CITP Blog is hosted by Princeton University’s Center for Information Technology Policy, a research center that studies digital technologies in public life. Here you’ll find comment and analysis from the digital frontier, written by the Center’s faculty, students, and friends.
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by Yixin Sun, Annie Edmundson, Henry Birge-Lee, Jennifer Rexford, and Prateek Mittal [In this post, we discuss a recent thread of research that highlights the insecurity of Internet services due…
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Is It Time for an Data Sharing Clearinghouse for Internet Researchers?
Today’s Senate hearing with Facebook’s Mark Zuckerberg will start a long discussion on data collection and privacy from Internet companies. Although the spotlight is currently on Facebook, we shouldn’t forget…
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Four cents to deanonymize: Companies reverse hashed email addresses
[This is a joint post by Gunes Acar, Steve Englehardt, and me. I’m happy to announce that Steve has recently joined Mozilla as a privacy engineer while he wraps up…
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Oblivious DNS: Plugging the Internet’s Biggest Privacy Hole
by Annie Edmundson, Paul Schmitt, Nick Feamster The recent news that Cloudflare is deploying their own DNS recursive resolver has once again raised hopes that users will enjoy improved privacy, since…
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Judge Declares Some PACER Fees Illegal but Does Not Go Far Enough
Five years ago, in a post called “Making Excuses for Fees on Electronic Public Records,” I described my attempts to persuade the federal Judiciary to stop charging for access to…
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When The Choice Is To Delete Facebook Or Buy A Loaf Of Bread
By Julieanne Romanosky and Marshini Chetty In the last week, there has been a growing debate around Facebook and privacy. On Twitter, the newly formed #deletefacebook movement calls for users…
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Is affiliate marketing disclosed to consumers on social media?
By Arunesh Mathur, Arvind Narayanan and Marshini Chetty YouTube has millions of videos similar in spirit to this one: The video reviews Blue Apron—an online grocery service—describing how it is…
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Artificial Intelligence and the Future of Online Content Moderation
Yesterday in Berlin, I attended a workshop on the use of artificial intelligence in governing communication online, hosted by the Humboldt Institute for Internet and Society. Context In the United…
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What’s new with BlockSci, Princeton’s blockchain analysis tool
Six months ago we released the initial version of BlockSci, a fast and expressive tool to analyze public blockchains. In the accompanying paper we explained how we used it to…
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New Jersey Takes Up Net Neutrality: A Summary, and My Experiences as a Witness
On Monday afternoon, I testified before the New Jersey State Assembly Committee on Science, Technology, and Innovation, which is chaired by Assemblyman Andrew Zwicker, who also happens to represent Princeton’s…