Autor: Jeremy Harris Datum: To: exim-users Betreff: Re: [exim] Exim DKIM: exim<->Exim verifies but not on Gmail or
Office 365
On 03/05/18 18:28, Robert Bannocks via Exim-users wrote: > Hi I have exim configured to sign mail from a domain. It does this and passing through another Exim server that other server verifies the signature,but, Gmail and Office 365 fail it. I am using 2048 bit keys all are well published in the DNS. Port 25 reports that the signature check fails, It finds the keys correctly. This is with exim version 4.90_1 #2 built 14-Mar-2018 08:32:15 from EPEL on Redhat 7.3. The transport config is correctly picking the key from a table and signing the message. Port25 reports as below is there some other config I need to do. I have even cutdown the signed headers to > DKIM check details:
Where was this report from? A very brief search gets far too many hits
for "port 25" but I assume this is some organisation?
What do Gmail say? What do Office365 say?
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Cheers,
Jeremy