I mostly agree - I’ve been using Postfix for a long while now. But something is folding headers in my domain and failing DKIM that don’t get folded by gmail and which, if I manually unfold and remove the extra space do get signature agreement.
Here’s an example: List-Unsubscribe: <https://02.emailinboundprocessing.eu/enc_user/list_unsubscribe?d=%241%24gmQXMwTQEE1GYszuWbUQrg%3D%3D%24jiAP9arboKu0brw0IRRcdYzW0Mc2SlniRFa%2B5Gfl62j42XnI8DRi3zik9uvZ%0AhXgFIedJEEFwBeBgb%2B%2FSFgbN42ohCjtfZ5H48YbYLz1UnK%2FBMUljEt9FrxNo%0AB51wzS11dOaQp8Fl8XCQiD3A%2FIu%2FA2zabIPnJSCHilz8pKlAiaRsvvm2GwGH%0A2BdyHMGHBfFlmZm2lKmAphlseUuRx79ayIOo91n2Pvhu6d3kjSCyktrd9MG4%0AHGun63JRTkEePg8Mm7C2YB%2BBnyJwmHc0h5It%2FqZWoq%2BtCrJAsj1H2QUy71o%3D&1=1>, <mailto:4_pao95zpiovuhqqz6207bba02rle66w6hglw8hnndffz5zt16k27...@unsubscribe-02.emailinboundprocessing.eu?subject=Unsubscribe%20pnrcgsq2op5074nvz9np8piz4oheo75ftv33lpbbnwovcfd&body=DO_NOT_DELETE-27pzt7kqo7fvhvi1dzm3gbk8civ16k5sp7i4w7czi8zbq0xlfviyos65msrngz1rg78iv8xmc6wgekztesn6wrr-DO_NOT_DELETE> These are quite rare emails, typically machine generated and including odd headers like this. fwiw, I’m validating the signatures with dkimpy (and it wasn’t trivial to pin it down to this issue, so I could well be wrong). > On 29 Apr 2024, at 10:59, David Bürgin via Postfix-users > <[email protected]> wrote: > > Remember that Postfix has supported DKIM via various milters for > 15+ years without issues. So no, practically there is no problem with > DKIM and header folding in Postfix. > > _______________________________________________ > Postfix-users mailing list -- [email protected] > To unsubscribe send an email to [email protected]
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