1. Project Overview Flying Freedom Per Heselius & Martin Hedenfalk

2. Project Objective Location privacy for mobile Internet

3. Background Traffic analysis User positioning Customer demand, Forrester ”Sponsor” Zero-knowledge Systems, Inc. Freedom System

4. Achievement Improved Freedom System –Architecture –Protocol design Simulation Payment system analysis INET 2001 conference paper

5. Features Seamless roaming/handover between IP networks Preserving TCP connections and UDP port bindings Preserving location privacy Unlocated mobile server

6. Freedom System Provides anonymous internet usage AIP, Anonymous Internet Proxy Route Creation Location privacy / mobility

10. Flying Freedom Extensions Roaming/handover between IP networks Server mobility

11. Simulation Proof of concept

12. Payment System Entities –Bank server –Freedom payment client –Service provider payment agent Cryptograhic algorithms –Bruce Schneier

14. Technical Conclusion Virtual circuit –Robustness –Link utilization & congestion Inefficient routing Scalability Unchanged privacy and security level

15. General Conclusion Ethics –Freedom of choice –Political organisations –Criminals Location dependent services Convenience Interesting technology Internet privacy is complex

16. Future Work Implement Payment system analysis & implementation Evaluation & analysis Internet standard

17. Related Documents Project documents –http://2g1319.ssvl.kth.se/2001/group8/ Questions? –ff@flyinglinux.net