Australasian Information Security Workshop, (Privacy Enhancing Technologies) AISW-Pet aims at promoting research on privacy enhancing technologies and increasing the synergy between academic and industrial researchers working in this area. It is a one-day workshop to be held in conjunction with the Australasian Computer Science Conference, as part of Australasian Computer Science Week in Ballarat, Victoria, Australia, 30 January - 2 February 2007. We seek submissions from academic and industrial researchers on all theoretical and practical aspects of privacy enhancing technologies. Suggested topics include but are not restricted to: Anonymity and unobservability modeling Attacks on anonymity systems Cryptography Ethics, policy and law relating to privacy Identity management and identity theft Privacy and anonymity in peer-to-peer architectures Privacy-enhanced data authentication/certification Privacy in ubiquitous computing Privacy preserving access control Privacy preserving data mining Protocols that preserve anonymity/privacy Security of statistical databases Usability issues and user interfaces for PETs Traffic analysis Trust and privacy Key dates Submission of paper 25 August 2006 Notification of Authors 26 September 2006 Final version due 20 October 2006 Author Registration 20 October 2006 Program Co-Chairs Chris Steketee (University of South Australia) Ljiljana Brankovic (University of Newcastle) Conference website http://www.newcastle.edu.au/conference/aisw2007/