On Thu, 6 Feb 2014 12:35:17 +0000 RW wrote: > On Wed, 5 Feb 2014 17:13:46 +0100 > Ricardo Mones wrote: > > > > > AFAIK Bcc is a SMTP-only header, you shouldn't receive it, so no > > filtering is possible on this. > > It exists in draft messages. That should have been draft or sent messages.