February 21, 2017

Archives for November 2013

Bitcoin Research in Princeton CS

Continuing our post series on ongoing research in computer security and privacy here at Princeton, today I’d like to survey some of our research on Bitcoin. Bitcoin is hot right now because of the recent run-up in its value. At the same time, Bitcoin is a fascinating example of how technology, economics, and social interactions fit together to create something of value.
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Web measurement for fairness and transparency

[This is the first in a series of posts giving some examples of security-related research in the Princeton computer science department. We’re actively recruiting top-notch students to enter our Ph.D. program, as well as postdocs and visiting scholars. We don’t have enough bandwidth here on the blog to feature everything we do, so we’ll be highlighting a few examples over the next couple of weeks.]

Everything we do on the web is tracked, profiled, and analyzed. But what do companies do with that information? To what extent do they use it in ways that benefit us, versus discriminatory ways? While many concerns have been raised, not much is known quantitatively. That’s why at Princeton we’re building an infrastructure to detect, measure and reverse engineer differential treatment of web users.

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NSA Strategy 2012-16: Outsourcing Compliance to Algorithms, and What to Do About It

Over the weekend, two new NSA documents revealed a confident NSA SIGINT strategy for the coming years and a vast increase of NSA-malware infected networks across the globe. The excellent reporting overlooked one crucial development: constitutional compliance will increasingly be outsourced to algorithms. Meaningful oversight of intelligence practises must address this, or face collateral constitutional damage. [Read more…]