RE: [exim] Anti Phishing Trick

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著者: Herb Martin
日付:  
To: exim-users
題目: RE: [exim] Anti Phishing Trick


> [mailto:exim-users-bounces@exim.org] On Behalf Of Fred Viles
> Sent: Thursday, August 25, 2005 1:31 PM
> To: exim-users@???
> Subject: RE: [exim] Anti Phishing Trick
>
> On 25 Aug 2005 at 13:15, Herb Martin wrote about
>     "RE: [exim] Anti Phishing Trick":

>
> |...
> | Also, there is a fourth category:
> |
> | 4. The Spammee
> |
> | Of course, this may be another version of "Poor Joe" but by
> bouncing a
> | Joe Job off someone's poorly configured email server, you
> effectively
> | use that server as a form of "semi-open relay" to deliver
> the spam to
> | the Poor Joe Spammees out there.
>
> Which is why message bodies should not be included in DSNs.


BUT enough of the body NEEDS to be sent to make the rejection
useful in most cases.

Bounces to unauthenticated users are really bad in
almost all cases.

REJECTION is the appropriate behavior for mail you
cannot deliver but cannot authenticate.

Once you take the message it is YOURS, and should not
be sent to anyone who didn't "send or expect it."

If your email server isn't setup to deal with the mail
you ACCEPT then don't expect random people (truly random
Joe admins) to do your job for you.


--
Herb Martin