Or actually it's because you sent the mail directly to me, and I see a
copy that hasn't been through mailman. Everybody else got it in the Spam
folder, with the broken signature.

On 11/08/2016 09:50 AM, Sergiu Dumitriu wrote:
> It's not your fault, it's XWiki's Mailman's fault.
> 
> The signature verifies that your original email is valid.
> 
> But Mailman appends the following to the bottom of the mails:
> 
> devs mailing list
> devs@xwiki.org
> http://lists.xwiki.org/mailman/listinfo/devs
> 
> By adding this, the signature now fails. Since yahoo now says that mails
> without a valid signature aren't trusted, your email becomes untrusted.
> 
> I see now that your mail doesn't have this signature anymore (hurray
> XWiki infra!), and is now considered valid:
> 
> Authentication-Results: mx.google.com;
>        dkim=pass header.i=@yahoo.fr;
>        dmarc=pass (p=REJECT dis=NONE) header.from=yahoo.fr
> 
> On 11/08/2016 03:40 AM, Pascal BASTIEN wrote:
>> Hello,
>> It is strange because my emails have a DKIM signature like here (piece of 
>> header from a mail I sent from my xwiki email to myself at another adress).
>> Is it sympa who's altering this signature?
>> Can I fix it (if it is "my fault")?
>> Thxs
>>
>> Pascal
>> ----------------------------------
>> Received: from nm43-vm5.bullet.mail.gq1.yahoo.com 
>> (nm43-vm5.bullet.mail.gq1.yahoo.com [67.195.87.220])
>> xxx
>> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.fr; s=s2048; 
>> t=1478593132; bh=g3zLYH4xKxcPrHOD18z9YfpQcnk/GaJedfustWU5uGs=; 
>> h=Date:From:Reply-To:To:Subject:References:From:Subject; 
>> b=N6C8UltuP6jp4mZaWG43Y1ngel4R75RdftqTuXxYHngnseuGe5/2k2/H5pwVcJVe34gjtB33vMZm1j4yZ56M8++zNl4Asb4xV/6wwF+JL+ZGlcXTmfJdGlx5+GdukOzN6bX9Dz9Lvp5GpsYHZnWE8eANw0SeJ9t9wcvzKmNOYW+t9S53N27nfRfjYAwm7iZVmUsgbbZlpnW3NYrPOLoBGZX67aq6gsq877LKUyLLgLP5oszQnx3cUZAsgmjRuSYIIzjF42vfzjVjs7rOoO7royNl5O8BeFlgpevF/BDk2g2K7KXRTkkKtmDMxxxx
>>
>>
>> --------------------------------------------
>> En date de : Lun 7.11.16, Sergiu Dumitriu <ser...@xwiki.org> a écrit :
>>
>>  Objet: Re: [xwiki-users] Lots of disabled Yahoo email addresses on the 
>> xwiki.org lists
>>  À: "XWiki Users" <us...@xwiki.org>, "XWiki Developers" <devs@xwiki.org>
>>  Date: Lundi 7 novembre 2016, 15h40
>>  
>>  By the way, all of
>>  Pascal's and Julio's emails (and other yahoo
>>  users)
>>  end up in my spam folder because of
>>  the broken DKIM signatures.
>>  
>>  On
>>  11/07/2016 09:24 AM, Sergiu Dumitriu wrote:
>>  > This is partially XWiki's
>>  infrastructure fault, too.
>>  > 
>>  > DMARC doesn't work well with mailing
>>  lists, since they tend to break
>>  > DKIM
>>  signatures. The only way to fix the problem (at least for
>>  the
>>  > majority of emails) is to remove
>>  the footer from the configuration.
>>  > 
>>  > So, options:
>>  > 
>>  > - remove the footer, which means that
>>  "incompetent" users will have a
>>  > hard time finding information about
>>  unsubscribing, but allows users from
>>  >
>>  modern email providers to subscribe
>>  > -
>>  keep the footer, which makes it harder for legitimate users
>>  to stay
>>  > subscribed
>>  >
>>  
>>
> 
> 


-- 
Sergiu Dumitriu
http://purl.org/net/sergiu
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