North American Network Operators Group

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Re: SMTP store and forward requires DSN for integrity (was Re:Cluelessanti-virus )

  • From: Todd Vierling
  • Date: Sat Dec 10 12:24:18 2005

On Sat, 10 Dec 2005, Edward B. Dreger wrote:

> Let's use some hyperbole:
> Say that the latest megaworm chucks out spam at speeds resembling SQL
> Slammer.  The return-path specified is your email address.  Millions of
> MXes send _you_ bogus DSNs "in good faith".

That's not exactly hyperbole.  My antivirus-spew counter on my 9-user SMTP
server rolled past 1M more than a year ago.

Per incident, it isn't more than 1M; moire like ~50k, but that is still well
beyond DDoS level.

-- Todd Vierling <[email protected]> <[email protected]> <[email protected]>