Cutting the power doesn't necessarily mean that memory is cleared.

It has long been a piece of grassroots wisdom that when the power to your computer goes dead, you're up a certain creek without a means of propulsion: Whatever you were doing at the time had gone to the great bit bucket in the sky, and unless you'd just saved your work you could kiss your next couple of hours goodbye while reconstructing everything. However, from a technical standpoint this isn't actually true. Modern-day DRAM can actually hold usable data for a finite but non-zero period of time after the main power's been cut off. This has actually been known …

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Federal judge decrees that divulging your PGP passphrase violates the fifth amendment.

I can't say that I'm wild about the circumstances behind this (in fact, it's taken two days to calm down sufficiently to write about it without ranting), but the ramifications of this ruling are far-reaching and not a bit relevant these days.

In 2006, a Canadian citizen named Sebastien Boucher crossed the border into the United States and was stopped. His laptop was searched by US Customs agents. Allegedly, thousands of images related to child pornography were found on the drive (in case you haven't heard, US ICE (Immigration and Customs Enforcement) reserves the right to examine and make disk …

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