Publications

2003

• Anonym im Netz – eine neue Gefahr?Köpsell, S., 2003, Security, E-Learning, E-Services, 17.DFN-Arbeitstagung uber Kommunikationsnetze. von Knop, J., Haverkamp, W. & Jessen, E. (eds.). Gesellschaft fur Informatik (GI), p. 677-690, 14 p.Research output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• Bezahlsystem für einen Mixkaskaden-basierten AnonymisierungsdienstKöpsell, S. & Müller, A., 2003, 33. Jahrestagung der Gesellschaft fur Informatik, Schwerpunkt "Sicherheit -Schutz und Zuverlassigkeit", INFORMATIK 2003 - Mit Sicherheit Informatik, INFORMATIK 2003. Grimm, R., Keller, H. B. & Rannenberg, K. (eds.). Gesellschaft fur Informatik (GI), p. 305-316, 12 p.Research output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• Modelling unlinkabilitySteinbrecher, S. & Köpsell, S., 2003, Privacy Enhancing Technologies . Dingledine, R. (ed.). Springer, Berlin [u. a.], p. 32-47, 16 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Chapter in book/Anthology/Report
• Wie viel Anonymität verträgt unsere Gesellschaft?Köpsell, S. & Pfitzmann, A., 2003, Security, E-Learning, E-Services, 17.DFN-Arbeitstagung uber Kommunikationsnetze. von Knop, J., Haverkamp, W. & Jessen, E. (eds.). Gesellschaft fur Informatik (GI), p. 13-26, 14 p.Research output: Contribution to book/conference proceedings/anthology/report > Conference contribution

2002

• Anonyme und unbeobachtbare Kommunikation im InternetFederrath, H., Köpsell, S. & Langos, H., 2002, 32. Jahrestagung der Gesellschaft fur Informatik, Informatik bewegt, INFORMATIK 2002. Schubert, S. E., Reusch, B. & Jesse, N. (eds.). Gesellschaft fur Informatik (GI), p. 481-487, 7 p.Research output: Contribution to book/conference proceedings/anthology/report > Conference contribution

2001

• Efficiency improvements of the private message serviceBerthold, O., Clauß, S., Köpsell, S. & Pfitzmann, A., 2001, Information Hiding: 4th International Workshop, IH 2001, Proceedings. Moskowitz, I. S. (ed.). Springer, Berlin [u. a.], p. 112-125, 14 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution
• Web MIXes: A system for anonymous and unobservable internet accessBerthold, O., Federrath, H. & Kopsell, S., 2001, Designing Privacy Enhancing Technologies: International Workshop on Design Issues in Anonymity and Unobservability, Proceedings. Federrath, H. (ed.). Springer, Berlin [u. a.], p. 115-129, 15 p.Electronic (full-text) versionResearch output: Contribution to book/conference proceedings/anthology/report > Conference contribution