Re: some thoughts

Arnt Gulbrandsen wrote:

> >  - envelopes
> > If a mail goes to several recepients, but in one envelope, test  
> > address and test envelope can figure it out, but then the rfc3028  
> > permits that one user removes the other from the envelope. E.g. if a  
> > mail goes
> > To: a(_at_)d(_dot_)e, b(_at_)d(_dot_)e
> >
> > the a(_at_)d(_dot_)e(_dot_) might have the follwoing script
> >
> > if envelope :all is "to" b(_at_)d(_dot_)e discard;
> >
> > then the mail might not be delivered to b(_at_)d(_dot_)e . Is there any 
> > sentence,  I have overseen, prohibiting that the different users' 
> > scripts may not  interfere?
> I eventually decided that a(_at_)d(_dot_)e should not be able to tell whether the 
> envelope contains b(_at_)d(_dot_)e(_dot_) If b(_at_)d(_dot_)e is a bcc, revealing it in sieve 
> would be a privacy leak.
Indeed. As far as Sieve is concerned, each envelope always contains a 
single recipient.