On Mon 14/Nov/2022 18:54:33 +0100 Wei Chuang wrote:
On Mon, Nov 14, 2022 at 8:03 AM Alessandro Vesely <ves...@tana.it> wrote:
BTW, we all know that mailing lists send one message at a time, doing
VERP for each subscriber. They can more easily include the recipient in
the ARC signature. However, any spammer can do the same. >
WRT to the ARC like proposed approaches, agreed that the spammer can sign
for each recipient as well. However then the spammer has identified
themselves in the path, and some future path aware reputation systems will
be able to distinguish the spammer from benign forwarding flows.
If you can filter basing on a reliable reputation system, current ARC seals are
enough already, aren't they?
Best
Ale
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