crypto-book sosp wip
DESCRIPTION
Crypto-Book SOSP WIPTRANSCRIPT
![Page 1: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/1.jpg)
Crypto-Book: Privacy Preserving Online Identities
John Maheswaran,
David Isaac Wolinsky, Bryan Ford
Yale University
![Page 2: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/2.jpg)
The Problem
![Page 3: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/3.jpg)
![Page 4: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/4.jpg)
![Page 5: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/5.jpg)
![Page 6: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/6.jpg)
![Page 7: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/7.jpg)
Our Solution
![Page 8: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/8.jpg)
privacy-preserving crypto layer
Personally identifiable social networking ID
Anonymized IDs – one pseudonym per site
![Page 9: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/9.jpg)
privacy-preserving crypto layer
![Page 10: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/10.jpg)
privacy-preserving crypto layer
Not linkable by Facebook or Crypto-Book
Not linkable by Facebook or Crypto-Book
![Page 11: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/11.jpg)
• Assign public/private keypairs to Facebook accounts – Using split trust server cloud
• User generates anonymous signature (linkable ring signature) – To anonymously authenticate
with third party sites
• ID is anonymous and accountable
Architecture Summary
![Page 12: Crypto-Book SOSP WIP](https://reader034.vdocuments.site/reader034/viewer/2022042606/548508075806b59f588b4703/html5/thumbnails/12.jpg)
Thanks!
• More info:
• www.crypto-book.com
• Poster this afternoon
• Workshop paper to appear in HotNets’13
– Available on our website