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Date:      Thu, 19 Jul 2012 12:38:32 +0000 (UTC)
From:      jb <jb.1234abcd@gmail.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: fsck on FAT32 filesystem?
Message-ID:  <loom.20120719T143554-47@post.gmane.org>
References:  <201207190253.q6J2r3p0070058@mail.r-bonomi.com> <alpine.BSF.2.00.1207191014310.7414@wojtek.tensor.gdynia.pl> <BLU0-SMTP3158B6907CC27BEAF4F8C2C93D90@phx.gbl> <alpine.BSF.2.00.1207191259470.15515@wojtek.tensor.gdynia.pl>

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Wojciech Puchar <wojtek <at> wojtek.tensor.gdynia.pl> writes:

> ...

This should clear up some confusion. Will it ?

Disk Wiping One Pass Is Enough
http://www.anti-forensics.com/disk-wiping-one-pass-is-enough
...

---
http://www.anti-forensics.com/disk-wiping-one-pass-is-enough-part-2-this-time-wi
th-screenshots
...
What about magnetic force microscopy?
...
Sans Computer Forensics on Magnetic Force Microscopy
...
Secure Deletion of Data from Magnetic and Solid-State Memory 
by Peter Gutmann (35 pass wipe originated from Mr. Gutmann)
...
---

...
So why are there so many recommendations for multiple passes during disk 
wiping?
...
"Another method I use quite a bit is to just hook a drive up to a Linux system
or pop a bootable Live CD in the machine and boot into a Linux environment to
use the "DD" command. It can be as simple as this:
  dd if=/dev/zero of=/dev/[DISK HERE]
"

Enjoy it !
jb
 





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