Hemsen, P., Hesse, M., Löken, N., &; Nouri, Z. (2020). Platform-independent Reputation and Qualification System for Crowdwork. In 2nd Crowdworking Symposium. Paderborn.

Löken, N. (2020). Cryptography for the Crowd — A Study of Cryptographic Schemes with Applications to Crowd Work.https://doi.org/10.17619/UNIPB/1-854 

Blömer, J., &; Löken, N. (2019). Personal Cross-Platform Reputation. In Security and Trust Management, STM 2019 (Vol. 11738).https://doi.org/10.1007/978-3-030-31511-5_9 

Blömer, J., &; Löken, N. (2019). Dynamic Searchable Encryption with Access Control. In 12th International Symposium on Foundations and Practice of Security, FPS 2019 (Vol. 12056). Springer.

Blömer, J., &; Löken, N. (n.d.). Cloud Architectures for Searchable Encryption. In Proceedings of the 13th International Conference on Availability, Reliability and Security, ARES 2018 (pp. 25:1--25:10). New York, NY, USA: ACM.https://doi.org/10.1145/3230833.3230853 

Löken, N. (2017). Searchable Encryption with Access Control. In Proceedings of the 12th International Conference on Availability, Reliability and Security  - ARES ’17. ACM Press.https://doi.org/10.1145/3098954.3098987 

Blömer, J., Günther, P., Krummel, V., &; Löken, N. (2017). Attribute-Based Encryption as a Service for Access Control in Large-Scale Organizations. In Foundations and Practice of Security (pp. 3–17). Cham: Springer International Publishing.https://doi.org/10.1007/978-3-319-75650-9_1 

Blömer, J., Juhnke, J., &; Löken, N. (2015). Short Group Signatures with Distributed Traceability. In Proceedings of the Sixth International Conference on Mathematical Aspects of Computer and Information Sciences (MACIS) (pp. 166–180).https://doi.org/10.1007/978-3-319-32859-1_14 

Löken, N. (2015). A Group Signature Scheme with Distributed Group Management - An Application of Threshold Encryption. Universität Paderborn.

Löken, N. (2012). Identitätsbasierte Signaturen - Ein Sicherheitsbeweis für Signaturen auf Grundlage von Gap-Diffie-Hellman-Gruppen mit Hilfe des Forking-Lemmas. Universität Paderborn.