PETWorkshop 2004 Rump Session Gergely Tth Budapest University

PETWorkshop 2004 — Rump Session Gergely Tóth Budapest University of Technology and Economics Department of Measurement and Information Systems SEARCH Laboratory Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 1

General-purpose Anonymity Framework Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 2

Extending the OSI Model • Problem: Problem current network layer architecture does not provide anonymity • Our aim: extend the existing OSI model in order to support anonymity – introduce new layers for different functions – create an implementation (open source free software) Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 3

The New Architecture Application-level anonymity services (e. g. e-voting, e-payment) Provides security (encryption, integrity protection, authentication, etc. ) Enables anonymous replies thus provides bi-directional streams Provides anonymity for messages by relaying them through intermediate nodes in order to break the end-to-end TCP link Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 4

INDICARE The INformed DIalogue about Consumer IN DI Acceptability of DRM Solutions in Europe Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 5

Aim of INDICARE • Problems with user acceptance of DRM • Proposed solution: solution bring together the different involved parties: users, solution providers, service providers, etc. • Start an informed dialogue – discussions stimulated and informed by good quality input Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 6

How to Benefit from INDICARE • • Comprehensive and informative website Electronic discussion forum “e-Payments for Digital Content” Newsletter Five workshops October 28, 2004 Budapest, Hungary State of the art reports together with HISEC Consumer survey Publications for specifically targeted audiences Gergely Tóth, Rump Session PETWorkshop 2004, Toronto, Canada, 26 -28 May 2004 7