[Esd-l] anti-NovArg rules

John D. Hardin jhardin at impsec.org
Sat Feb 7 19:30:46 PST 2004

On 7 Feb 2004, Dan Riley wrote:

> "John D. Hardin" <jhardin at impsec.org> writes:
> > (particularly anybody being hammered by NovArg)
> Which reminds me--it was noted on nanog that NovArg has X-Priority and
> X-MSMail-Priority headers but not X-Mailer or X-MimeOLE, and just
> about the only other mail to share that property is spam.  This seems
> to work pretty well, and no false positives here so far:

Does that also trap bounced novarg attack messages?

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