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August 2004 - Security Briefs
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Thanks to the ~100 folks who showed up for my security talk tonight - wow, that's a big crowd for a user's group! Here's a link to my online book . Here's the dead trees version (to be published in September). Here's a description of how Kerberos works...
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Craig points to an article describing some cryptanalysis being done on hash functions. It's interesting to see this - Fergusen and Schneier , in Practical Cryptography , warn that hash functions have not received much cryptanalysis, and recommend choosing...
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Given the way I use Windows, I often run into situations where windows will end up off screen and I need to get them back where I can see them. This is usually because of the way I use my dual monitors and switch one between machines. Regardless, this...
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Have you ever thought about what *hardware* is trusted implicitly by commercial operating systems? The CPU obviously must do its job correctly: a mistake during an access check would open a security hole. The hardware that implements virtual memory must...
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http://survey.mailfrontier.com/survey/quiztest.cgi From Michael Howard . I took this quiz and got 9/10 correct. The one I missed was pretty clever - you'd have to view-source to see the attack. I'm going to forward this on to all my non-technical friends...
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Is it just me or have you guys noticed that auditing support on Windows has gotten worse as the versions have moved on. I remember working with Windows NT 4 and it seemed like everything I asked to be audited actually got audited . But when Win2K shipped...
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Filet Mignon for the price of a pack of gum? http://www.forbes.com/home/commerce/2004/07/29/cx_ah_0729rfid.html Forbes has an interesting discussion of hacking the Radio Frequency ID tags that will soon be used to identify and check out items at big grocery...
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