Re: [exim] dkim=fail (body hash mismatch; body probably mod…

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Author: Victor Sudakov
Date:  
To: exim-users
Subject: Re: [exim] dkim=fail (body hash mismatch; body probably modified in transit)
Slavko via Exim-users wrote:

[dd]
>
> You can try to send messages to two recipients (target hosts)
> at once, then get message file from both and compare them to
> find difference.


This is actually how I started the thread, by sending one message to
two recipients at once, on FreeBSD and on Debian. I even wrote that I
had compared md5 sums of the bodies and found them identical.

> You can try to test the file from other host with
> -bh option, to see results...


Did not quite get the idea, sorry.
>
> You can install some software/tool to do DKIM verify from shell
> to see/compare result with exim's, if they differ, there will be
> something wrong, with one or other. I never used any...


I have a Thunderbird DKIM checker plugin installed and it reports
"DKIM valid" on the messages where Debian Exim's check reports a body
hash mismatch.


--
Victor Sudakov VAS4-RIPE
http://vas.tomsk.ru/
2:5005/49@fidonet