Re: Post ACL

[Alexey Melnikov <alexey.melnikov@xxxxxxxxx>]

Timo Sirainen wrote:

> > p - post (send mail to submission address for mailbox,
> >       not enforced by IMAP4 itself)
> >    
> What exactly does this mean?
>
> 1) Assume user+mailbox@domain style addresses are used. Should MDA check
> the ACLs before allowing delivery to the mailbox?
>  
It might :-). But it needs to map all senders that MDA don't recognize 
to anonymous.

> 2) Should Sieve fileinto check the ACL before it's allowed?
I guess that should work in the same way.

> If answer to either one is "yes", how are the ACL identifiers matched?
>  
I would treat the MAIL FROM sender as the username, canonicalizing it 
first. If the sender has mailbox on the same server, then you can strip 
plus addressing from it.