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m : mimedefang@lists.roaringpenguin.com 11 June 2009 • 1:24PM -0400

Re: [Mimedefang] Blocking Dictionary Attacks
by Petra Humann

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Do you know the sendmail badrcpt_shutdown patch?
http://www.jmaimon.com/sendmail/

After an defined number of bad recipients the SMTP session terminates:
"Possible SMTP RCPT flood, shutting down connection."

Regards.
Petra Humann
---
Mail:    humann@tcs....
WWW:     http://wwwtcs.inf.tu-dresden.de/~humann/




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