Overview

• Publications
• Internal Reports
• Doctoral and Postdoctoral Qualifications
• Student Works
• Other Works

• Barisch, M.; Matos, A.: Integrating User Identity Management Systems with the Host Identity Protocol. In: Proceedings of the IEEE Symposium on Computers and Communications (ISCC'09), 2009.
• Barisch, M.: Modelling the Impact of Virtual Identities on Communication Infrastructures. In: Proceedings of the 5th ACM Workshop on Digital Identity Management (DIM 2009) (Collocated with ACM CCS2009).
• Gutscher, Andreas: A Method to Evaluate Uncertain and Conflicting Trust and Authenticity Statements. In: Proceedings of the 1st international Workshop on Managing Insider Security Threats (MIST) 2009; Purdue University, West Lafayette, USA, June 15-19, 2009.
• Neubauer, Martin: Modelling of Pseudonymity under Probabilistic Linkability Attacks. In: International Conference on Computational Science and Engineering, 2009. CSE '09.

• Barisch, M.; Neubauer, M.; Pagaime, J.; Girao, J.; Aguiar, R.: Privacy and Identity Management in a Layered Pervasive Service Platform. In: Privacy and Identity Management in a Layered Pervasive Service Platform Proceedings of the ICT Mobile and Wireless Communications Summit 2008 (ICT-MobileSummit 2008), Stockholm, 2008.
• Gutscher, Andreas; Heesen, Jessica; Siemoneit, Oliver: Possibilities and Limitations of Modeling Trust and Reputation. In: Möller, Manuel (ed.); Roth-Berghofer, Thomas (ed.); Neuser, Wolfgang (ed.): Proceedings of the Fifth International Workshop on Philosophy and Informatics: WSPI-2008; Kaiserslautern, Germany, April 1-2 2008.
• Gutscher, Andreas: Reasoning with Uncertain and Conflicting Opinions in Open Reputation Systems. In: Proceedings of the 4th International Workshop on Security and Trust Management: STM'08; Trondheim, Norway, June 10-17, 2008.
• Heesen, Jessica; Neubauer, Martin: Soziale Netze und die Individualisierung der IT als Datenschutzproblem. In: Beiträge der 38. Jahrestagung der Gesellschaft für Informatik e. V.: Informatik 2008, Proceedings 133, Beherrschbare Systeme – dank Informatik. Bd. 1, München: N/A.
• Papadopoulou, E.; McBurney, S.; Taylor, N.; Williams, M.H.; Dolinar, K.; Neubauer, M.: Using User Preferences to Enhance Privacy in Pervasive Systems. In: Proceedings of the 3rd International Conference on Systems (ICONS 2008).

• Gutscher, Andreas: A Trust Model for an Open, Decentralized Reputation System. In: Etalle Sandro (ed.); Marsh, Stephen (ed.): Trust Management, Proceedings of the Joint iTrust and PST Conferences on Privacy Trust Management and Security (IFIPTM 2007).
• Kiesel, Sebastian; Scharf, Michael: Modeling and Performance Evaluation of Transport Protocols for Firewall Control. In: Computer Networks, Volume 51, Issue 11, 2007.
• Wanke, Stephan; Scharf, Michael; Kiesel, Sebastian; Wahl, Stefan: Measurement of the SIP Parsing Performance in the SIP Express Router. In: Proc. EUNICE 2007, LNCS 4606.

• Aguiar, R.; Jähnert, J; Gomez Skarmeta, A.; Hauser, C.: Identity Management in Federated Telecommunications Systems. In: Proceedings of the Workshop on Standards for Privacy in User-Centric Identity Management 2006.
• Gutscher, Andreas: Coordinate Transformation - A Solution for the Privacy Problem of Location Based Services?. In: Proc. of the 2nd International Workshop on Security in Systems and Networks (in conjunction with IEEE International Parallel and Distributed Processing Symposium), 2006.
• Hauser, Christian: A Methodology for Evaluating Threats to Multiple Virtual Identities. In: Beträge zum Essener Workshop zur Netzwerksicherheit (EWNS) 2006.
• Kiesel, Sebastian; Scharf, Michael: Modeling and Performance Evaluation of SCTP as Transport Protocol for Firewall Control. In: Boavida, Fernando (ed.); Plagemann, Thomas (ed.); Stiller, Burkhard (ed.); Westphal, Cedric (ed.); Monteiro, Edmundo (ed.): Proceedings Networking 2006. Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications Systems: 5th International IFIP-TC6 Networking Conference, Coimbra, Portugal, May 15-19, 2006.
• Roßnagel, Alexander; Jandt, Silke; Müller, Jürgen; Gutscher, Andreas; Heesen, Jessica: Datenschutzfragen mobiler kontextbezogener Systeme. In: Pfitzmann, Andreas (ed.); Reimer, Helmut (ed.); Rihaczek, Karl (ed.); Roßnagel, Alexander (ed.): Datenschutzfragen mobiler kontextbezogener Systeme, Deutscher Universitäts-Verlag, 2006.
• Rothermel, Kurt; Ertl, Thomas; Dieter, Fritsch; Kühn, Paul J.; Mitschang, Bernhard; Westkämper, Engelbert; Becker, Christian; Dudkowski, Dominique; Gutscher, Andreas; Hauser, Christian; Jendoubi, Lamine; Nicklas, Daniela; Volz, Steffen; Wieland, Matthias: SFB 627 – Umgebungsmodelle für mobile kontextbezogene Systeme. In: Informatik - Forschung und Entwicklung. Vol. 21(1-2), 2006, Springer-Verlag.
• Scharf, Michael; Kiesel, Sebastian: Head-of-Line Blocking in TCP and SCTP: Analysis and Measurements. In: Proc. IEEE Globecom, San Francisco, CA, USA, 2006.

• Clarke, J.; Butler, S.; Hauser, C.; Neubauer, M.; Robertson, P.; Orazem, I.; Jerman Blazic, A.; Williams, H.; Yang, Y.: Security and Privacy in a Pervasive World. In: Proceedings of the Eurescom Summit 2005; Heidelberg, Germany, April 27-29, 2005.
• Kiesel, Sebastian; Scharf, Michael: Evaluation of SCTP as Transport Layer Protocol for Firewall Control. In: Workshop "Neue Herausforderungen in der Netzsicherheit", Universität Duisburg-Essen, 2005.
• Kühn, Paul J.: Entwicklungen zum Next Generation Network (NGN). In: Fachzeitschrift Praxis der Informationsverarbeitung und Kommunikation. Bd. 28(1), Munich: K.G. Saur Verlag GmbH, 2005.
• Olivereau, A.; Gomez Skarmeta, A.F.; Marin Lopez, R.; Weyl, B.; Brandao, P.; Mishra, P.; Ziemek, H.; Hauser, C.: An Advanced Authorization Framework for IP-based B3G Systems. In: Proceedings of the 14th IST Mobile & Wireless Communications Summit; Dresden, Germany, June 19-23, 2005.
• Weyl, B.; Brandao, P.; Gomez Skarmeta, A.F.; Marin Lopez, R.; Mishra, P.; Ziemek, H.; Hauser, C.: Protecting Privacy of Identities in Federated Operator Environments. In: Proceedings of the 14th IST Mobile & Wireless Communications Summit; Dresden, Germany, June 19-23, 2005.

• Clarke, J.; Butler, S.; Dempsey, S.; Crotty, M.; Brazil, J.; Blazic, A.; Hauser, C.; Neubauer, M.: Challenges of Identity, Authentication, and Discovery Management in a Ubiquitous Environment: The DAIDALOS perspective. In: Proceedings of the 7th International Symposium on Communications Interworking (INTERWORKING - 2004); Ottawa, Canada, Nov. 29 - Dec. 1, 2004.
• Farshchian, B.; Zoric, J.; Mehrmann, L.; Cawsey, A.; Williams, H.; Robertson, P.; Hauser, C.: Developing Pervasive Services For Future Telecommunication Networks. In: Proceedings of the IADIS International Conference WWW/Internet, Madrid, 2004.
• Hauser, Christian: Mobility Management Meets Privacy - the Failure of Existing Proposals and a New, Future-Proof Approach. In: Proceedings of the ACM International Workshop on Mobility Management and Wireless Access (in conjunction with MobiCom); Philadelphia, PA, USA, Oct. 1st, 2004.
• Kühn, Paul J.: Location-Based Services in Mobile Communication Infrastructures. In: International Journal of Electronics and Communications (AEÜ). Vol. 58(3), 2004, Elsevier.
• Lück, Stephan; Gutscher, Andreas: Improving Access Discovery by Analysing World-Model Information. In: 1. GI/ITG KuVS Fachgespräch Örtsbezogene Anwendungen und Dienste", 2004.

• Rothermel, Kurt; Fritsch, Dieter; Mitschang, Bernhard; Kühn, Paul J.; Bauer, Martin; Becker, Christian; Hauser, Christian; Nicklas, Daniela; Volz, Steffen: SFB 627: Umgebungsmodelle für mobile kontextbezogene Systeme. In: Proceedings Informatik 2003.

• Hauser, Christian; Leonhardi, Alexander; Kühn, Paul J.: Sicherheitsaspekte in Nexus - einer Plattform für ortsbezogene Anwendungen. In: it+ti, Zeitschrift für Informationstechnik und Technische Informatik. Bd. 5, 2002, München: Oldenbourg.

• Hauser, Christian; Kabatnik, Matthias: Towards Privacy Support in a Global Locations Service. In: Proceedings of the IFIP Workshop on IP and ATM Traffic Management (WATM/EUNICE 2001).

• Gloss, Bernd; Hauser, Christian: The IP Micro Mobility Approach. In: Sixth EUNICE Open European Summer School (Innovative Internet Applications), 2000.

• Barisch, Marc; Berg, Sabrina; Brodt, Andreas; Geiger, Lars; Gerpott, Torsten; Gutscher, Andreas; Hubig, Christoph; Kühlewind, Mirja; Kühn, Paul J.; Siemoneit, Oliver: Aspekte der Abrechenbarkeit und Bepreisung kontextbezogener Systeme, External SFB 627 Report, , 2010.
• Becker, Susanne; Blessing, André; Dürr, Frank; Geiger, Lars; Großmann, Matthias; Gutscher, Andreas; Häussermann, Kai; Heesen, Jessica; Käppeler, Uwe-Philipp; Lange, Ralph; Peter, Michael; Siemoneit, Oliver; Weinschrott, Harald; Zweigle, Oliver; Levi, Paul; Rothermel, Kurt: Reference Model for the Quality of Context Information, SFB 627 Report, 2010.

• Gutscher, Andreas: Datenschutzfragestellungen in kontexbezogenen Systemen, SFB 627 Report, 2006.
• Gutscher, Andreas: Zugriffskontrolle für Ortsinformationen in Nexus - Eine Gratwanderung zwischen Sicherheit und Funktionalität, SFB 627 Report, 2006.

• Hauser, Christian: Protecting Virtual Identities in Mobile IP-based Communication - Communication Networks and Computer Engineering Report No. 98, External Doctoral Thesis, , 2007.

• Olivier, Carole: Leistungsuntersuchung von Identitätsmanagementsystemen mittels Layered Queuing Networks, External Diploma Thesis, 2009.
• Ruiz, Victor: Entwurf und Implementierung einer Simulationsumgebung zur Leistungsbewertung von Zugriffskontrollmechanismen, External Student Thesis, 2009.

• Aldag, Leon: Untersuchung von Multi-Homing Ansätzen in IP-Netzen am Beispiel des Host Identity Protocols, External Student Thesis, 2008.
• Pan, Yi: Integration von dynamischen Rechten in die JAVA Sicherheitsarchitektur, External Student Thesis, 2008.

• Barisch, M.; Matos, A.: Schichtenübergreifendes Identitätsmanagement zwischen HIP und SAML - Ein Architekturkonzept. In: 6. Treffen der ITG-Fachgruppe 5.2.2 'Sicherheit in Netzen', Heidelberg, Juni 2009, Heidelberg, 2009, -.
• Barisch, M.: Identity Centric View on User Devices - The Virtual Device Concept and the Application of Policies. In: Project Cluster Event Primelife-Picos-Swift-Tas3 'Identity management and privacy', Brussels, 2009, -.

• Kögel, J.: The Daidalos Virtual Identity Concept. In: Beträge zum 22. Treffen der VDE/ITG-Fachgruppe 5.2.4 Mobilität in IP-basierten Netzen, Darmstadt,2007, -.

• Hauser, Christian: Unterstützung der Privatsphäre in mobiler IP-basierter Kommunikation. In: N/A, N/A, 2005.
• Hauser, Christian: Linking VIDs by Mobile IP-Based Communication. In: 1st Daidalos Scientific Day; Trondheim, Norway, N/A, 2005.