of Applications, Universität Paderborn, 2017.
LibreCat
M. Jürgens, Provably Secure Key-Derivation-Functions for Certain Types of Applications, Universität Paderborn, 2017.
2017 | Bachelorsthesis | LibreCat-ID: 104
EAX - An Authenticated Encryption Mode for Block Ciphers
D. Diemert, EAX - An Authenticated Encryption Mode for Block Ciphers, Universität Paderborn, 2017.
LibreCat
D. Diemert, EAX - An Authenticated Encryption Mode for Block Ciphers, Universität Paderborn, 2017.
2017 | Mastersthesis | LibreCat-ID: 117
Attribute-based Signatures using Structure Preserving Signatures
P. Bemmann, Attribute-Based Signatures Using Structure Preserving Signatures, Universität Paderborn, 2017.
LibreCat
P. Bemmann, Attribute-Based Signatures Using Structure Preserving Signatures, Universität Paderborn, 2017.
2016 | Mastersthesis | LibreCat-ID: 2898
Searchable Encryption
E. Weis, Searchable Encryption, 2016.
LibreCat
E. Weis, Searchable Encryption, 2016.
2016 | Conference Paper | LibreCat-ID: 2947
Singular Curve Point Decompression Attack
J. Blömer, P. Günther, in: 2015 Workshop on Fault Diagnosis and Tolerance in Cryptography (FDTC), IEEE, 2016.
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J. Blömer, P. Günther, in: 2015 Workshop on Fault Diagnosis and Tolerance in Cryptography (FDTC), IEEE, 2016.
2016 | Book Chapter | LibreCat-ID: 2948
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.
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P. Günther, V. Krummel, in: Mathematical Aspects of Computer and Information Sciences, Springer International Publishing, Cham, 2016, pp. 151–165.
2016 | Book Chapter | LibreCat-ID: 2968
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.
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J. Blömer, C. Lammersen, M. Schmidt, C. Sohler, in: Algorithm Engineering, Springer International Publishing, Cham, 2016, pp. 81–116.
2016 | Preprint | LibreCat-ID: 2969 |
Hard-Clustering with Gaussian Mixture Models
J. Blömer, S. Brauer, K. Bujna, (2016).
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J. Blömer, S. Brauer, K. Bujna, (2016).
2016 | Book Chapter | LibreCat-ID: 2970
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.
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J. Blömer, K. Bujna, in: Advances in Knowledge Discovery and Data Mining, Springer International Publishing, Cham, 2016, pp. 296–308.
2016 | Report | LibreCat-ID: 2971
Effizienz und Sicherheit paarungsbasierter Kryptographie
J. Blömer, P. Günther, Effizienz Und Sicherheit Paarungsbasierter Kryptographie, Tagungsband des 26. Fraunhofer SIT Smartcard-Workshops, 2016.
LibreCat
J. Blömer, P. Günther, Effizienz Und Sicherheit Paarungsbasierter Kryptographie, Tagungsband des 26. Fraunhofer SIT Smartcard-Workshops, 2016.
2016 | Bachelorsthesis | LibreCat-ID: 213
Comparison of different Definitions of Chosen-Ciphertext Security in Encryption schemes
L. Porzenheim, Comparison of Different Definitions of Chosen-Ciphertext Security in Encryption Schemes, Universität Paderborn, 2016.
LibreCat
L. Porzenheim, Comparison of Different Definitions of Chosen-Ciphertext Security in Encryption Schemes, Universität Paderborn, 2016.
2016 | Bachelorsthesis | LibreCat-ID: 214
Commitment Schemes - Definitions, Variants, and Security
K.S. Bemmann, Commitment Schemes - Definitions, Variants, and Security, Universität Paderborn, 2016.
LibreCat
K.S. Bemmann, Commitment Schemes - Definitions, Variants, and Security, Universität Paderborn, 2016.
2016 | Conference Paper | LibreCat-ID: 2367
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.
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J. Blömer, S. Brauer, K. Bujna, in: 2016 IEEE 16th International Conference on Data Mining (ICDM), IEEE, 2016, pp. 805–810.
2016 | Conference Paper | LibreCat-ID: 208
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.
LibreCat
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J. Blömer, G. Liske, in: Proceedings of the CT-RSA 2016, 2016, pp. 431–447.
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