[140753] in North American Network Operators' Group

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Re: Had an idea - looking for a math buff to tell me if it's possible

daemon@ATHENA.MIT.EDU (Lyndon Nerenberg (VE6BBM/VE7TFX))
Wed May 18 17:20:26 2011

To: morrowc.lists@gmail.com
From: "Lyndon Nerenberg (VE6BBM/VE7TFX)"  <lyndon@orthanc.ca>
Date: Wed, 18 May 2011 14:03:53 -0700
In-Reply-To: <BANLkTikvgTR+tUN4WTtc1e8HudoAro=mRg@mail.gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

> no no no.. it's simply, since the OP posited a math solution, md5.
> ship the size of file + hash, compute file on the other side. All
> files can be moved anywhere regardless of the size of the file in a
> single packet.

MD5 compression is lossy in this context.  Given big enough files
you're going to start seeing hash collisions.



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