Because DRAM doesn't get frostbite.
February 21, 2008 10:12 AM Subscribe
Whole-disk encryption defeated with canned air. [via.]Main site, with video.
posted by Skorgu (92 comments total)
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The security of whole-disk encryption rests on the fact that the secret key used to read the encrypted disk resides in the computer's main memory and thus disappears when the power is removed. It was widely believed that occurred quickly enough not to be trivially exploitable, an assumption that has proven incorrect.