Andreas Weigel:
> AFAICS it does break recipient (or sender) address verification for any
> mailbox containing a ":", though. How many of those are practically
> encountered in the wild I cannot say, but probably not too many given
> that this has been in the code base for so long :)
It hasn't
Hi,
thank you for the quick response and explanation.
> I also wonder if after 17 years this should get attention all.
I do understand that it is probably not really critical. I noticed the
behavior with a non-standard case of having that colon as a delimiter
within artificially constructed m
Andreas Weigel:
> Hi,
>
> I recently noticed some (for me) unexpected behavior with address
> verification probes (reject_unverified_recipient in
> smtpd_relay_restrictions). Given an envelope recipient with a local part
> in Quoted-String format
> (https://datatracker.ietf.org/doc/html/rfc532
