Features are Faults Redux

There was a question about which of these vulnerabilities were found by researchers, as opposed to troublemakers. The answer was most, if not all of them, but it made me realize one additional point I hadn’t mentioned. Unlike the prototypical buffer overflow vulnerability, exploiting features is very reliable. Exploiting something like shellshock or imagetragick requiresContinue reading “Features are Faults Redux”

Feynman’s Lost Lecture: The Motion of Planets Around the Sun

This is the story of how Feynman’s lost lecture came to be lost, and how it came to be found again. In April 1992, as Caltech’s archivist, I was asked by Gerry Neugebauer, the chairman of the Division of Physics, Mathematics and Astronomy, to go through the files in Robert Leighton’s office. Leighton was illContinue reading “Feynman’s Lost Lecture: The Motion of Planets Around the Sun”

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