On Wed, 2005-08-03 at 23:33 -0400, W Randolph Franklin wrote:
> Concerning this:
> 
> > Message: 2
> > Date: Wed, 03 Aug 2005 03:36:08 -0500
> > From: Ron Johnson <[EMAIL PROTECTED]>
> > Subject: Re: [Evolution] [EMAIL PROTECTED] address format, was Re: how
> >     to      edit 'from' line when composing
> > To: [email protected]
> > Message-ID: <[EMAIL PROTECTED]>
> > Content-Type: text/plain; charset="us-ascii"
> > 
> > On Tue, 2005-08-02 at 22:50 -0400, W Randolph Franklin wrote:
> > [snip]
> > > 3. Why not use a filter to "sort" replies? 
> > > 
> > > What's the invariant that I would sort on?   The sender and the subject
> > > may change, say if the sender passes my address on to someone else.
> > > However my address can't if the mail is to reach me.  
> > 
> > It depends.
> > 
> > For this list, it's :
> >     ^X-BeenThere: [email protected]
> 
> 
> That won't work if someone on this list puts my address into his contact
> and later mails me.   
> 
> That also won't work to identify and block which business sold my
> address to spammers.
> 
> It won't even work to sort mail from good businesses who change their
> address slightly.  This is particularly relevant since there are
> apparent subtleties to the filtering that I haven't figured out yet.

Ah.  I use postfix+mailfilter+imap/maildir, and just use Evo
filters for outbound mail.

> The unique property of user+subject is that (if I implement a few other
> things also) is that if someone deletes or changes the tag, then he
> can't mail me.   I.e., anonymity is not possible.  Phishing me becomes
> harder.    If I give paypal an address of [EMAIL PROTECTED], then
> mail to any other address pretending to be from paypal is fake.
> 
> Another way to do this is to buy your own domain and give everyone a
> different address, i.e.,  [EMAIL PROTECTED]   This is useful since
> some braindead web forms refuse to accept certain valid addresses, e.g.,
> with plusses.   However using this also requires editing 'from' lines
> (or creating lots of accounts).

You make good point.  Wishlist it (giving reasoned justifications),
and see what happens...

-- 
-----------------------------------------------------------------
Ron Johnson, Jr.
Jefferson, LA USA
PGP Key ID 8834C06B I prefer encrypted mail.

"There are no friends at cards or world politics."
Finley Peter Dunne

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