Block emails having different source and reply-to address....

[Julian Field]

On 19/05/2010 15:01, John Wilcock wrote:
> Le 19/05/2010 14:44, Khawaja M. Jawad a écrit :
>> How can I stop such email in which source email address and reply-to
>> email address are not same.
>
> Your MTA may be able to detect this condition, a custom spamassassin 
> rule definitely could, but it's unlikely to be a good idea to block 
> such messages. Lots of legitimate e-mail has different From and 
> Reply-to addresses (not least, messages from mailing lists).
Agreed, definitely, you shouldn't block stuff like this.
But if you really want to, then use a SpamAssassin rule that catches it, 
and use SpamAssassin Rule Actions to divert the message elsewhere.

Jules

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