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Originally Posted by Stompy
Hypothetically, short of destroying a disk, how many passes would it take to safely say, "Well... they aren't gettin crap off that drive."
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When I say a government wants the info, I mean like military secretes, not what porn you downloaded... 3 is plenty for any normal person,
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Originally Posted by Kadath
What about magnetic erasure of a disk? Is that recoverable?
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That can actually be worse, the same principle as changing it all to 0, by making one big change, it can be reversed.