[Dovecot] autocreate mailbox but no sub folders

[Timo Sirainen]

On 6.4.2013, at 18.18, Arnaud Abélard <arnaud.abelard at univ-nantes.fr> wrote:

> We have been using lda_mailbox_autocreate to avoid to intialize empty mailboxes upon account creations. This does the job allright except that dovecot-lda is also allowed to autocreate sub folders which is a problem when using addresses extensions (adress+folder at domain.tld). It's easy for a malicious user to flood a mailbox with tons of subfolders.
> 
> Is there a way to tell dovecot-lda it can only create the initial mailbox and maybe some special folders but nothing else?

INBOX is autocreated regardless of lda_mailbox_autocreate setting. So just set it to "no".