A mail should still have a valid envelope from address, but we'll not
force mail to have a valid address in the headers. This is specifically
so mail from the inter-actief.lokaal domain can still be delivered.
message = Message headers fail syntax check
!verify = header_syntax
-
- # require that there is a verifiable sender address in at least
- # one of the "Sender:", "Reply-To:", or "From:" header lines.
- deny
- message = No verifiable sender address in message headers
- !verify = header_sender
-
# Don't spamcheck big messages
accept
condition = ${if >{$message_size}{80k}}