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In article ,
(Jim Hawkins) wrote:
*From:* "Jim Hawkins"
*Date:* Sun, 9 Feb 2014 18:00:36 -0000
Thanks for your advice, John and GR.
I'm still using XP Pro (with SP3).
Am I right in thinking that formatting removes all traces of files
which may have been on the drive before ?
No! a normal Windows quick format only reinitialises the file pointers. The data
is still there and still recoverable. A low level format will initialise every bit
on the disk to zero, but using forensic techniques still allows some data to be
If so, the ability to re-format selected parts of a drive (selected
files) would seem to be a good way to safely destroy unwanted files
which contain sensitive data. That's why I posted the question.
Or is safe enough to do it by overwriting (with the likes of
Eraser is certainly better as it does overwrite files with different information
several times. It's worth reading an article like this too:
I've not really investigated them because I usually use a sledgehammer to dispose
of old drives, but I suspect that most of these programs are designed to erase the
*entire* disk, not just selected files on it.