Qmail backscatter spam
Posted Aug 31, 2006 17:00 UTC (Thu) by RussNelson
In reply to: Qmail backscatter spam
Parent article: A comparison of Mail Transfer Agents - Part One
The solution to this problem is not to enable dictionary attacks, but is instead to not reply to forged emails. If an ISP claims to not want backscatter spam, and yet isn't signing emails using DomainKeys, then their claim is not plausible.
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