On Jul 29, Louis T. Chmielewski wrote:
> For instance, how is a 'deleted' file ultimately deleted? What process is
> involved to truly delete a file from magnetic media?
See the following paper:
Author: Peter Gutmann
Title: Secure Deletion of Data from Magnetic and Solid-State Memory
Pages: 77-89
Publisher: USENIX
Proceedings: 6th USENIX Security Symposium
Date: July 22-25, 1996
Location: San Jose, CA
Institution: University of Auckland
On the Cypherpunks list a few days ago, I said:
>The topic is data recovery from magnetic media.
>Also appreciate any pointers to info on same.
William H. Geiger III responded:
>The document you want is DoD 5220.22-M (NISPOM) National Industrial
>Security Program Operating Manual <--- "Learn it, Live it, Love it"
>
>You can find the document at:
>
>http://jya.com/nispom
>
>The section you want is:
>
>Chapture 8: Automated Information System Security
>Section 3: Controls & Maintenance
>Part 306: Maintenance
>Sub-Part : Cleaning & Sanitization Matrix
>
>This can be found at:
>
>http://jya.com/nispom/chapt8.htm
>
>The matrix will be located towards the bottom of the page.
>
>Hope this helps,
Just ask your favourite search engine for "nispom"; Yahoo gave me enuff
hits.
Cheers.
--
Ng Pheng Siong <ngps @
post1 .
com>
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