Author: Ed Felten
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My Testimony on Behavioral Advertising
I’m testifying this morning at 10:00 AM (Eastern) at a Congressional hearing on “Behavioral Advertising: Industry Practices and Consumers’ Expectations”. It’s a joint hearing of two subcommittees of the House Committee on Energy and Commerce: the Subcommittee on Commerce, Trade, and Consumer Protection; and the Subcommittee on Communications, Technology, and the Internet . Witnesses at…
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CITP Seeking New Associate Director
In the next few days, I’ll be writing a post to announce CITP’s visiting fellows for the upcoming 2009-2010 academic year. But first, today, I want to let you know about a change in the Center’s leadership structure. After serving for two years as CITP’s first-ever Associate Director, David Robinson will be leaving us in…
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China's New Mandatory Censorware Creates Big Security Flaws
Today Scott Wolchok, Randy Yao, and Alex Halderman at the University of Michigan released a report analyzing Green Dam, the censorware program that the Chinese government just ordered installed on all new computers in China. The researchers found that Green Dam creates very serious security vulnerabilities on users’ computers. The report starts with a summary…
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Internet Voting: How Far Can We Go Safely?
Yesterday I chaired an interesting panel on Internet Voting at CFP. Participants included Amy Bjelland and Craig Stender (State of Arizona), Susan Dzieduszycka-Suinat (Overseas Vote Foundation) Avi Rubin (Johns Hopkins), and Alec Yasinsac (Univ. of South Alabama). Thanks to David Bruggeman and Cameron Wilson at USACM for setting up the panel. Nobody advocated a full-on…
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iPhone Apps: Apple Picks a Little, Talks a Little
Last week Apple, in an incident destined for the textbooks, rejected an iPhone app called Eucalyptus, which lets you download and read classic public-domain books from Project Gutenberg. The rejection meant that nobody could download or use the app (without jailbreaking their phone). Apple’s rationale? Some of the books, in Apple’s view, were inappropriate. Apple’s…
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European Antitrust Fines Against Intel: Possibly Justified
Last week the European Commission competition authorities charged Intel with anticompetitive behavior in the market for microprocessor chips, and levied a €1.06 billion ($1.45 billion) fine on the company. Some commentators attacked the ruling as ridiculous on its face. I disagree. Let me explain why the European action, though not conclusively justified at this point,…
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A Modest Proposal: Three-Strikes for Print
Yesterday the French parliament adopted a proposal to create a “three-strikes” system that would kick people off the Internet if they are accused of copyright infringement three times. This is such a good idea that it should be applied to other media as well. Here is my modest proposal to extend three-strikes to the medium…
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Breathalyzer Source Code Secrecy Endangers Minnesota Drunk Driving Convictions
The Minnesota Supreme Court ruled recently that defendants accused of drunk driving in the state are entitled to have their experts inspect the source code for the software in the Intoxilyzer breath-testing machines used by police to gauge the defendants’ blood alcohol levels. The defendants argued, successfully, that they were entitled to examine and challenge…
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Chinese Internet Censorship: See It For Yourself
You probably know already that the Chinese government censors Internet traffic. But you might not have known that you can experience this censorship yourself. Here’s how: (1) Open up another browser window or tab, so you can browse without losing this page. (2) In the other window, browse to baidu.com. This is a search engine…
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Fingerprinting Blank Paper Using Commodity Scanners
Today Will Clarkson, Tim Weyrich, Adam Finkelstein, Nadia Heninger, Alex Halderman and I released a paper, Fingerprinting Blank Paper Using Commodity Scanners. The paper will appear in the Proceedings of the IEEE Symposium on Security and Privacy, in May 2009. Here’s the paper’s abstract: This paper presents a novel technique for authenticating physical documents based…