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Re: [Asrg] user-level blacklisting patented

To: asrg at ietf.org
Subject: Re: [Asrg] user-level blacklisting patented
From: Claus Assmann <ca+asrg at esmtp.org>
Date: Thu, 17 Mar 2005 18:39:52 -0800
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On Thu, Mar 17, 2005, Peter Kay wrote:

> Our patent gives each end-user their own list that gets applied at the MTA.

That stuff has been done for sendmail 8.9 (released 1998) by Jan
Krueger via custom rulesets ("check_local"). Try your favorite
search engine...

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References:
- Re: [Asrg] user-level blacklisting patented
  - From: Troy Rollo
- RE: [Asrg] user-level blacklisting patented
  - From: Peter Kay

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