[Rspamd-Users] ^L causing DKIM validation errors with opensmtpd+rspamd

[G.W. Haywood]

Hi there,

On Wed, 27 Jul 2022, Jason A. Donenfeld via Users wrote:

> ...
> Using a fairly typical OpenSMTPD+rspamd setup, I'm finding that emails
> sent that have the ^L escape in them come out with an invalid DKIM
> signature. ...

You might be coming up against the difference between the DKIM 'simple'
and 'relaxed' algorithms.  Check out sections 3.4.3 and 3.4.4 of RFC6376.

-- 

73,
Ged.