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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[Bernard Lang, a prominent French computer scientist and infotech policy commentator, sent me an interesting message about the much-discussed legislative developments in France. It includes the first English translation I…
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Apples, Oranges, and DRM
Last week mp3.com reported on its testing of portable music players, which showed that playing DRM (copy-protected) songs drained battery power 25% faster in Windows Media players, and 8% faster…
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Nuts and Bolts of Net Discrimination: Encryption
I’ve written several times recently about the technical details of network discrimination, because understanding these details is useful in the network neutrality debate. Today I want to talk about the…
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Facebook and the Campus Cops
An interesting mini-controversy developed at Princeton last week over the use of the Facebook.com web site by Princeton’s Public Safety officers (i.e., the campus police). If you’re not familiar with…
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NYU/Princeton Spyware Workshop Liveblog
Today I’m at the NYU/Princeton spyware workshop. I’ll be liveblogging the workshop here. I won’t give you copious notes on what each speaker says, just a list of things that…
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RFID Virus Predicted
Melanie Rieback, Bruno Crispo, and Andy Tanenbaum have a new paper describing how RFID tags might be used to propagate computer viruses. This has garnered press coverage, including a John…
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Discrimination, Congestion, and Cooperation
I’ve been writing lately about the nuts and bolts of network discrimination. Today I want to continue that discussion by talking about how the Internet responds to congestion, and how…
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Where to Go, and What to Read
We don’t have a “real” post today, just plugs for two good things. (1) The NYU/Princeton interdisciplinary workshop on spyware will be next Thursday (evening) and Friday (day), in New…
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RIAA Says Future DRM Might "Threaten Critical Infrastructure and Potentially Endanger Lives"
We’re in the middle of the U.S. Copyright Office’s triennial DMCA exemption rulemaking. As you might expect, most of the filings are dry as dust, but buried in the latest…
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Nuts and Bolts of Net Discrimination, Part 2
Today I want to continue last week’s discussion of how network discrimination might actually occur. Specifically, I want to talk about packet reordering. Recall that an Internet router is a…