Decentralized Systems and Network Services Research Group - TM
Dr.-Ing. Jens Köhler

Dr.-Ing. Jens Köhler

  • Karlsruher Institut für Technologie (KIT)
    Institut für Telematik (TM)
    Dezentrale Systeme und Netzdienste (DSN)

    Geb. 20.21
    Zirkel 2
    76131 Karlsruhe


Access Pattern Confidentiality-Preserving Relational Databases: Deployment Concept and Efficiency Evaluation.
Degitz, A.; Köhler, J.; Hartenstein, H.
2016. Proceedings of the 19th International Conference on Extending Database Technology, EDBT 2016, Bordeaux, France, 15th - 16th March 2016 
SECURUS : A Provably Secure Database Outsourcing Scheme.
Nilges, T.; Köhler, J.
2015. Security Research Conference : 10th Future Security, Proceedings, Berlin, Germany, 15th - 17th September 2015. Ed.: J. Beyerer, 57–67, Fraunhofer Verlag 
Index Optimization for L-Diversified Database-as-a-Service.
Köhler, J.; Hartenstein, H.
2015. 9th International Workshop on Data Privacy Management, DPM 2014, 7th International Workshop on Autonomous and Spontaneous Security, SETOP 2014 and 3rd International Workshop on Quantitative Aspects in Security Assurance, QASA 2014 held in conjunction with 19th Annual European Research Event in Computer Security Symposium, ESORICS 2014; Wroclaw; Poland; 10 September 2014 through 11 September 2014. Ed.: J. Posegga, 114–132, Springer. doi:10.1007/978-3-319-17016-9_8
SECURUS: Composition of Confidentiality Preserving Indexing Approaches for Secure Database-as-a-Service.
Köhler, J.; Jünemann, K.; Hartenstein, H.
2014. Praxis der Informationsverarbeitung und Kommunikation, 37 (2), 149–155. doi:10.1515/pik-2014-0011
Securus: From Confidentiality and Access Requirements to Data Outsourcing Solutions.
Köhler, J.; Jünemann, K.
2014. Privacy and Identity Management for Emerging Services and Technologies : 8th IFIP WG 9.2, 9.5, 9.6/11.7, 11.4, 11.6 International Summer School, Nijmegen, The Netherlands, June 17-21, 2013. [Konferenz]. Ed.: M. Hansen, 139–149, Springer Verlag 
bwIDM - Federated Access to IT-Based Services at the Universities of the State of Baden-Württemberg.
Köhler, J.; Labitzke, S.; Simon, M.; Dussa, T.; Nussbaumer, M.; Hartenstein, H.
2014. Praxis der Informationsverarbeitung und Kommunikation, 37 (1), 15–21. doi:10.1515/pik-2013-0025
Das bwIDM-Projekt - Wegbereiter für eine föderative T-Dienstelandschaft in BW.
Köhler, J.; Simon, M.; Nussbaumer, M.
2013. SCC-News, (2013,1), 20–21 
Federating HPC access via SAML: Towards a plug-and-play solution.
Köhler, J.; Simon, M.; Nussbaumer, M.; Hartenstein, H.
2013. 28th International Supercomputing Conference on Supercomputing, ISC 2013; Leipzig; Germany; 16 June 2013 through 20 June 201, 462–473, Springer Berlin Heidelberg. doi:10.1007/978-3-642-38750-0_35
User-Centric Management of Distributed Credential Repositories: Balancing Availability and Vulnerability.
Köhler, J.; Mittag, J.; Hartenstein, H.
2013. Proceeding SACMAT ’13 Proceedings of the 18th ACM symposium on Access control models and technologies, Amsterdam, The Netherlands — June 12 - 14, 2013, 237–248, Association for Computing Machinery (ACM). doi:10.1145/2462410.2462412
OCCASIO: an Operable Concept for Confidential and Secure Identity Outsourcing.
Köhler, J.; Hartenstein, H.
2013. 2013 IFIP/IEEE International Symposium on Integrated Network Management, IM 2013; Ghent; Belgium; 27 May 2013 through 31 May 2013, 235–243, Institute of Electrical and Electronics Engineers (IEEE) 
FACIUS - Föderieren nicht webbasierter Dienste.
Köhler, J.; Simon, M.
2012. SCC-News, (2), 22–23 
Securus - Vereinfachtes Auslagern vertraulicher Daten.
Köhler, J.; Jünemann, K.
2012. SCC-News, (2012,3), 19 
bwIDM : Federated Identity Management for the state of Baden-Württemberg (Germany).
Köhler, J.; Simon, M.; Labitzke, S.; Dussa, T.; Nussbaumer, M.
2012. The European Grid Infrastructure Technical Forum [Proceedings], Prague, Czech Republic, 17-21 September 2012 
FACIUS: An Easy-to-Deploy SAML-based Approach to Federate Non Web-Based Services.
Köhler, J.; Labitzke, S.; Simon, M.; Nussbaumer, M.; Hartenstein, H.
2012. 11th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, TrustCom-2012; Liverpool; United Kingdom; 25 June 2012 through 27 June 2012, 557–564, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/TrustCom.2012.158
Data Outsourcing Simplified: Generating Data Connectors from Confidentiality and Access Policies.
Jünemann, K.; Köhler, J.; Hartenstein, H.
2012. Workshop on Data-intensive Process Management in Large-Scale Sensor Systems (DPMSS 2012), Proceedings of the 12th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGrid 2012), Ottawa, Canada, Mai 2012, 923–930, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/CCGrid.2012.117