The Ripple Exchange System: An In-Depth Analysis And Payment Privacy

Master Degree - Graduation Talk

Transcript

1. THE RIPPLE EXCHANGE SYSTEM: AN IN-DEPTH ANALYSIS AND PAYMENT PRIVACY By Adriano Di Luzio Supervisor Prof. Alessandro Mei Co-Supervisor Prof. Julinda Stefa 20 July 2016
5. 4 +30 € -10 $ +40 ฿
6. 5 0 €
7. 5 trust 0 €
8. 5 trust -20 € 5 sec
13. 8 $ $ $ ¥ ¥ $
14. 9 ~ 3 years > 500 GB > 160K > 23M
15. 10 Gateways: Who, where, trust and balance Users: Most Valuable Players Payments: Volume, trends, deltas and paths Consensus: Validators and Agreement Privacy: Uniqueness of payments
16. $ ¥
17. $ ¥
18. 12 0 20000 40000 60000 80000 100000 120000 140000 160000 180000 R1 R2 R3 R4 R5 n94a8g...endSoo n94aaY...RjEhVa n9JbRC...nfAF1o n9K4vf...7FUDUu n9KDJn...Q7KhQ2 n9KDWe...aFsVox n9Kewx...VWJ4xP n9KkJS...L7aGM9 n9KsiC...nWfDbS n9L21J...KXMxyZ n9L6Xc...tzbS3G n9LD3q...SdAjfC n9LFrq...2N4tqt n9LJNH...3RDUKa n9LWm9...uBXfEH n9LXgn...VfrY42 n9LsfY...9yuez6 n9M15o...2Fct7s n9M3WR...C3qjsR n9M4pt...vFuyDP n9M83N...f2gg27 n9MKk7...F4SG8T n9MLVG...j21tX3 n9MQeS...quKwzA n9MabQ...M3BzeL n9Mb8Z...aKiCnD n9MfTP...fHrELR n9Mjcq...4ZkRgp n9MoY1...MjPjd4 Total rounds Valid rounds
19. 13 Timestamp Amount Currency Destination Identity
20. 0. ⟨Amax , Ts, C, D⟩ 1. ⟨Amax, Ts, −, D⟩ 2. ⟨Amax, Ts, C, −⟩ 3. ⟨ − , Ts, C, D⟩ 4. ⟨Ahgh, Tm, C, D⟩ 5. ⟨ Aavg , Th, C, D⟩ 6. ⟨ Alow , Td, C, D⟩ 7. ⟨Amax , −, C, D⟩ 8. ⟨Amax, −, −, −⟩ 9. ⟨Alow, Td, −, −⟩ 0% 20% 40% 60% 80% 100%
21. 15 Gateways: Who, where, trust and balance Users: Most Valuable Players Payments: Volume, trends, deltas and paths Consensus: Validators and Agreement Privacy: Uniqueness of payments
22. De-anonymizing Transactions And a Study of the Consensus Robustness Within the Ripple Currency Exchange System (waiting for reviews) HotNets 2016 Gatekeepers of a Distributed Financial World: Anonymity and Trustworthiness of Ripple Validators (to be submitted) IEEE INFOCOM 2017 16
23. THANK YOU! ANY QUESTION? 17
24. Images credits: freepik 18