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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Verizon has filed another brief (with supporting papers) in its battle with the RIAA, in Verizon’s continuing effort to protect the anonymity of one of its customers, who has been…
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Needlepoint Piracy: An Exclusive Interview!
Here at Freedom to Tinker, we are relentless in our quest to bring you the finest in pseudo-journalism. And so when Frank Field lifted the lid on needlepoint piracy, our…
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DRM, and the First Rule of Security Analysis
When I teach Information Security, the first lecture is dedicated to the basics of security analysis. And the first rule of security analysis is this: understand your threat model. Experience…
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DRM in Cell Phones?
Elisa Batista at Wired News reports on the Cellular Telecommunications and Internet Association (CTIA) trade show. Rep. Billy Tauzin gave his perspective in a speech: But Tauzin did offer [CTIA…
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DRM and the Regulatory Ratchet
Regular readers know that one of my running themes is the harm caused when policy makers don’t engage with technical realities. One of the most striking examples of this has…
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Online Porn and Bad Science
Declan McCullagh reports on yesterday’s House Government Reform Committee hearings on porn and peer-to-peer systems. (I’m sure there is some porn on these systems, as there is in every place…
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Too Late
Julian Bigelow, who was chief engineer on the IAS computer (the architectural forerunner of today’s machines) died about three weeks ago at the age of 89. Today I learned where…
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Grimmelmann on the Berkeley DRM Conference
James Grimmelmann at LawMeme offers a typically insightful and entertaining summary of the recent Berkeley DRM Conference. Here’s my favorite part: And thus, the sixty-four dollar question: Is any of…
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Reader Replies on Congestion and the Commons
Thanks to all of the readers who responded to my query about why the Internet’s congestion control mechanisms aren’t destroyed by selfish noncompliance. Due to the volume of responses, I…
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Congestion Control and the Tragedy of the Commons
I have been puzzling lately over why the Internet’s congestion control mechanisms work. They are a brilliant bit of engineering, but they fail utterly to account for the incentives of…