RE: [Asrg] 6.I Spam elimination by mailbox lock and key

Yakov Shafranovich <research@solidmatrix.com> Sun, 15 June 2003 17:46 UTC

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To: bob@wyman.us, 'Selby Hatch' <selby_hatch@azza.com>, asrg@ietf.org
From: Yakov Shafranovich <research@solidmatrix.com>
Subject: RE: [Asrg] 6.I Spam elimination by mailbox lock and key
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Date: Sun, 15 Jun 2003 11:47:27 -0400

At 04:09 PM 6/14/2003 -0400, Bob Wyman wrote:

>Selby Hatch wrote:
> > 2. Only senders that have a key to your mailbox can send
> > an email into your mailbox.
> > 3. You will create one or more keys for your mailbox and
> > enter them into the email address book entries for the
> > persons you are giving the keys to.
>
>         The system you have described is very similar to ones that have
>been described and implemented in the past. Personally, I agree with you
>that this particular method of fighting spam is likely to form part of a
>very effective anti-spam system. The most interesting feature of such a
>system is that it has immediate benefit to someone who adopts it and it
>can be adopted by individuals rather than requiring support from ISPs,
>network maintainers, etc.
>[..]

Is there a need for these systems to be interopable as per Eric William's 
requirement spec? Will someone have to eventually define a protocol so 
different "opt-in" systems can talk to each other? 

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