1. P2P gets married to Social Networks Minh Nguyen TELECOM SudParis anh_minh.nguyen@it-sudparis.eu

2. Social networks

3. Build communities Share interest, share activities Keep in touch with Friends Can we have more than that? What will be interested in Social networks!

4. First story: P2P and current Social networks

5. Why P2P is interesting? Instead of technical talks; We see success stories  P2P file-sharing BitTorrent, Kazaa, eDonkey Gnutella is dominating Internet traffic  Skype, the most successful P2P VoIP app  PPstream, the most successful P2P video app

6. Why P2P? Source: ipoque’s internet study P2P file sharing  > 50% internet traffic

7. Why P2P? Skype  17M concurrent users Services  Instant Messaging  Voice/Video  Conferencing

8. Why P2P? PPStream  #1 P2P Video streaming system  > 5000 channels  350 millions usages  12 millions active user per day Others:  Sopcast, PPlive, TVants, UUSee

9. P2P meets Social networks Social networks  Provide trust  Geographic locality  Content locality Why we do not build P2P services, P2P file-sharing, video streaming, storage, conferencing, telephony, computation over Social networks?!

10. Challenging How does underlying social networks assist P2P services How to characterize social networks: social graphs; social pattern; comlex graph Social Patterns recognition Need understanding Social networks to provide better P2P services over Social networks

11. Social graph Complex Dynamic Pattern?

12. Social graph Complex Dynamic Pattern?  Interest  Friends  Content

13. Second story: Next generation of Social networks

14. Natural social networks is P2P (People-to-People) Why does the information store on centralized server Can do we have spontaneous social networks Do we need internet to provide social networks Can social networks come to Mobile device; Mobile social networks Next P2P Social networks Completely P2P social networks without centralized Server!

15. Third story: P2P Social networks will be success in VietNam?

16. Vietnam’s social networks Vietnam population: > 86 millions #1 Vietnam’s Social networks  Yume.vn Others  Youbanbe.vn, Cyworld.vn, Tamtay.vn  Vietnamworks.vn, Youshop.vn…

17. Vietnam’s social networks P2P Service?

18. End of story “P2P will impact on Social networks what It has done to Internet”

19. Thank you Questions & Discussion Seeing is believing: a demonstration with completely P2P social networks over Wireless Ad hoc networks  Create and share your profile, build communities  P2P photo sharing,  P2P Voice/Video Telephony using P2PSIP as signalling  Instant messenging, Presence, Mail box…  Searching (user, communities, services)  P2P streaming, conferencing (in future)  P2P file-sharing with bittorent (in future)  Others… P2P got married to Social networks!