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A faster way to securely delete files
I'd be interested to hear more about why overwriting doesn't actually work. I saw a BBC Horizon program on forensics once, where they partially restored an IRA hard drive which had been erased with triple DES and Blowfish, sufficient to secure a conviction beyond a reasonable doubt.
Also, this is something which you may be already aware of, but the "Read More..." link in your RSS feed doesn't point to the actual article (see screen shot). http://i730.photobucket.com/albums/ww302/thatjim/rss.png
A faster way to securely delete files
And I thought the government agency I work for is just being overly cautious by requiring physical destruction of drives with some classes of information stored thereon.
A faster way to securely delete files
I can't find the article right now, but if I remember correctly it has to do with the slightly wobbly nature of the magnetic spots - the head movements aren't precise so they overlap - meaning some of the original is off to the left or the right.. and that can be picked up with specialized equipment.
A faster way to securely delete files
In the defence business, to declassified or remove classified data on a hard drive requires the physical destruction of the drive with a hammer (or similar) and witnessed by a security officer. Overwriting is not sufficient to meet security procedures. |
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