[svlug] 2 part Linux question

Aniruddha Mulay ani_mulay at yahoo.com
Thu Jul 10 14:50:42 PDT 2003


Hello,

--- Marc Maxwell <maxwellmarc at yahoo.com> wrote:

> I am curious about a couple of things. I want to wipe
> data off of an IDE drive COMPLETELY, absolutely and
> totally gone forever and NOT recoverable.

Others on the list have already listed out the tools (e.g. Wipe)
for this task. Here is an article about the findings of Simson
Garfinkel and Abhi Shelat [both from MIT] on "Disk sanitization
practices" or rather absence of it :)

http://www.larrysworld.com/articles/sjm_drivedump.htm

> I am definitely not hung up on dd; if there is another
> better utility please let me know, 3rd parties welcome
> if they are good.

The above article has links to scrubbing tools - both free
as well as commercial.

Those interested in the forensics aspects may check out
Dan Farmers website - http://www.fish.com/tct

> Part 2.  Is there a way to encrypt a drive under
> linux? This is less important than the first question
> just a fyi for me.

Loopback Encrypted Filesystem HOWTO
www.linux.org/docs/ldp/howto/Loopback-Encrypted-Filesystem-HOWTO.html

Good Luck,

(Ani)ruddha Mulay

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