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Re: Spam from the list?

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Hans wrote: 
> Hi folks,
> 
> during the last moonths I get more mails from the debian-user list marked as 
> spam than before. Something must have changed.
> 
> I examined the header of the mails, but did not see any unusual.
> 
> Below I send the header of an example of such a mail, maybe you can see the 
> reason?
> 
> On my computer I am also using spamassassin, and my own score is set to 3.4, 
> so even so it should not considered as spam. 
> 
>  X-Spam-Flag: YES
> X-SPAM-FACTOR: DKIM

What sets these two headers?


> Authentication-Results: mail104c50.megamailservers.eu;
> 	dkim=fail reason="signature verification failed" (4096-bit key) 
> header.d=4angle.com header.i=@4angle.com header.b="bS+3bWmq"

That's the source of the DKIM fail.

> X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on bendel.debian.org
> X-Spam-Level: 
> X-Spam-Status: No, score=-6.7 required=4.0 tests=BODY_INCLUDES_PACKAGE,
> 	
> DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,LDO_WHITELIST,
> 	T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no
> 	version=3.4.2

This is debian.org's mailserver checking for spam and deciding that it isn't,
even though DKIM is invalid.

> X-Virus-Scanned: at lists.debian.org with policy bank en-ht
> X-Amavis-Spam-Status: No, score=-8.561 tagged_above=-10000 required=5.3
> 	tests=[BAYES_00=-2, BODY_INCLUDES_PACKAGE=-2, DKIM_INVALID=0.1,
> 	DKIM_SIGNED=0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.249,
> 	LDO_WHITELIST=-5, T_SCC_BODY_TEXT_LINE=-0.01]
> 	autolearn=ham autolearn_force=no

This is debian.org again.

> X-Bogosity: Ham, tests=bogofilter, spamicity=0.053994, version=1.2.5
> 
> --- snap ---
> 
> Does one see any reason, why this is considered as spam???

Whatever set X-SPAM-FLAG: YES is probably at fault.

-dsr-

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Thread

Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-06 11:50 +0100
  Re: Spam from the list? "Thomas Schmitt" <scdbackup@gmx.net> - 2024-03-06 12:20 +0100
    Re: Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-06 12:30 +0100
      Re: Spam from the list? debian-user@howorth.org.uk - 2024-03-06 13:20 +0100
  Re: Spam from the list? Dan Ritter <dsr@randomstring.org> - 2024-03-06 12:30 +0100
    Re: Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-06 12:40 +0100
  Re: Spam from the list? "Thomas Schmitt" <scdbackup@gmx.net> - 2024-03-06 13:00 +0100
  Re: *****SPAM***** Re: Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-06 14:00 +0100
    Re: *****SPAM***** Re: Spam from the list? <tomas@tuxteam.de> - 2024-03-06 14:00 +0100
    Re: Spam from the list? "Thomas Schmitt" <scdbackup@gmx.net> - 2024-03-06 14:30 +0100
    Re: *****SPAM***** Re: Spam from the list? Nicolas George <george@nsup.org> - 2024-03-06 14:50 +0100
    Re: Spam from the list? Brad Rogers <brad@fineby.me.uk> - 2024-03-06 15:10 +0100
      Re: Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-06 15:40 +0100
        Re: Spam from the list? debian-user@howorth.org.uk - 2024-03-06 18:20 +0100
  Re: Spam from the list? Hans <hans.ullrich@loop.de> - 2024-03-07 09:50 +0100
    Re: Spam from the list? Byunghee HWANG <soyeomul@doraji.xyz> - 2024-03-07 12:00 +0100
    Re: Spam from the list? Andy Smith <andy@strugglers.net> - 2024-03-07 13:10 +0100
      Re: Spam from the list? John Crawley <john@bunsenlabs.org> - 2024-03-08 02:20 +0100
      Re: Spam from the list? Tim Woodall <debianuser@woodall.me.uk> - 2024-03-08 03:20 +0100
        Re: Spam from the list? Andy Smith <andy@strugglers.net> - 2024-03-08 12:50 +0100
          Re: Spam from the list? "Thomas Schmitt" <scdbackup@gmx.net> - 2024-03-08 14:00 +0100

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