Re: Deleting files

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From	Huge <Huge@nowhere.much.invalid>
Newsgroups	comp.misc
Subject	Re: Deleting files
Date	17 Jul 2014 14:28:18 GMT
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On 2014-07-17, Peter Percival <peterxpercival@hotmail.com> wrote:
> It is my belief (and you may be quite sure I know absolutely nothing 
> about the matter) that when I delete a file under Windows 7 what 
> actually happens is that the space used by the file is marked as 
> available for new file creation.  So the supposedly deleted file might 
> hang around for sometime before it gets written over; and even then it 
> might be readable because some residual magnetism (? or something) 
> remains on the disk which can be read by specialised hardware or software.
>
> So, two questions:
> i) is there a file deleting program that will write random data over the 
> deleted file?
> ii) To take care of files already deleted but not in the thorough way 
> envisaged under i), is there a free space cleaning program that will 
> write random data over the free space?
>
> I fancy ii) will take a while to run.

Google "windows disk scrubber".


-- 
Today is Pungenday, the 52nd day of Confusion in the YOLD 3180
"I do not believe in revealed religion — I will have nothing to do with your
immortality; we are miserable enough in this life, without speculating on
another." Lord Byron, 1778-1824, letter to Rev. Francis Hodgson, 1811

Thread

Deleting files Peter Percival <peterxpercival@hotmail.com> - 2014-07-17 13:55 +0100
  Re: Deleting files Huge <Huge@nowhere.much.invalid> - 2014-07-17 14:28 +0000
  Re: Deleting files scott@alfter.diespammersdie.us (Scott Alfter) - 2014-07-17 14:30 +0000
    Re: Deleting files Peter Percival <peterxpercival@hotmail.com> - 2014-07-17 18:09 +0100
  Re: Deleting files Adrian C <email@here.invalid> - 2014-07-17 15:30 +0100
  Re: Deleting files Rich <rich@example.invalid> - 2014-07-17 16:12 +0000
    Re: Deleting files Tim Streater <timstreater@greenbee.net> - 2014-07-17 17:58 +0100
      Re: Deleting files Richard Kettlewell <rjk@greenend.org.uk> - 2014-07-17 20:14 +0100
    Re: Deleting files Dario Niedermann <dnied@tiscali.it> - 2014-07-22 00:10 +0200
  Re: Deleting files Ben Bacarisse <ben.usenet@bsb.me.uk> - 2014-07-17 17:28 +0100
  Re: Deleting files Michael Black <et472@ncf.ca> - 2014-07-17 14:01 -0400
    Re: Deleting files Tim Streater <timstreater@greenbee.net> - 2014-07-17 19:04 +0100
  Re: Deleting files Peter Mc Donough <mcd-mail-lists@gmx.net> - 2014-07-17 21:12 +0200
    Re: Deleting files Peter Percival <peterxpercival@hotmail.com> - 2014-07-18 11:41 +0100
      Re: Deleting files Peter Mc Donough <mcd-mail-lists@gmx.net> - 2014-07-18 13:36 +0200

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