This blog post is joint work with Benjamin Greschbach, Tobias Pulls, Laura M. Roberts, and Nick Feamster. Counting almost two million daily users and 7,000 relays, the Tor network is the largest anonymity network operating today. The Tor Project is maintaining a privacy-enhanced version of the popular Firefox web browser—Tor Browser—that bounces its network traffic […]
A Peek at A/B Testing in the Wild
May 26, 2016 by
[Dillon Reisman was previously an undergraduate at Princeton when he worked on a neat study of the surveillance implications of cookies. Now he’s working with the WebTAP project again in a research + engineering role. — Arvind Narayanan] In 2014, Facebook revealed that they had manipulated users’ news feeds for the sake of a psychology study […]
The Interconnection Measurement Project
May 9, 2016 by
Building on the March 11 release of the “Revealing Utilization at Internet Interconnection Points” working paper, today, CITP is excited to announce the launch of the Interconnection Measurement Project. This unprecedented initiative includes the launch of a project-specific website and the ongoing collection, analysis, and release of capacity and utilization data from ISP interconnection points. […]
An Unprecedented Look into Utilization at Internet Interconnection Points
March 11, 2016 by
Measuring the performance of broadband networks is an important area of research, and efforts to characterize the performance of these networks continues to evolve. Measurement efforts to date have largely relied on inhome devices and are primarily designed to characterize access network performance. Yet, a user’s experience also relies on factors that lie upstream of ISP access networks, which […]
What Your ISP (Probably) Knows About You
March 4, 2016 by
Earlier this week, I came across a working paper from Professor Peter Swire—a highly respected attorney, professor, and policy expert. Swire’s paper, entitled “Online Privacy and ISPs“, argues that ISPs have limited capability to monitor users’ online activity. The paper argues that ISPs have limited visibility into users’ online activity for three reasons: (1) users […]
