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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I wrote Friday about weaknesses in the HDCP handshake protocol that is being used to set up encryption of very high-def TV content that is in transit from devices like…
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Making and Breaking HDCP Handshakes
I wrote yesterday about the HDCP/HDMI technology that Hollywood wants to use to restrict the availability of very high-def TV content. Today I want to go under the hood, explaining…
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HDMI and Output Control
Tim Lee at Tech Liberation Front points out an interesting aspect of the new MovieBeam device – it offers its highest-resolution output only to video displays that use the HDMI…
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Understanding the Newts
Recently I’ve been trying to figure out the politics of technology policy. There seem to be regularly drawn battle lines in Congress, but for the most part tech policy doesn’t…
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Princeton-Microsoft Intellectual Property Conference
Please join us for the 2006 Princeton University – Microsoft Intellectual Property Conference, Creativity & I.P. Law: How Intellectual Property Fosters or Hinders Creative Work, May 18-19 at Princeton University.…
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Interoperability, and the Birth of the Web
Tim Berners-Lee was here yesterday, and he told some interesting stories about the birth and growth of the Web. I was particularly intrigued by his description of the environment at…
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Guns vs. Random Bits
Last week Tim Wu gave an interesting lecture here at Princeton – the first in our infotech policy lecture series – entitled “Who Controls the Internet?”, based on his recent…
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Korean Music Industry Puts Negative Value on DRM
The Korean music industry has negotiated a deal that puts a monetary price on the inconvenience customers experience due to Digital Restrictions Management (DRM) technology. According to a DRM Watch…
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Conscientious Objection in P2P
One argument made against using P2P systems like Grokster was that by using them you might participate in the distribution of bad content such as infringing files, hate speech, or…
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The French DRM Law, and the Right to Interoperate
Thanks to Bernard Lang for yesterday’s discussion of the proposed French DRM law. The proposed law has been widely criticized in the U.S. press. Assuming Dr. Lang’s translation is correct,…