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RE: SUBMITTER is a bad idea

2004-06-03 21:07:58
On Thu, 3 Jun 2004, Michael R. Brumm wrote:

Finally, I've thought a lot about SRS vs. SUBMITTER in the past few days.

SRS:
 ugly
 not exploitable
 requires upgrading only the MTAs which forward

SUBMITTER:
 pretty
 bounce forgery is exploitable
 requires upgrading ALL MTA which wants to receive a forward (much larger
 pool)

You forgot:

Resurrecting Deprecated Reverse Source Path:
  pretty
  bounce forgery is exploitable (fixable with SES, btw.  See suggestion for
    validating SES via DNS instead of CBV.)
  requires upgrading (or downgrading :-) only the MTAs which forward

-- 
              Stuart D. Gathman <stuart(_at_)bmsi(_dot_)com>
    Business Management Systems Inc.  Phone: 703 591-0911 Fax: 703 591-6154
"Confutatis maledictis, flamis acribus addictis" - background song for
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