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Musubi: A Decentralized Social App Platform for Enhanced Privacy and User Control

Musubi is a groundbreaking mobile social app platform developed at Stanford's MobiSocial Computing Laboratory. Supported by top companies, it aims to create a decentralized social graph where users maintain control over their data without monopolistic constraints of major social networks. With features such as encrypted messaging and identity-based encryption, Musubi encourages privacy-preserving interactions among users, fostering an innovative environment for app development and social engagement. Set to launch in Q2 on the Android Market, Musubi has garnered positive feedback from users, promising a new era for social networking.

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Musubi: A Decentralized Social App Platform for Enhanced Privacy and User Control

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  1. Musubi: A Mobile Social Internet Monica Lam MobiSocial Computing Laboratory Stanford University With Ben Dodson, Michael Fischer, SudheendraHangal, AbhinayNagpal, T. J. Purtell, Ian Vo MobiSocial Lab is supported by AVG, Google, ING Direct, Nokia, Sony Ericsson. Part of the NSF Programmable Open Mobile Internet (POMI)2020 project.

  2. Social App Platform FB Android SDK Facebook Graph 800 Million Users

  3. Today’s Social Intranets Loss of privacy

  4. Today’s Social Intranets Loss of privacy Monopoly

  5. Today’s Social Intranets Zynga Dependency on Facebookwsj, 10-12-11 Loss of privacy Monopoly Loss of competition

  6. Vision: Social Intranet -> Internet No single owner of users’ data or app platform No need to join the same network

  7. Today Social Networking TCP/IP Global Social Graph

  8. TGCP: Disintermediation TGCP Trusted Group Communication Protocol Problem 1: Phones cannot talk to each other  Encrypted messages based on public keys

  9. Social App Platform TCP/IP FB app Global Social Graph

  10. POSI: Phone-Based Open Social Interactions API POSI Social OS Trusted Group Communication Protocol Problem 2: Global social graph  Decentralized graph  Enable decentralized apps

  11. Friends = Address Book Contacts IBE (Identity-Based Encryption)

  12. High Level View

  13. Turn existing apps socialVirility: friends’ app activities

  14. Starting a game

  15. Joining a Game

  16. Interactive TV with Privacy

  17. Musubi • Approved by 30 grade school children “Musubi is AWESOME!” • To release in Android Market in Q2 • WWW 2012

  18. Privacy + Marketing Combo Cloud Service Device App Lots more data! Private Data Private Data on Device Use our data to help ourselves User Profile User Profile Ads Ads DO NOT TRACK

  19. Experience-Infused Apps Social Chatter Websites Names in email Rating Personalized Highlights in Browser [IUI 2012] Personalized Search Engine [CSCW 2012]

  20. Research Direction Central  Distributed Big data  Egocentric (more data, more cycles per person) No privacy  Privacy (COPPA, health) Proprietary  Open

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