bugtraq - Re: [PAPER] Juggling with packets: floating data storage

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Message-ID: <3F847729.2040107@mightye.org>
Date: Wed, 08 Oct 2003 16:44:25 -0400
From: MightyE <trash@...htye.org>
To: Rick Wash <rwash@...i.umich.edu>
Cc: Nicholas Weaver <nweaver@...berkeley.edu>, Alun Jones <alun@...is.com>,
   "'Wojciech Purczynski'" <cliph@...c.pl>,
   "'Michal Zalewski'" <lcamtuf@...edump.cx>, bugtraq@...urityfocus.com,
   secpapers@...urityfocus.com, vulnwatch@...nwatch.org,
   vulndiscuss@...nwatch.org, full-disclosure@...sys.com
Subject: Re: [PAPER] Juggling with packets: floating data storage


>Show me another
>method that can delete 6.5 GB a data in a completely unrecoverable manner
>that quickly. 


RAM? 

I haven't priced gigabit hardware recently, but I imagine it's similar 
or more expensive to maintain a gigabit fiber long enough to hold 6.5 GB 
of data as it is to create a 6.5 GB ramdisk.

The use here (if you must find one) is in hiding data where others don't 
expect it.

-Eric Stevens
mightye at mightye dot org

Rick Wash wrote:

>On Wed, Oct 08, 2003 at 12:03:20PM -0700, Nicholas Weaver wrote:
>  
>
>>So who cares?  Why juggle when shelves hold so much more?
>>    
>>
>
>Just because you and I don't have a use for this doesn't make it useless.
>
>This technique has one advantage that I can see being very useful -- it is
>easy to delete large amounts of data quickly.   Imagine you hear the feds
>knocking on your door -- you just unplug your fiber, and let all the light
>(aka your data) fly out into the room.   Your data is gone, permanently.
>If the latency is a minute, then it only takes a minute to delete everything
>-- all 6.5 GB of data according to your calculations.   Show me another
>method that can delete 6.5 GB a data in a completely unrecoverable manner
>that quickly.   Hard drives need to be overwritten many times, but even then
>they can still likely be recovered with enough money put toward it.
>
>  Rick
>
>  
>

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