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Re: Gmail bounce unauthenticated @debian.org addresses



On 3/4/22 15:41, LeJacq, Jean Pierre wrote:
> Google uses a number of criteria when blocking. A missing DKIM is just one. 
> See the referenced document:
> 
> https://support.google.com/mail/answer/81126
> 
> One of the problems here is that mentors.debian.net does not have the standard 
> email security DNS records  - SPF, DKIM, DMARC, MTA-TLS, DANE. This doesn't 
> automatically cause Google to classify as spam but we really should have these 
> in place to protect email.
> 
> As an example, we may be spoofing mentors.debian.net with wv-debian-
> mentors1.wavecloud.de (not 100% clear with the headers provided). SPF could 
> handle this.

Indeed we are looking into it for mentors.

However for SPF, if I'm not mistaken, this is not possible for
@debian.org addresses since Debian does not offers an MSA and therefor
not a single (or enumerable list of) exit point.

-- 
Baptiste Beauplat - lyknode


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