Email address spoofing

[Alex Neuman van der Hans]

It does - it *really* does. However, unless other steps are taken,  
you're only treating the patient, not curing the disease.

On Oct 2, 2008, at 2:43 PM, Martin.Hepworth wrote:

> Maxime
>
> The watermarking feature helps alot..
> -- 
> martin
>
> -----Original Message-----
> From: Maxime Gaudreault <mgaudreault at reference.qc.ca>
> Sent: 02 October 2008 17:12
> To: mailscanner at lists.mailscanner.info
> Subject: Email address spoofing
>
> Hi
>
>
>
> Is there anything to do against email address spoofing ? Many of our
> customers have their email address spoofed. Then they receive a sh*t
> load of bounce:
>
>
>
> Mail delivery failed: returning message to sender
>
> failure notice
>
> Delivery Status Notification (Failure)
>
> Undeliverable: 73% off for steve.messner
>
> Returned mail: see transcript for details
>
>
>
> My antispam gateway stops 80% of them but the customers receives  
> like 10
> of these / minutes. Another result of these bounce is my server being
> overloaded which lead to greater delay for mail scanning.
>
>
>
> Can I do something against that ?
>
>
>
> Thanks in advance
>
>
>
> Max
>
>
>
>
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