Month: September 2010

  • 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 incoming engineering Ph.D. students, about how to make the most of graduate school. Here’s what she said: ] Those of you who know me, know…

  • Copyright, Censorship, and Domain Name Blacklists at Home in the U.S.

    Last week, The New York Times reported that Russian police were using copyright allegations to raid political dissidents, confiscating the computers of advocacy groups and opposition newspapers “under the pretext of searching for pirated Microsoft software.” Admirably, Microsoft responded the next day with a declaration of license amnesty to all NGOs: To prevent non-government organizations…

  • Understanding the HDCP Master Key Leak

    On Monday, somebody posted online an array of numbers which purports to be the secret master key used by HDCP, a video encryption standard used in consumer electronics devices such as DVD players and TVs. I don’t know if the key is genuine, but let’s assume for the sake of discussion that it is. What…

  • Why did anybody believe Haystack?

    Haystack, a hyped technology that claimed to help political dissidents hide their Internet traffic from their governments, has been pulled by its promoters after independent researchers got a chance to study it and found severe problems. This should come as a surprise to nobody. Haystack exhibited the warning signs of security snake oil: the flamboyant,…