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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One of the most common questions I get is “if I can bank online, why can’t I vote online”. A recently released (but undated) document ”Supplement to Authentication in an…
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Supreme Court Takes Important GPS Tracking Case
This morning, the Supreme Court agreed to hear an appeal next term of United States v. Jones (formerly United States v. Maynard), a case in which the D.C. Circuit Court…
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What Gets Redacted in Pacer?
In my research on privacy problems in PACER, I spent a lot of time examining PACER documents. In addition to researching the problem of “bad” redactions, I was also interested…
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Universities in Brazil are too closed to the world, and that's bad for innovation
When Brazilian president Dilma Roussef visited China in the beginning of May, she came back with some good news (maybe too good to be entirely true). Among them, the announcement…
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Deceptive Assurances of Privacy?
Earlier this week, Facebook expanded the roll-out of its facial recognition software to tag people in photos uploaded to the social networking site. Many observers and regulators responded with privacy…
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New Research Result: Bubble Forms Not So Anonymous
Today, Joe Calandrino, Ed Felten and I are releasing a new result regarding the anonymity of fill-in-the-bubble forms. These forms, popular for their use with standardized tests, require respondents to…
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Tinkering with the IEEE and ACM copyright policies
It’s historically been the case that papers published in an IEEE or ACM conference or journal must have their copyrights assigned to the IEEE or ACM, respectively. Most of us…
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Studying the Frequency of Redaction Failures in PACER
Since we launched RECAP a couple of years ago, one of our top concerns has been privacy. The federal judiciary’s PACER system offers the public online access to hundreds of…
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"You Might Also Like:" Privacy Risks of Collaborative Filtering
Ann Kilzer, Arvind Narayanan, Ed Felten, Vitaly Shmatikov, and I have released a new research paper detailing the privacy risks posed by collaborative filtering recommender systems. To examine the risk,…
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Web Tracking and User Privacy Workshop: Test Cases for Privacy on the Web
This guest post is from Nick Doty, of the W3C and UC Berkeley School of Information. As a companion post to my summary of the position papers submitted for last…