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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In 2009 the Superior Court of New Jersey, Law Division, held a trial on the legality of using paperless direct-recording electronic (DRE) voting machines. Plaintiffs in the suit argued that…
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Join CITP in DC this Friday for "Emerging Threats to Online Trust"
Update – you can watch the video here. Please join CITP this Friday from 9AM to 11AM for an event entitled “Emerging Threats to Online Trust: The Role of Public…
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On Facebook Apps Leaking User Identities
The Wall Street Journal today reports that many Facebook applications are handing over user information—specifically, Facebook IDs—to online advertisers. Since a Facebook ID can easily be linked to a user’s…
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Court permits release of unredacted report on AVC Advantage
In the summer of 2008 I led a team of computer scientists in examining the hardware and software of the Sequoia AVC Advantage voting machine. I did this as a…
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HTC Willfully Violates the GPL in T-Mobile's New G2 Android Phone
[UPDATE (Oct 14, 2010): HTC has released the source code. Evidently 90-120 days was not in fact necessary, given that they managed to do it 7 days after the phone’s…
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Hacking the D.C. Internet Voting Pilot
The District of Columbia is conducting a pilot project to allow overseas and military voters to download and return absentee ballots over the Internet. Before opening the system to real…
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General Counsel's Role in Shoring Up Authentication Practices Used in Secure Communications
Business conducted over the Internet has benefited hugely from web-based encryption. Retail sales, banking transactions, and secure enterprise applications have all flourished because of the end-to-end protection offered by encrypted…
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Did a denial-of-service attack cause the flash crash? Probably not.
Last June I wrote about an analysis from Nanex.com claiming that a kind of spam called “quote stuffing” on the NYSE network may have caused the “flash crash” of shares…
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Advice for New Graduate Students
[Ed Felten says: This is the time of year when professors offer advice to new students. My colleague Prof. Jennifer Rexford gave a great talk to a group of our…