February 1, 2023

Archives for July 2014

Why were CERT researchers attacking Tor?

Yesterday the Tor Project issued an advisory describing a large-scale identification attack on Tor hidden services. The attack started on January 30 and ended when Tor ejected the attackers on July 4. It appears that this attack was the subject of a Black Hat talk that was canceled abruptly. These attacks raise serious questions about […]

Are We Rushing to Judgment Against the Hidden Power of Algorithms?

Several recent news stories have highlighted the ways that online social platforms can subtly shape our lives. First came the news that Facebook has “manipulated” users’ emotions by tweaking the balance of happy and sad posts that it shows to some users. Then, this week, the popular online dating service OKCupid announced that it had […]

A Scanner Darkly: Protecting User Privacy from Perceptual Applications

“A Scanner Darkly”, a dystopian 1977 Philip K. Dick novel (adapted to a 2006 film), describes a society with pervasive audio and video surveillance. Our paper “A Scanner Darkly”, which appeared in last year’s IEEE Symposium on Security and Privacy (Oakland) and has just received the 2014 PET Award for Outstanding Research in Privacy Enhancing Technologies, takes a closer look at […]

"Loopholes for Circumventing the Constitution", the NSA Statement, and Our Response

CBS News and a host of other outlets have covered my new paper with Sharon Goldberg, Loopholes for Circumventing the Constitution: Warrantless Bulk Surveillance on Americans by Collecting Network Traffic Abroad. We’ll present the paper on July 18 at HotPETS [slides, pdf], right after a keynote by Bill Binney (the NSA whistleblower), and at TPRC […]

Fair Use, Legal Databases, and Access to Litigation Inputs  

In copyright-and-fair-use news, a significant case for the legal profession’s access to the inputs of judicial decision-making was decided last week in federal district court in New York. The case was brought against West Publishing Corp. (owner of the Westlaw database) and Reed Elsevier (owner of the LexisNexis database) by two lawyers who alleged that their […]