Understanding Watermarking

Matt Hampton matt at coders.co.uk
Tue Aug 14 14:28:31 IST 2007

Martin wrote:
> Kai Schaetzl wrote:
>> Yes. And if you read a bit back on the list you'll see that it doesn't
>> work for read receipts, certain DSNs, certain autoreplies and maybe
>> more. There's no guarantee that only fake DSNs are detected by this
>> feature.
> Does this mean that read receipts etc will be tagged as spam?
> / Martin

No - not all - just those that are generated by Outlook 2003 and those
by Exchange 2007.


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