how to fight fake email addresss?

[Jason]

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Hi,

    I'm curious to know whether MailScanner will do a DNS lookup to make
sure the sender's domain matches its ip.

Jason

----- Original Message -----
From: "Ugo Bellavance" <ugob at CAMO-ROUTE.COM>
To: <MAILSCANNER at JISCMAIL.AC.UK>
Sent: Friday, October 15, 2004 6:10 PM
Subject: Re: how to fight fake email addresss?


> Martin Hepworth wrote:
>> Jason
>>
>> well sort of..
>>
>> I use MailScanner rules on the spam and signature options, rather than
>> whitelisting which I believe will also stop virus scanning....
>
> No, it doesn't stop virus scanning, it just prevent spamassassin from
> tagging it as spam.  It does all the SA tests, though, so you're better
> off disabling spamassassin/RBL through rulesets instead.
>
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