uhm - so it *is* possible to recover data that has been overwritten? 
in my understanding once you write 1s and 0s over every sector of the 
HD there should be no way of knowing whether the sector was a 1 or a 
0 before being overwritten?

I thought that the data was insecure (recoverable) only when the 
directory file was deleted - but the sectors are not overwritten...

I just find it kinda hard to imagine that someone would be able to 
work out what the data was in a sector if it was overwritten by 
completely new (even all null) data... whether it be consistent or 
random...

hmm... not really sure if there's a point here... but it sure beats 
talking about elections in a country that I'm not in! ;)

At 4:07 PM -0700 24/10/00, Sam Bayne wrote:
>Anyway, you stated that you didn't need it to be a really secure 
>wipe, so it probably doesn't matter, but IIRC it is easier to 
>recover data overwritten by a consistent pattern than a random mix. 
>I think more different-pattern wipes are harder to read through than 
>one pass of any amount of randomness, though.
-- 

        Nitro - 3D Visualisation, Graphics & Animation
                Ph (+61 2) 9810 5177 - Fx (+61 2) 9810 0199
                        http://www.nitro.com.au/



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