[Watford] Warning: yahoo users postings might be lost

[M Fernandes]

Very interesting Alain, thank you.


On 13 April 2014 23:19, Alain Williams <addw at phcomp.co.uk> wrote:

> Summary: email sent by users with mailboxes held by yahoo may have their
> email disappear.
>
> This may be mail to a mail list (such as this one) their mail list
> postings may
> not be received by other yahoo users and also gmail users & a few others.
>
> Yahoo made changes without warning and have caused a huge on-line
> discussion by
> mailing list operators.
>
> Yahoo broke email lists.
>
> This is because at the start of the week Yahoo changed their DMARC
> settings to
> ask servers that receive a message with a yahoo.com email address in the
> From:
> line to reject it if it isn't properly signed by yahoo, which all messages
> they
> send will be.
>
> Basically, Yahoo has said that it users are not supposed to use any
> mailing list configured in the manner that they are often configured in.
>
> There are several possible workarounds, but none of them satisfactory.
> Discussion continues.
>
> See:
>
>     http://www.dmarc.org/
>
> --
> Alain Williams
> Linux/GNU Consultant - Mail systems, Web sites, Networking, Programmer, IT
> Lecturer.
> +44 (0) 787 668 0256  http://www.phcomp.co.uk/
> Parliament Hill Computers Ltd. Registration Information:
> http://www.phcomp.co.uk/contact.php
> #include <std_disclaimer.h>
>
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