Steven  Allen

Steven Allen

Scholar Title

MIT EECS - eBay Inc. Undergraduate Research and Innovation Scholar

Research Title

Distributed Access Control for Social Media




David R. Karger


Currently, the only way to share group-private content on the web is to have every member of the group create an account with a service and then manually add them to a group. This is both a burden on the service as it must have a complete permissions infrastructure and on its users. With a distributed ACL protocol, third parties would manage these ACLs allowing a single ACL to be used across multiple services. Such a system would also increase user privacy as the content and the ACL of the content would be known by separate services.


I worked for Prof. Karger over the summer on list-it, a multi-platform note-taking application developed to study note taking habits. My brother and I designed and built a gallery website for an architecture firm (

Back to Scholars