[Mimedefang] New .mail domain designed to slow spam (fwd)

Steffen Kaiser skmimedefang at smail.inf.fh-bonn-rhein-sieg.de
Mon Apr 19 02:49:29 EDT 2004


On Tue, 13 Apr 2004, scuba at centroin.com.br wrote:

> 	What you think about this?

Hmm, I makes me nervous is this:

> The .mail signup process will be so time-consuming that it wouldn't be
> financially viable for spammers to use it, Matt said. And Spamhaus'
> experienced staff will be able to shut off any domain owner who
> misbehaves.

So we have another cash machine here.

I always wonder why PGP (or S/MIME) is never mentioned in this
conjunction. Those systems seem to re-invent the wheel again and again;
set up an easy to use certiciation hierarchie (say, PGP key is signed the
IANA/ICAN/XYZ-mail-approval key), the receiving MTA is verifying that the
sender has an IANA-certified key. Done.

You can use systems of today for this, no need to change anything (accept
to use security plugins etc. available).

Moreover, instead of "just" have a SPAM-free mail system, you can have a
secure and/or encrypted mail deliviery. Well, even today.

> "This isn't a plan to end spam," said Matt. "This will just help ensure
> sender authentication. But that doesn't sound as marketable."

Well, re-invent the wheel?

> "This won't stop people from spamming in .com and .net," Ambler said.
> "But it will only allow legitimate mailers to get into the .mail zone."

What about those viruses etc. How are they filtered out in the .mail zone,
after they took over a host on the "turstworthy .mail" network?

Bye,

-- 
Steffen Kaiser



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