Towards Privacy-Preserving Network Monitoring: Issues and Challenges. - Giuseppe Bianchi 001; Elisa Boschi; Dimitra I. Kaklamani; Eleftherios Koutsoloukas; Georgios V. Lioudakis; Francesco Oppedisano; Martin Petraschek; Fabio Ricciato; Carsten Schmoll (PIMRC, 2007)

Evaluating Performance Characteristics of SIP over IPv6. - Thomas Hoeher; Martin Petraschek; Slobodanka Tomic; Michael Hirschbichler (J. Networks, 2007)

Using SIP identity to prevent man-in-the-middle attacks on ZRTP. - Oliver Jung; Martin Petraschek; Thomas Hoeher; Ivan Gojmerac (Wireless Days, 2008)

Enhancing ZRTP by using Computational Puzzles. - Helmut Hlavacs; Wilfried N. Gansterer; Hannes Schabauer; Joachim Zottl; Martin Petraschek; Thomas Hoeher; Oliver Jung (J. Univers. Comput. Sci., 2008)

Security and Usability Aspects of Man-in-the-Middle Attacks on ZRTP. - Martin Petraschek; Thomas Hoeher; Oliver Jung; Helmut Hlavacs; Wilfried N. Gansterer (J. Univers. Comput. Sci., 2008)