Re: How to block SMTP AUTH attacks

Tech-Archive recommends: Fix windows errors by optimizing your registry

From: Kip Ng [MSFT] (king_at_online.microsoft.com)
Date: 03/17/05


Date: Fri, 18 Mar 2005 03:51:59 +0800

Hmm..

Internet facing, only do anonymous.
Internal, only allow server to send mail. Other user cannot connect at all.

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"Dan" <anonymous@discussions.microsoft.com> wrote in message 
news:09af01c52a98$c1f9db20$a501280a@phx.gbl...
> Hi,
> Could you tell me other measures that I can use to block
> (stop) this kind of attacks on Exchange 2003 server?
> I have the server configured with strong passwords, lock
> user accounts after 3 unsuccessful login attempts and
> monitoring system in place.
> Thanks. 


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