[unisog] Numeric SPAM

Joseph Brennan brennan at columbia.edu
Tue Jun 6 16:15:34 GMT 2006



--On Tuesday, June 6, 2006 8:37 AM -0700 Eric Peters <epeters at pcthome.com> 
wrote:

> Date: Tue, 06 Jun 2006 23:24:26 +0800
> To: "Eric" <eric's.personal.email at gmail.com>
> From: "Eric" <eric's.personal.email at gmail.com>
> Subject: 586876
> Message-ID: <umnbfpzgqygmkdndqcd at gmail.com>


The Message-ID is always small letters, @, recipient's domain.  Bagel
generated Message-ID this way.  I don't know of any legitimate product
that does so.  At any rate we determined that nothing used on our
campus does, and we have blocked this for years, as stated in Perl:

   /<[a-z]+\@(columbia|COLUMBIA)/


Joseph Brennan
Columbia University Information Technology





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