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Re: [Asrg] The fundamental misconception about paying for mail

2008-11-30 09:18:26
Rich Kulawiec wrote:
On Sun, Nov 30, 2008 at 01:50:02PM +0100, Alessandro Vesely wrote:
mathew wrote:
Mailing lists might need to implement S/MIME to avoid such a problem.

Received-SPF: pass (Address passes the Sender Policy Framework)

Neither S/MIME nor SPF (nor DKIM nor other similar)  will do the slightest
thing to avoid this particular problem, since any spam emitted from
a fully-compromised system will pass these checks just as readily as
any non-spam.

I thought when you talked about <<doing anything technical about spam *that requires treating those systems as trustworthy*>> you meant end user machines, not servers.
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