[Mimedefang] Anti-spam breakthrough from Roaring Penguin

Jan-Pieter Cornet johnpc at xs4all.net
Wed Apr 5 05:20:47 EDT 2017

> On April 1, 2017 12:17:25 AM EDT, Dianne Skoll <dfs at roaringpenguin.com> wrote:
>> I'm proud to announce that our Roaring Penguin research staff have made
>> a historical breakthrough in spam filtering.  Please see our video
>> about
>> our new technology, Quantum Spam Filtering:
>> https://www.youtube.com/watch?v=koRRqOJcaHs

Funny thing is, this method of both accepting AND rejecting is actually observed in practice :)

There are a number of trap hosts that reject a message after data, AND send the received mail back to the sender's network as spam feedback. Quite useful.

Jan-Pieter Cornet <johnpc at xs4all.net>
Systeembeheer XS4ALL Internet bv

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