Re: [Asrg] An Anti-Spam Heuristic

"John Levine" <johnl@taugh.com> Sat, 15 December 2012 01:08 UTC

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Date: 15 Dec 2012 01:08:07 -0000
Message-ID: <20121215010807.54445.qmail@joyce.lan>
From: "John Levine" <johnl@taugh.com>
To: asrg@irtf.org
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Subject: Re: [Asrg] An Anti-Spam Heuristic
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>after tens of seconds) or when they are (greylisting in particular really
>breaks active mailing lists, by reordering discussions into a fairly random
>order).

Sounds like a badly broken greylister.  Mine still deters a remarkable amount
of spam, but since it whitelists every IP that's retried, its effect on normal
mail is quite tiny.